Station Overview Station Location
Station Number ID-BK-1 Latitude 42.919784
Station Name Chubbuck 0.5 WSW Longitude -112.473524
County Bannock Elevation (ft) 4482



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 10 0.91 0.95 31 0.95 31 0.00 0 0 5 2 0.0 0 0
Nov 10 1.01 1.59 30 1.59 30 0.00 0 0 9 7 14.7 7 10
Dec 10 1.13 1.53 31 1.53 31 0.00 0 0 15 5 4.9 8 13
Jan 11 0.95 1.06 31 1.06 31 0.00 0 0 11 3 10.8 9 25
Feb 11 0.94 0.58 28 0.58 28 0.00 0 0 7 4 5.3 8 16
March 11 1.32 1.67 31 1.67 31 0.00 0 0 15 5 5.6 9 5
April 11 1.17 0.87 30 0.87 30 0.00 0 0 15 4 2.8 5 2
May 11 1.52 2.44 31 2.44 31 0.00 0 0 15 7 0.3 1 0
June 11 1.13 0.36 30 0.36 30 0.00 0 0 7 4 0.0 0 0
July 11 0.70 0.19 31 0.19 31 0.00 0 0 4 4 0.0 0 0
Aug 11 0.77 0.64 31 0.64 31 0.00 0 0 4 2 0.0 0 0
Sept 11 0.83 0.14 30 0.14 30 0.00 0 0 2 3 0.0 0 0
Water Year Totals: 12.38" 12.02" 365 days 12.02" 365 0.00" 0 days 0 109 days 50 days 44.4" 47 days 71 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2010 0.00
10/2/2010 0.00
10/3/2010 0.00
10/4/2010 0.00
10/5/2010 0.05
10/6/2010 0.00
10/7/2010 T
10/8/2010 0.53
10/9/2010 0.00
10/10/2010 0.00
10/11/2010 0.00
10/12/2010 0.01
10/13/2010 0.00
10/14/2010 0.00
10/15/2010 0.00
10/16/2010 0.00
10/17/2010 0.00
10/18/2010 0.00
10/19/2010 0.00
10/20/2010 0.00
10/21/2010 0.00
10/22/2010 0.00
10/23/2010 0.00
10/24/2010 T
10/25/2010 0.34
10/26/2010 0.00
10/27/2010 0.00
10/28/2010 0.00
10/29/2010 0.00
10/30/2010 0.00
10/31/2010 0.02
11/1/2010 0.00
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.00
11/6/2010 0.00
11/7/2010 0.00
11/8/2010 0.43
11/9/2010 0.21
11/10/2010 T
11/11/2010 T
11/12/2010 T
11/13/2010 T
11/14/2010 T
11/15/2010 0.00
11/16/2010 0.00
11/17/2010 0.01
11/18/2010 0.00
11/19/2010 0.00
11/20/2010 T
11/21/2010 0.30
11/22/2010 0.12
11/23/2010 0.08
11/24/2010 0.07
11/25/2010 T
11/26/2010 0.00
11/27/2010 0.00
11/28/2010 0.16
11/29/2010 0.21
11/30/2010 0.00
12/1/2010 T
12/2/2010 0.05
12/3/2010 0.17
12/4/2010 T
12/5/2010 0.07
12/6/2010 0.00
12/7/2010 0.11
12/8/2010 0.00
12/9/2010 0.04
12/10/2010 0.02
12/11/2010 0.00
12/12/2010 0.04
12/13/2010 0.00
12/14/2010 0.00
12/15/2010 0.14
12/16/2010 0.00
12/17/2010 0.00
12/18/2010 T
12/19/2010 0.32
12/20/2010 0.20
12/21/2010 0.00
12/22/2010 T
12/23/2010 0.29
12/24/2010 0.00
12/25/2010 0.00
12/26/2010 0.00
12/27/2010 0.02
12/28/2010 T
12/29/2010 0.01
12/30/2010 0.02
12/31/2010 0.03
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.01
1/2/2011 0.00
1/3/2011 0.00
1/4/2011 0.00
1/5/2011 T
1/6/2011 0.00
1/7/2011 0.00
1/8/2011 0.00
1/9/2011 0.05
1/10/2011 T
1/11/2011 0.01
1/12/2011 0.00
1/13/2011 T
1/14/2011 0.07
1/15/2011 0.00
1/16/2011 0.12
1/17/2011 0.03
1/18/2011 0.00
1/19/2011 0.33
1/20/2011 0.00
1/21/2011 0.00
1/22/2011 0.01
1/23/2011 0.00
1/24/2011 0.00
1/25/2011 0.30
1/26/2011 0.11
1/27/2011 0.00
1/28/2011 0.00
1/29/2011 0.00
1/30/2011 0.00
1/31/2011 0.02
2/1/2011 0.00
2/2/2011 0.00
2/3/2011 0.00
2/4/2011 0.00
2/5/2011 0.00
2/6/2011 0.00
2/7/2011 0.01
2/8/2011 0.02
2/9/2011 0.00
2/10/2011 T
2/11/2011 0.00
2/12/2011 0.00
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 0.00
2/16/2011 0.00
2/17/2011 0.10
2/18/2011 T
2/19/2011 0.00
2/20/2011 0.14
2/21/2011 0.00
2/22/2011 T
2/23/2011 0.01
2/24/2011 T
2/25/2011 0.09
2/26/2011 0.21
2/27/2011 0.00
2/28/2011 0.00
3/1/2011 0.00
3/2/2011 0.00
3/3/2011 0.20
3/4/2011 T
3/5/2011 0.00
3/6/2011 0.31
3/7/2011 0.04
3/8/2011 0.19
3/9/2011 T
3/10/2011 0.00
3/11/2011 0.05
3/12/2011 0.00
3/13/2011 0.00
3/14/2011 0.00
3/15/2011 0.10
3/16/2011 0.33
3/17/2011 0.15
3/18/2011 0.00
3/19/2011 0.00
3/20/2011 0.01
3/21/2011 T
3/22/2011 0.12
3/23/2011 0.01
3/24/2011 0.00
3/25/2011 0.06
3/26/2011 0.01
3/27/2011 T
3/28/2011 0.08
3/29/2011 0.01
3/30/2011 0.00
3/31/2011 T
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011 0.00
4/3/2011 0.00
4/4/2011 T
4/5/2011 0.00
4/6/2011 0.02
4/7/2011 0.12
4/8/2011 0.10
4/9/2011 0.01
4/10/2011 0.01
4/11/2011 0.00
4/12/2011 0.07
4/13/2011 T
4/14/2011 0.08
4/15/2011 0.00
4/16/2011 0.00
4/17/2011 0.13
4/18/2011 T
4/19/2011 0.06
4/20/2011 0.00
4/21/2011 0.03
4/22/2011 0.03
4/23/2011 0.00
4/24/2011 0.00
4/25/2011 T
4/26/2011 0.07
4/27/2011 0.03
4/28/2011 0.00
4/29/2011 0.10
4/30/2011 0.01
5/1/2011 T
5/2/2011 0.00
5/3/2011 0.01
5/4/2011 0.00
5/5/2011 0.00
5/6/2011 0.00
5/7/2011 0.01
5/8/2011 0.47
5/9/2011 0.12
5/10/2011 0.63
5/11/2011 0.13
5/12/2011 0.00
5/13/2011 0.00
5/14/2011 0.00
5/15/2011 0.04
5/16/2011 T
5/17/2011 T
5/18/2011 T
5/19/2011 0.01
5/20/2011 T
5/21/2011 0.01
5/22/2011 0.00
5/23/2011 T
5/24/2011 0.08
5/25/2011 T
5/26/2011 0.10
5/27/2011 0.00
5/28/2011 0.04
5/29/2011 0.22
5/30/2011 0.55
5/31/2011 0.02
6/1/2011 0.00
6/2/2011 0.00
6/3/2011 0.00
6/4/2011 0.00
6/5/2011 0.00
6/6/2011 0.00
6/7/2011 0.06
6/8/2011 0.01
6/9/2011 0.23
6/10/2011 0.02
6/11/2011 T
6/12/2011 0.02
6/13/2011 0.00
6/14/2011 T
6/15/2011 0.00
6/16/2011 0.00
6/17/2011 T
6/18/2011 0.00
6/19/2011 0.01
6/20/2011 0.01
6/21/2011 0.00
6/22/2011 0.00
6/23/2011 T
6/24/2011 0.00
6/25/2011 0.00
6/26/2011 0.00
6/27/2011 0.00
6/28/2011 0.00
6/29/2011 0.00
6/30/2011 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.00
7/2/2011 0.00
7/3/2011 0.00
7/4/2011 0.00
7/5/2011 0.03
7/6/2011 0.00
7/7/2011 0.00
7/8/2011 0.05
7/9/2011 0.00
7/10/2011 0.00
7/11/2011 T
7/12/2011 T
7/13/2011 0.03
7/14/2011 0.00
7/15/2011 0.00
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.00
7/19/2011 0.00
7/20/2011 T
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.00
7/25/2011 0.00
7/26/2011 0.08
7/27/2011 0.00
7/28/2011 0.00
7/29/2011 0.00
7/30/2011 0.00
7/31/2011 T
8/1/2011 0.14
8/2/2011 0.35
8/3/2011 T
8/4/2011 0.00
8/5/2011 0.10
8/6/2011 0.00
8/7/2011 0.00
8/8/2011 0.00
8/9/2011 0.00
8/10/2011 0.00
8/11/2011 0.00
8/12/2011 0.00
8/13/2011 0.00
8/14/2011 0.00
8/15/2011 0.00
8/16/2011 0.00
8/17/2011 0.00
8/18/2011 0.00
8/19/2011 0.00
8/20/2011 0.00
8/21/2011 0.05
8/22/2011 0.00
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.00
8/26/2011 0.00
8/27/2011 0.00
8/28/2011 0.00
8/29/2011 T
8/30/2011 0.00
8/31/2011 0.00
9/1/2011 0.00
9/2/2011 0.00
9/3/2011 0.00
9/4/2011 0.00
9/5/2011 0.00
9/6/2011 T
9/7/2011 0.00
9/8/2011 0.00
9/9/2011 0.00
9/10/2011 0.00
9/11/2011 0.00
9/12/2011 0.03
9/13/2011 T
9/14/2011 0.00
9/15/2011 0.00
9/16/2011 T
9/17/2011 0.11
9/18/2011 0.00
9/19/2011 0.00
9/20/2011 0.00
9/21/2011 0.00
9/22/2011 0.00
9/23/2011 0.00
9/24/2011 0.00
9/25/2011 0.00
9/26/2011 0.00
9/27/2011 0.00
9/28/2011 0.00
9/29/2011 0.00
9/30/2011 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 7:00 AM 0.00 0.0 M M M
10/2/2010 7:00 AM 0.00 0.0 M M M
10/3/2010 7:00 AM 0.00 0.0 M M M
10/4/2010 7:00 AM 0.00 0.0 M M M
10/5/2010 7:00 AM 0.05 M M M M PM showers.
10/6/2010 7:00 AM 0.00 0.0 M M M
10/7/2010 7:00 AM T M M M M Drops
10/8/2010 7:00 AM 0.53 M M M M light showers in afternoon with nearly all presip from 4 am to obs time. Drops falling at obs time.
10/9/2010 7:00 AM 0.00 0.0 M M M
10/10/2010 7:00 AM 0.00 0.0 M M M
10/11/2010 7:00 AM 0.00 0.0 M M M
10/12/2010 7:00 AM 0.01 M M M M Mainly drizzle associated with cold front.
10/13/2010 7:00 AM 0.00 0.0 M M M
10/14/2010 7:00 AM 0.00 0.0 M M M
10/15/2010 7:00 AM 0.00 0.0 M M M
10/16/2010 7:00 AM 0.00 0.0 M M M
10/17/2010 7:00 AM 0.00 0.0 M M M
10/18/2010 7:00 AM 0.00 0.0 M M M
10/19/2010 7:00 AM 0.00 0.0 M M M
10/20/2010 7:00 AM 0.00 0.0 M M M
10/21/2010 7:00 AM 0.00 0.0 M M M
10/22/2010 7:00 AM 0.00 0.0 M M M
10/23/2010 7:00 AM 0.00 0.0 M M M
10/24/2010 7:00 AM T M M M M Very light, showery, precipitation. More rain imminent.
10/25/2010 7:00 AM 0.34 M M M M rain and rain showers nearly entire period with TSTMS associated with FROPA and heaviest rainfall.
10/26/2010 7:00 AM 0.00 0.0 M M M
10/27/2010 7:00 AM 0.00 0.0 M M M
10/28/2010 7:00 AM 0.00 0.0 M M M
10/29/2010 7:00 AM 0.00 0.0 M M M
10/30/2010 7:00 AM 0.00 0.0 M M M
10/31/2010 7:00 AM 0.02 M M M M Weak frontal passage during the night.
11/1/2010 7:00 AM 0.00 0.0 M M M
11/2/2010 7:00 AM 0.00 0.0 M M M
11/3/2010 7:00 AM 0.00 0.0 M M M
11/4/2010 7:00 AM 0.00 0.0 M M M
11/5/2010 7:00 AM 0.00 0.0 M M M
11/6/2010 7:00 AM 0.00 0.0 M M M
11/7/2010 7:00 AM 0.00 0.0 M M M
11/8/2010 7:00 AM 0.43 M M M M Shower started event and ended by 9:40. Bulk of rain began at midnight. Still raining at observation time. Snow possible as it's happening 7 miles West.
11/9/2010 7:00 AM 0.21 0.7 M 0.0 M Rain changing to snow. New snowfall estimated at 10-1 ratio when it became all snow. Everything melted.
11/10/2010 7:00 AM T T M T M Snow began falling shortly before obs time and very light.
11/11/2010 7:00 AM T T M 0.0 M intermittent fine snow grains.
11/12/2010 7:00 AM T T M 0.0 M Very light snow flakes with no accumulation.
11/13/2010 7:00 AM T M M M M Light Drizzle
11/14/2010 7:00 AM T M M M M Very light rain.
11/15/2010 7:00 AM 0.00 0.0 M M M
11/16/2010 7:00 AM 0.00 0.0 M M M
11/17/2010 7:00 AM 0.01 M 0.01 M M Snow grains/small hail.
11/18/2010 7:00 AM 0.00 0.0 M M M
11/19/2010 7:00 AM 0.00 0.0 M M M
11/20/2010 7:00 AM T T M 0.0 M Snow began falling at time of observation. Thus, the 7am start time is this am and not 24 hours previous.
11/21/2010 7:00 AM 0.30 3.0 M 3.0 M Snow began at obs time yesterday morning.
11/22/2010 7:00 AM 0.12 1.2 M 3.0 M Preliminary to major storm Monday-Wednesday. Snow began light and remained so throughout the day.
11/23/2010 7:00 AM 0.08 0.8 M 3.0 M
11/24/2010 7:00 AM 0.07 1.0 M 4.0 M Blizzard conditions with blowing and drifting. made SD measurement difficult.
11/25/2010 7:00 AM T T M 4.0 M Blowing and drifting snow made measurements a bit difficult. Snowfall was very light.
11/26/2010 7:00 AM 0.00 0.0 M 3.0 M
11/27/2010 7:00 AM 0.00 0.0 M 3.0 M
11/28/2010 7:00 AM 0.16 2.0 M 4.0 M All snow
11/29/2010 7:00 AM 0.21 6.0 M 8.0 M Likely some catch loss due to winds.
11/30/2010 7:00 AM 0.00 0.0 M 8.0 M
12/1/2010 7:00 AM T T M 8.0 M Began snowing at Obs time.
12/2/2010 7:00 AM 0.05 0.5 M 8.0 M Light snow
12/3/2010 7:00 AM 0.17 0.0 M 4.0 M An all rain event. Some snowflakes at observation time as temp dropping back towards 32. Snow depth down due compaction and melting.
12/4/2010 7:00 AM T T M 3.5 M Very fine snow/rain ending shortly after yesterday's obs time
12/5/2010 7:00 AM 0.07 0.7 M 3.0 M A drizzle/snow mix for most of day, becoming snow after 6pm. Temps at or above freezing during daylight hours. Snowfall estimated.
12/6/2010 7:00 AM 0.00 0.0 M 3.0 M Rain/Freezing Rain imminent.
12/7/2010 7:00 AM 0.11 0.0 M 2.0 M Rain to freezing rain, and returned to rain. Snow slowly vanishing.
12/8/2010 7:00 AM 0.00 0.0 M 2.0 M
12/9/2010 7:00 AM 0.04 0.0 M 1.0 M Melting continues. Precipitation was all rain.
12/10/2010 7:00 AM 0.02 0.0 M 0.5 M Light intermittent rain showers throughout period.
12/11/2010 7:00 AM 0.00 0.0 M T M
12/12/2010 7:00 AM 0.04 0.3 M T M Fine snow throughout. Bulk melted by observation time. SF estimated.
12/13/2010 7:00 AM 0.00 0.0 M T M
12/14/2010 7:00 AM 0.00 0.0 M 0.0 M
12/15/2010 7:00 AM 0.14 0.0 M 0.0 M All rain.
12/16/2010 7:00 AM 0.00 0.0 M 0.0 M
12/17/2010 7:00 AM 0.00 0.0 M 0.0 M
12/18/2010 7:00 AM T T M 0.0 M Light snow began falling at time of observation with little to measure. therefore, a trace is best.
12/19/2010 7:00 AM 0.32 0.8 M 0.5 M Beginning at 6:55 yesterday morning, precipitation fell as snow, converted to a mix of rain and drizzle, and by this morning was ending as snow. Early snow all melted but included in New snowfall amount.
12/20/2010 7:00 AM 0.20 0.0 M 0.0 M All rain associated with cold front. Orographics helped warmed us above freezing before passage at 11:30 PM. Wind gusts approached 50 mph with passage.
12/21/2010 7:00 AM 0.00 0.0 M 0.0 M
12/22/2010 7:00 AM T 0.0 M 0.0 M Drizzle
12/23/2010 7:00 AM 0.29 0.2 M T M Primarily light rain/drizzle with a few snowflakes until 10pm. Returned to snow until around midnight.
12/24/2010 7:00 AM 0.00 0.0 M 0.0 M
12/25/2010 7:00 AM 0.00 0.0 M 0.0 M first no-snow christmas day in seven years.
12/26/2010 7:00 AM 0.00 0.0 M 0.0 M Snow, according to radar, about 2 hours west.
12/27/2010 7:00 AM 0.02 T M T M Very light snowfall melting as fell during time period listed below. Trace accumulation occurred sometime after midnight and showers are visible to the southwest at observation time this am.
12/28/2010 7:00 AM T T M 0.0 M Snowfall looked nice, but all was gone, due to melting, by 3pm.
12/29/2010 7:00 AM 0.01 0.1 M T M Wind gust in excess of 45 mph made precipitation amount a bit uncertain. Seems reasonable in light of the dusting of snow in more sheltered areas.
12/30/2010 7:00 AM 0.02 2.0 M 2.0 M Very light snow continued until about noon, then restarted about 4:30AM and continued through obs time this am. As a result, no time entries are listed below. Snow very light due very cold ambient temps with very little water equivalency.
12/31/2010 7:00 AM 0.03 0.3 M 2.0 M Continuous snow event from the past ended at about 10:30 am yesterday. Very fine snow began at 12:45 am and persisted until just before obs time.
1/1/2011 7:00 AM 0.01 0.1 M 2.0 M Very fine snowfall.
1/2/2011 7:00 AM 0.00 0.0 M 1.5 M
1/3/2011 7:00 AM 0.00 0.0 M 1.0 M
1/4/2011 7:00 AM 0.00 0.0 M 1.0 M
1/5/2011 7:00 AM T T M 1.0 M Flurries--could count each flake as it fell--most of daylight hours
1/6/2011 7:00 AM 0.00 0.0 M 0.5 M
1/7/2011 7:00 AM 0.00 0.0 M 0.5 M
1/8/2011 7:00 AM 0.00 0.0 M 0.3 M
1/9/2011 7:00 AM 0.05 1.0 M 1.0 M Convergence zone snow event--very fluffy.
1/10/2011 7:00 AM T T M 1.0 M Began as FZFG, then crystallized out on first occasion, then fog-depositing rime. By 9:30, one could count flakes as they fell.
1/11/2011 7:00 AM 0.01 0.1 M 1.0 M Intermittent very light snow throughout the day--one could count individual flakes
1/12/2011 7:00 AM 0.00 0.0 M 1.0 M
1/13/2011 7:00 AM T T M 0.5 M A few flakes
1/14/2011 7:00 AM 0.07 0.7 M 1.0 M Good snowfall and when it stopped, the melting began as temps began to rise. Net effect of all, a slight change in snow depth.
1/15/2011 7:00 AM 0.00 0.0 M T M Above normal temps causing rather rapid melting.
1/16/2011 7:00 AM 0.12 0.0 M 0.0 M All rain.
1/17/2011 7:00 AM 0.03 0.0 M 0.0 M Began just after obs taken yesterday
1/18/2011 7:00 AM 0.00 0.0 M 0.0 M
1/19/2011 7:00 AM 0.33 3.0 M 1.0 M Very wet snow. Lot of melting. Snow fall an estimate from liquid amount.
1/20/2011 7:00 AM 0.00 0.0 M 0.8 M Near zero high temp yesterday with very little melting/sublimation.
1/21/2011 7:00 AM 0.00 0.0 M 0.5 M
1/22/2011 7:00 AM 0.01 0.1 M 0.4 M Near freezing temps allowed for meltinf overnight.
1/23/2011 7:00 AM 0.00 0.0 M T M
1/24/2011 7:00 AM 0.00 0.0 M T M
1/25/2011 7:00 AM 0.30 4.0 M 4.0 M Snowing heavily at obs time w/visibility down to 1/2 mile.
1/26/2011 7:00 AM 0.11 1.6 M 6.0 M All Snow. Storm lasted ~13 hours. Good total snowfall for here.
1/27/2011 7:00 AM 0.00 0.0 M 5.0 M
1/28/2011 7:00 AM 0.00 0.0 M 3.0 M
1/29/2011 7:00 AM 0.00 0.0 M 2.5 M
1/30/2011 7:00 AM 0.00 0.0 M 2.5 M
1/31/2011 7:00 AM 0.02 0.2 M 2.5 M
2/1/2011 7:00 AM 0.00 0.0 M 2.5 M
2/2/2011 7:00 AM 0.00 0.0 M 2.5 M Sub-zero morning for valley, -14F for me.
2/3/2011 7:00 AM 0.00 0.0 M 2.5 M
2/4/2011 7:00 AM 0.00 0.0 M 2.5 M
2/5/2011 7:00 AM 0.00 0.0 M 2.0 M
2/6/2011 7:00 AM 0.00 0.0 M 1.5 M
2/7/2011 7:00 AM 0.01 0.1 M 1.5 M Began as snowfall. Winds shifted to south--orographic warming--all new snow melted by observation time.
2/8/2011 7:00 AM 0.02 0.2 M 1.5 M Snow grains to snow showers and all very light.
2/9/2011 7:00 AM 0.00 0.0 M 1.0 M
2/10/2011 7:00 AM T T M 1.0 M A few flakes in afternoon
2/11/2011 7:00 AM 0.00 0.0 M 0.5 M
2/12/2011 7:00 AM 0.00 0.0 M 0.5 M
2/13/2011 7:00 AM 0.00 0.0 M T M
2/14/2011 7:00 AM 0.00 0.0 M T M
2/15/2011 7:00 AM 0.00 0.0 M T M
2/16/2011 7:00 AM 0.00 0.0 M 0.0 M
2/17/2011 7:00 AM 0.10 1.0 M T M All snow. With several days of warm weather, most of snow melted as fell.
2/18/2011 7:00 AM T T M T M Isolated shower with a few flakes.
2/19/2011 7:00 AM 0.00 0.0 M 0.0 M
2/20/2011 7:00 AM 0.14 0.1 M T M Mostly rain. Very light snow from 10pm to 1 am.
2/21/2011 7:00 AM 0.00 0.0 M 0.0 M
2/22/2011 7:00 AM T T M 0.0 M Flakes from a couple showers.
2/23/2011 7:00 AM 0.01 0.1 M 0.0 M Snow showers, some heavy at times. However, with 25 to 30 mph winds, under-catch more than likely. Sunshine just sufficient to melt any accumulation on bare ground.
2/24/2011 7:00 AM T 0.1 M T M Dry, fluffy snow. Light dusting.
2/25/2011 7:00 AM 0.09 1.7 M 1.7 M Fluffy, dryish snow. Initially showers. Been steady since about 2am this morning. Still snowing at observation time.
2/26/2011 7:00 AM 0.21 2.0 M 3.0 M More fluffy snow. Caused settling over previous day's snowfall. Primarily showers until about 3:30 and then steady until 10 pm. Skies clear at observation time.
2/27/2011 7:00 AM 0.00 0.0 M 2.0 M Cold. Snow loss due sublimation.
2/28/2011 7:00 AM 0.00 0.0 M 1.0 M Slightly warmer--high remains below freezing--continued sublimation with some melting, i.e., roads, driveways, etc., exposed to sunlight.
3/1/2011 7:00 AM 0.00 0.0 M T M Windy, warm, much melting.
3/2/2011 7:00 AM 0.00 0.0 M T M
3/3/2011 7:00 AM 0.20 1.0 M 0.5 M Thunder at start with greatest snowfall at that time--10pm last night. Much melting and raining at obs time.
3/4/2011 7:00 AM T 0.0 M 0.0 M Continuation: light rain at obs time becoming very light rain after.
3/5/2011 7:00 AM 0.00 0.0 M 0.0 M
3/6/2011 7:00 AM 0.31 0.2 M T M Began as rain sometime after midnight and continues. Was a rain/snow mix about 3am, fine snow at 6am and a mix at obs time.
3/7/2011 7:00 AM 0.04 T M 0.0 M From obs time, a rain and snow mix--very light--becoming very light drizzle and ended by 3:30. All snow melted as fell.
3/8/2011 7:00 AM 0.19 2.0 M 2.0 M Snow event began slowly with no wind, and ended at 6 am. Winds picked up about 3am and drifts everywhere mad SD measurement a bit difficult.
3/9/2011 7:00 AM T T M 1.0 M Light flurries. Lot of melting during day.
3/10/2011 7:00 AM 0.00 0.0 M T M
3/11/2011 7:00 AM 0.05 0.0 M 0.0 M Rain event with fast moving cold front. Frontal speed and terrain contributed to thunderstorms embedded in the front. Not much precip, but bulk from thunderstorms.
3/12/2011 7:00 AM 0.00 0.0 M 0.0 M
3/13/2011 7:00 AM 0.00 0.0 M 0.0 M
3/14/2011 7:00 AM 0.00 0.0 M 0.0 M
3/15/2011 7:00 AM 0.10 0.0 M 0.0 M
3/16/2011 7:00 AM 0.33 0.0 M 0.0 M Light shower from 2:45 to 5:20 yesterday. Rain began in earnest after 11Pm and continues, but much lighter at time of observation.
3/17/2011 7:00 AM 0.15 0.0 M 0.0 M
3/18/2011 7:00 AM 0.00 0.0 M 0.0 M
3/19/2011 7:00 AM 0.00 0.0 M 0.0 M
3/20/2011 7:00 AM 0.01 0.1 M 0.0 M All snow showers with no accumulation.
3/21/2011 7:00 AM T 0.0 M 0.0 M Very light drizzle
3/22/2011 7:00 AM 0.12 1.0 M 0.5 M Began as light rainshowers. Converted to all snow by 11:50 pm through end of precipitation. Warm soil temps slowly melted snow overnight.
3/23/2011 7:00 AM 0.01 0.1 M 0.0 M Residual post-frontal snowshower--very light throughout the time frame.
3/24/2011 7:00 AM 0.00 0.0 M 0.0 M Rain off to the west.
3/25/2011 7:00 AM 0.06 0.0 M 0.0 M All rain event.
3/26/2011 7:00 AM 0.01 0.1 M T M
3/27/2011 7:00 AM T T M 0.0 M Light snow grains during the night
3/28/2011 7:00 AM 0.08 1.0 M 1.0 M Snow began early hour of morning and continuing to snow lightly at observation time.
3/29/2011 7:00 AM 0.01 0.1 M 0.0 M Light snow showers all day with moderate wind speeds. As normal, suspect less catch than really fell. Storm total for event 0.09"
3/30/2011 7:00 AM 0.00 0.0 M 0.0 M
3/31/2011 7:00 AM T 0.0 M 0.0 M Very Fine drizzle.
4/1/2011 7:00 AM 0.00 0.0 M 0.0 M
4/2/2011 7:00 AM 0.00 0.0 M 0.0 M
4/3/2011 7:00 AM 0.00 0.0 M 0.0 M
4/4/2011 7:00 AM T T M 0.0 M Snow grain flurries--very light.
4/5/2011 7:00 AM 0.00 0.0 M 0.0 M
4/6/2011 7:00 AM 0.02 0.0 M 0.0 M
4/7/2011 7:00 AM 0.12 T M 0.0 M mix of rain and snow showers--more rain than snow--until just before obs time. Showers off to the west.
4/8/2011 7:00 AM 0.10 1.5 M 1.5 M FLUFFY SNOW WITH LITTLE WATER CONTENT. MEASURABLE SNOW FELL AFTER MIDNIGHT, WITH RAIN AND SNOW SHOWERS DURING THE DAY.
4/9/2011 7:00 AM 0.01 T M 0.0 M A rain and snow mix day.
4/10/2011 7:00 AM 0.01 0.1 M 0.0 M Light snow most of day
4/11/2011 7:00 AM 0.00 0.0 M 0.0 M
4/12/2011 7:00 AM 0.07 0.0 M 0.0 M All rain event. Rain shower began when putting gauge back out. Will include whatever fell in tomorrow's summary.
4/13/2011 7:00 AM T 0.0 M 0.0 M Short-lived shower.
4/14/2011 7:00 AM 0.08 T M 0.0 M Advancing cold front, with embedded thunderstorms from 3:40 to 4:20. Temperature dropped 20 degrees from 60 with first TSTM, and continued to drop to 32 when snow began to fall ~ 6pm. No accumulation as ground above freezing.
4/15/2011 7:00 AM 0.00 0.0 M 0.0 M
4/16/2011 7:00 AM 0.00 0.0 M 0.0 M
4/17/2011 7:00 AM 0.13 0.0 M 0.0 M
4/18/2011 7:00 AM T 0.0 M 0.0 M Light drizzle continues to fall at time of obs.
4/19/2011 7:00 AM 0.06 0.0 M 0.0 M From drizzle to some short-lived rainshowers with frontal passage.
4/20/2011 7:00 AM 0.00 0.0 M 0.0 M
4/21/2011 7:00 AM 0.03 0.0 M 0.0 M Light rain showers with lengthy breaks between showers. Rain imminent at time of observation
4/22/2011 7:00 AM 0.03 0.0 M 0.0 M Thunderstorms w/rain and pea to 1/4"hail.
4/23/2011 7:00 AM 0.00 0.0 M 0.0 M
4/24/2011 7:00 AM 0.00 0.0 M 0.0 M
4/25/2011 7:00 AM T 0.0 M 0.0 M Light rainshower.
4/26/2011 7:00 AM 0.07 0.0 M 0.0 M Rain until obs time and beginning to snow. Leaving end time open.
4/27/2011 7:00 AM 0.03 0.3 M 0.0 M All snow showers throughout the day. Accumulation did occur. Howerver, warmer soil temps have melted all that fell by obs time this morning.
4/28/2011 7:00 AM 0.00 0.0 M 0.0 M
4/29/2011 7:00 AM 0.10 0.8 M 0.3 M Began as rain showers. 35-40 mph wind gusts with frontal passage. Snow began sometime after 10:30 PM.
4/30/2011 7:00 AM 0.01 0.1 M 0.0 M Intermittent snow-grain showers
5/1/2011 7:00 AM T T M 0.0 M A few morning and early afternoon snowgrains.
5/2/2011 7:00 AM 0.00 0.0 M 0.0 M
5/3/2011 7:00 AM 0.01 0.0 M 0.0 M
5/4/2011 7:00 AM 0.00 0.0 M 0.0 M
5/5/2011 7:00 AM 0.00 0.0 M 0.0 M
5/6/2011 7:00 AM 0.00 0.0 M 0.0 M
5/7/2011 7:00 AM 0.01 0.0 M 0.0 M
5/8/2011 7:00 AM 0.47 0.0 M 0.0 M Showers, heaviest during the early morning hours.
5/9/2011 7:00 AM 0.12 0.0 M 0.0 M Showers all day. Raining at obs time.
5/10/2011 7:00 AM 0.63 0.3 M 0.0 M Mostly rain until 8AM. Became snow grains and snowflakes until about 10AM. Light drizzle at obervation time this morning.
5/11/2011 7:00 AM 0.13 0.0 M 0.0 M
5/12/2011 7:00 AM 0.00 0.0 M 0.0 M
5/13/2011 7:00 AM 0.00 0.0 M 0.0 M
5/14/2011 7:00 AM 0.00 0.0 M 0.0 M
5/15/2011 7:00 AM 0.04 0.0 M 0.0 M Afternoon thunderstorms
5/16/2011 7:00 AM T 0.0 M 0.0 M Cold Front passage with embedded thunderstorms. A few drops but est. 50 kt winds.
5/17/2011 7:00 AM T 0.0 M 0.0 M Very light shower from collapsing cell.
5/18/2011 7:00 AM T 0.0 M 0.0 M Light rainshowers. Most of the activity was VIRGA as lower atmosphere is very dry--Inverted V.
5/19/2011 7:00 AM 0.01 0.0 M 0.0 M Very light rainshowers throughout the day.
5/20/2011 7:00 AM T 0.0 M 0.0 M Sprinkles last evening. Light Shower began at 6:30 this AM--ended by :45.
5/21/2011 7:00 AM 0.01 0.0 M 0.0 M
5/22/2011 7:00 AM 0.00 0.0 M 0.0 M
5/23/2011 7:00 AM T 0.0 M 0.0 M Very fine raindrops--what few made the surface. Bulk of visible shower activity was VIRGA.
5/24/2011 7:00 AM 0.08 0.0 M 0.0 M Light showers; afternoon thunderstorms to east of station; more rain imminent
5/25/2011 7:00 AM T 0.0 M 0.0 M Very light showers--remnants from Low over Divide moving NE over WY/MT.
5/26/2011 7:00 AM 0.10 0.0 M 0.0 M Cold Frontal passage at 12:20am with heaviest showers at 3am. Snow level dropped to 5500 feet. Still waiting for spring.
5/27/2011 7:00 AM 0.00 0.0 M 0.0 M
5/28/2011 7:00 AM 0.04 0.0 M 0.0 M One rain shower.
5/29/2011 7:00 AM 0.22 0.0 M 0.0 M Steady rain. Small streams and rivers feeding the Snake and Bear Rivers are at bank-full with minor flooding on low lying areas. Significant snow-pack yet to melt at or above 7,000 feet.
5/30/2011 7:00 AM 0.55 0.0 M 0.0 M 0.14 fell during the day, ending about 3pm. 0.41 fell after midnight. Raining lightly at obs time. No time entries made.
5/31/2011 7:00 AM 0.02 0.0 M 0.0 M Last of storm-related precipitation.
6/1/2011 7:00 AM 0.00 0.0 M M M
6/2/2011 7:00 AM 0.00 0.0 M M M Wil leave SF and SD as NA until, hopefully, fall.
6/3/2011 7:00 AM 0.00 0.0 M M M
6/4/2011 7:00 AM 0.00 0.0 M M M
6/5/2011 7:00 AM 0.00 0.0 M M M
6/6/2011 7:00 AM 0.00 0.0 M M M
6/7/2011 7:00 AM 0.06 M M M M Bulk of rain result of thunderstorm activity last night around 9pm.
6/8/2011 7:00 AM 0.01 M M M M
6/9/2011 7:00 AM 0.23 M M M M All but a trace of precip occurred yesterday. A trace occurred this morning from 5:45 to 6:20 am.
6/10/2011 7:00 AM 0.02 M M M M Light showers
6/11/2011 7:00 AM T M M M M
6/12/2011 7:00 AM 0.02 M M M M
6/13/2011 7:00 AM 0.00 0.0 M M M
6/14/2011 7:00 AM T M M M M Just drops from weak showers
6/15/2011 7:00 AM 0.00 0.0 M M M
6/16/2011 7:00 AM 0.00 0.0 M M M
6/17/2011 7:00 AM T M M M M drops from collapsing storm--bulk was VIRGA.
6/18/2011 7:00 AM 0.00 0.0 M M M
6/19/2011 7:00 AM 0.01 M M M M Light intermittent showers to drizzle.
6/20/2011 7:00 AM 0.01 M M M M very light showers throughout the day
6/21/2011 7:00 AM 0.00 0.0 M M M
6/22/2011 7:00 AM 0.00 0.0 M M M
6/23/2011 7:00 AM T M M M M Drops from passing thunderstorm
6/24/2011 7:00 AM 0.00 0.0 M M M
6/25/2011 7:00 AM 0.00 0.0 M M M
6/26/2011 7:00 AM 0.00 0.0 M M M
6/27/2011 7:00 AM 0.00 0.0 M M M
6/28/2011 7:00 AM 0.00 0.0 M M M
6/29/2011 7:00 AM 0.00 0.0 M M M
6/30/2011 7:00 AM 0.00 0.0 M M M
7/1/2011 7:00 AM 0.00 0.0 M M M
7/2/2011 7:00 AM 0.00 0.0 M M M
7/3/2011 7:00 AM 0.00 0.0 M M M
7/4/2011 7:00 AM 0.00 0.0 M M M Virga West and South this morning. ACCAS aloft = TSTMS this afternoon.
7/5/2011 7:00 AM 0.03 M M M M Passing thunderstorm. Some hail: size varied from pea-size to nearly 3/4 inch.
7/6/2011 7:00 AM 0.00 0.0 M M M
7/7/2011 7:00 AM 0.00 0.0 M M M
7/8/2011 7:00 AM 0.05 M M M M Thunderstorm activity--heaviest just south of station and through center of Pocatello.
7/9/2011 7:00 AM 0.00 0.0 M M M
7/10/2011 7:00 AM 0.00 0.0 M M M
7/11/2011 7:00 AM T M M M M Drops from passing thunderstorm to south.
7/12/2011 7:00 AM T M M M M Drops--remnants of a collapsing thunderstorm to the WSW. Did get 25-35KT wind gusts.
7/13/2011 7:00 AM 0.03 M M M M Light rain from remnants of overnight convection.
7/14/2011 7:00 AM 0.00 0.0 M M M
7/15/2011 7:00 AM 0.00 0.0 M M M
7/16/2011 7:00 AM 0.00 0.0 M M M
7/17/2011 7:00 AM 0.00 0.0 M M M
7/18/2011 7:00 AM 0.00 0.0 M M M
7/19/2011 7:00 AM 0.00 0.0 M M M
7/20/2011 7:00 AM T M M M M Passing Thunderstorm associated with FROPA.
7/21/2011 7:00 AM 0.00 0.0 M M M
7/22/2011 7:00 AM 0.00 0.0 M M M
7/23/2011 7:00 AM 0.00 0.0 M M M
7/24/2011 7:00 AM 0.00 0.0 M M M
7/25/2011 7:00 AM 0.00 0.0 M M M
7/26/2011 7:00 AM 0.08 M M M M A single passing shower
7/27/2011 7:00 AM 0.00 0.0 M M M
7/28/2011 7:00 AM 0.00 0.0 M M M
7/29/2011 7:00 AM 0.00 0.0 M M M
7/30/2011 7:00 AM 0.00 0.0 M M M
7/31/2011 7:00 AM T M M M M Passing shower
8/1/2011 7:00 AM 0.14 M M M M Light intermittent showers yesterday produced trace amounts. Rain began in earnest at 6am this morning and still raining at obs time.
8/2/2011 7:00 AM 0.35 M M M M Continuation of rain event beginning prior to obs time yeaterday. Storm total 0.49"
8/3/2011 7:00 AM T M M M M Very weak showers
8/4/2011 7:00 AM 0.00 0.0 M M M
8/5/2011 7:00 AM 0.10 M M M M Thunderstorm activity--bulk of storm tracks were either side of site. No hail
8/6/2011 7:00 AM 0.00 0.0 M M M
8/7/2011 7:00 AM 0.00 0.0 M M M
8/8/2011 7:00 AM 0.00 0.0 M M M
8/9/2011 7:00 AM 0.00 0.0 M M M
8/10/2011 7:00 AM 0.00 0.0 M M M
8/11/2011 7:00 AM 0.00 0.0 M M M
8/12/2011 7:00 AM 0.00 0.0 M M M
8/13/2011 7:00 AM 0.00 0.0 M M M
8/14/2011 7:00 AM 0.00 0.0 M M M
8/15/2011 7:00 AM 0.00 0.0 M M M
8/16/2011 7:00 AM 0.00 0.0 M M M
8/17/2011 7:00 AM 0.00 0.0 M M M
8/18/2011 7:00 AM 0.00 0.0 M M M
8/19/2011 7:00 AM 0.00 0.0 M M M
8/20/2011 7:00 AM 0.00 0.0 M M M
8/21/2011 7:00 AM 0.05 M M M M Trace amounts at mid-morning and mid-afternoon. All measureable amounts came with TSTMS from 2:05 to 3:30 am this morning.
8/22/2011 7:00 AM 0.00 0.0 M M M
8/23/2011 7:00 AM 0.00 0.0 M M M
8/24/2011 7:00 AM 0.00 0.0 M M M
8/25/2011 7:00 AM 0.00 0.0 M M M
8/26/2011 7:00 AM 0.00 0.0 M M M
8/27/2011 7:00 AM 0.00 0.0 M M M
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM T M M M M Drops from decaying thunderstorms.
8/30/2011 7:00 AM 0.00 0.0 M M M
8/31/2011 7:00 AM 0.00 0.0 M M M
9/1/2011 7:00 AM 0.00 0.0 M M M
9/2/2011 7:00 AM 0.00 0.0 M M M
9/3/2011 7:00 AM 0.00 0.0 M M M
9/4/2011 7:00 AM 0.00 0.0 M M M
9/5/2011 7:00 AM 0.00 0.0 M M M
9/6/2011 7:00 AM T M M M M drops.
9/7/2011 7:00 AM 0.00 0.0 M M M
9/8/2011 7:00 AM 0.00 0.0 M M M
9/9/2011 7:00 AM 0.00 0.0 M M M
9/10/2011 7:00 AM 0.00 0.0 M M M
9/11/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 7:00 AM 0.03 M M M M Passing afternoon showers--very light.
9/13/2011 7:00 AM T M M M M Passing Thunderstorms
9/14/2011 7:00 AM 0.00 0.0 M M M
9/15/2011 7:00 AM 0.00 0.0 M M M
9/16/2011 7:00 AM T M M M M Drops just prior to obs this morning. More to come if radar's any indication.
9/17/2011 7:00 AM 0.11 M M M M First precip-producing cold front of fall.
9/18/2011 7:00 AM 0.00 0.0 M M M
9/19/2011 7:00 AM 0.00 0.0 M M M
9/20/2011 7:00 AM 0.00 0.0 M M M
9/21/2011 7:00 AM 0.00 0.0 M M M
9/22/2011 7:00 AM 0.00 0.0 M M M
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 7:00 AM 0.00 0.0 M M M
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 7:00 AM 0.00 0.0 M M M
9/27/2011 7:00 AM 0.00 0.0 M M M
9/28/2011 7:00 AM 0.00 0.0 M M M
9/29/2011 7:00 AM 0.00 0.0 M M M
9/30/2011 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground