Station Overview Station Location
Station Number MT-GN-8 Latitude 45.61383
Station Name Bozeman 4.4 S Longitude -111.056571
County Gallatin Elevation (ft) 5177



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 09 1.79 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 1.22 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 0.94 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 0.91 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 0.84 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 10 1.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 10 2.38 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 10 3.26 0.24 1 0.24 1 0.00 0 0 1 0 0.0 0 0
June 10 3.22 2.63 30 2.63 30 0.00 0 0 9 0 0.4 1 1
July 10 1.55 0.37 30 0.37 30 0.00 0 0 4 0 0.0 0 0
Aug 10 1.47 2.54 31 2.54 31 0.00 0 0 12 0 0.0 0 0
Sept 10 1.53 2.04 30 2.04 30 0.00 0 0 9 0 0.0 0 0
Water Year Totals: 20.57" 7.82" 122 days 7.82" 122 0.00" 0 days 0 35 days 0 days 0.4" 1 days 1 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009
12/6/2009
12/7/2009
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010
2/9/2010
2/10/2010
2/11/2010
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010
2/20/2010
2/21/2010
2/22/2010
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010
4/7/2010
4/8/2010
4/9/2010
4/10/2010
4/11/2010
4/12/2010
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010
4/21/2010
4/22/2010
4/23/2010
4/24/2010
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010 0.24
5/26/2010
5/27/2010
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010 0.00
6/2/2010 0.22
6/3/2010 0.22
6/4/2010 0.00
6/5/2010 0.00
6/6/2010 0.00
6/7/2010 0.00
6/8/2010 0.00
6/9/2010 0.00
6/10/2010 0.22
6/11/2010 0.63
6/12/2010 0.00
6/13/2010 0.00
6/14/2010 0.00
6/15/2010 0.00
6/16/2010 0.12
6/17/2010 0.95
6/18/2010 0.00
6/19/2010 0.06
6/20/2010 0.11
6/21/2010 0.10
6/22/2010 0.00
6/23/2010 0.00
6/24/2010 0.00
6/25/2010 0.00
6/26/2010 0.00
6/27/2010 0.00
6/28/2010 0.00
6/29/2010 0.00
6/30/2010 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2010 0.00
7/2/2010 0.00
7/3/2010 0.00
7/4/2010 0.00
7/5/2010 0.00
7/6/2010 0.00
7/7/2010 0.00
7/8/2010 0.00
7/9/2010 0.00
7/10/2010 0.00
7/11/2010 0.00
7/12/2010 0.00
7/13/2010 0.00
7/14/2010
7/15/2010 0.00
7/16/2010 0.00
7/17/2010 0.00
7/18/2010 0.00
7/19/2010 0.00
7/20/2010 0.00
7/21/2010 0.06
7/22/2010 0.00
7/23/2010 0.00
7/24/2010 0.00
7/25/2010 0.00
7/26/2010 0.00
7/27/2010 0.05
7/28/2010 0.22
7/29/2010 0.04
7/30/2010 0.00
7/31/2010 0.00
8/1/2010 0.00
8/2/2010 0.35
8/3/2010 0.00
8/4/2010 0.00
8/5/2010 0.01
8/6/2010 0.03
8/7/2010 0.00
8/8/2010 0.00
8/9/2010 0.00
8/10/2010 0.02
8/11/2010 0.05
8/12/2010 0.00
8/13/2010 0.00
8/14/2010 0.26
8/15/2010 0.00
8/16/2010 0.00
8/17/2010 0.00
8/18/2010 0.00
8/19/2010 0.00
8/20/2010 0.00
8/21/2010 0.00
8/22/2010 0.00
8/23/2010 0.60
8/24/2010 0.04
8/25/2010 0.00
8/26/2010 0.00
8/27/2010 0.46
8/28/2010 0.02
8/29/2010 0.00
8/30/2010 0.02
8/31/2010 0.68
9/1/2010 0.02
9/2/2010 0.12
9/3/2010 0.00
9/4/2010 0.00
9/5/2010 0.13
9/6/2010 0.05
9/7/2010 0.00
9/8/2010 0.00
9/9/2010 0.28
9/10/2010 1.25
9/11/2010 0.00
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.00
9/15/2010 0.12
9/16/2010 0.00
9/17/2010 0.06
9/18/2010 0.01
9/19/2010 0.00
9/20/2010 0.00
9/21/2010 0.00
9/22/2010 0.00
9/23/2010 0.00
9/24/2010 0.00
9/25/2010 0.00
9/26/2010 0.00
9/27/2010 0.00
9/28/2010 0.00
9/29/2010 0.00
9/30/2010 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
5/25/2010 7:00 AM 0.24 M M M M
6/1/2010 7:00 AM 0.00 0.0 M M M
6/2/2010 7:00 AM 0.22 M M M M
6/3/2010 7:00 AM 0.22 M M M M As of 7AM, it is cloudy and in the mid 50's.
6/4/2010 7:00 AM 0.00 0.0 M M M
6/5/2010 7:00 AM 0.00 0.0 M M M
6/6/2010 7:00 AM 0.00 0.0 M M M
6/7/2010 7:00 AM 0.00 0.0 M M M
6/8/2010 7:00 AM 0.00 0.0 M M M
6/9/2010 7:00 AM 0.00 0.0 M M M
6/10/2010 7:00 AM 0.22 M M M M
6/11/2010 7:00 AM 0.63 0.4 M 0.5 M
6/12/2010 7:00 AM 0.00 0.0 M M M
6/13/2010 7:00 AM 0.00 0.0 M M M
6/14/2010 7:00 AM 0.00 0.0 M M M
6/15/2010 7:00 AM 0.00 0.0 M M M
6/16/2010 7:00 AM 0.12 M M M M Much thunder and lightning throught the evening hours. Heavy rain periods with small pea size hail.
6/17/2010 7:00 AM 0.95 M M M M Cloudy, with west winds about 15 mhp & no rain at 7 AM.
6/18/2010 7:00 AM 0.00 0.0 M M M As of 7 AM skies were clear with tempertures in the 40's. No precipitation in last 24 hours.
6/19/2010 7:00 AM 0.06 M M M M
6/20/2010 7:00 AM 0.11 M M M M
6/21/2010 7:00 AM 0.10 M M M M
6/22/2010 7:00 AM 0.00 0.0 M M M
6/23/2010 7:00 AM 0.00 0.0 M M M
6/24/2010 7:00 AM 0.00 0.0 M M M
6/25/2010 7:00 AM 0.00 0.0 M M M
6/26/2010 7:00 AM 0.00 0.0 M M M
6/27/2010 7:00 AM 0.00 0.0 M M M
6/28/2010 7:00 AM 0.00 0.0 M M M
6/29/2010 7:00 AM 0.00 0.0 M M M
6/30/2010 7:00 AM 0.00 0.0 M M M
7/1/2010 7:00 AM 0.00 0.0 M M M
7/2/2010 7:00 AM 0.00 0.0 M M M
7/3/2010 7:00 AM 0.00 0.0 M M M
7/4/2010 7:00 AM 0.00 0.0 M M M
7/5/2010 7:00 AM 0.00 0.0 M M M
7/6/2010 7:00 AM 0.00 0.0 M M M
7/7/2010 7:00 AM 0.00 0.0 M M M
7/8/2010 7:00 AM 0.00 0.0 M M M
7/9/2010 7:00 AM 0.00 0.0 M M M
7/10/2010 7:00 AM 0.00 0.0 M M M
7/11/2010 7:00 AM 0.00 0.0 M M M
7/12/2010 7:00 AM 0.00 0.0 M M M
7/13/2010 7:00 AM 0.00 0.0 M M M
7/15/2010 7:00 AM 0.00 0.0 M M M
7/16/2010 7:00 AM 0.00 0.0 M M M
7/17/2010 7:00 AM 0.00 0.0 M M M
7/18/2010 7:00 AM 0.00 0.0 M M M
7/19/2010 7:00 AM 0.00 0.0 M M M
7/20/2010 7:00 AM 0.00 0.0 M M M
7/21/2010 7:00 AM 0.06 M M M M A very 'hot' storm came throught the valley about 5 pm with a lot of lightning ( cloud to cloud plus many nearby ground strikes ) It also dropped .05" of rain during its 1/2 hour visit.
7/22/2010 7:00 AM 0.00 0.0 M M M No activity in the past 24 hours.
7/23/2010 7:00 AM 0.00 0.0 M M M No activity in the past 24 hours.
7/24/2010 7:00 AM 0.00 0.0 M M M
7/25/2010 7:00 AM 0.00 0.0 M M M
7/26/2010 7:00 AM 0.00 0.0 M M M
7/27/2010 7:00 AM 0.05 M M M M Moderate cloud cover & high humidity. Morning tempertures in the 60's.
7/28/2010 7:00 AM 0.22 M M M M another 'hot' evening storm from all the moisture our east wind blew in for the past two days. Lots of lightning and all the rain fell in about one hour from 9 to 10 pm.
7/29/2010 7:00 AM 0.04 M M M M Another evening storm about 8 pm. No lightning this time.
7/30/2010 7:00 AM 0.00 0.0 M M M
7/31/2010 7:00 AM 0.00 0.0 M M M
8/1/2010 7:00 AM 0.00 0.0 M M M
8/2/2010 7:00 AM 0.35 M M M M The rain fall recorded is from midday Friday to 7:00 AM.,as I was out of town for the weekend.
8/3/2010 7:00 AM 0.00 0.0 M M M
8/4/2010 7:00 AM 0.00 0.0 M M M
8/5/2010 7:00 AM 0.01 M M M M Light rain fell from 8:30 till 10:00pm
8/6/2010 7:00 AM 0.03 M M M M NOAA weather service called for a report about 5:30. As of report time skies are clearing to the west.
8/7/2010 7:00 AM 0.00 0.0 M M M
8/8/2010 7:00 AM 0.00 0.0 M M M
8/9/2010 7:00 AM 0.00 0.0 M M M
8/10/2010 7:00 AM 0.02 M M M M All the moisture fell in a brief storm from 5:30 to 7:00 pm.
8/11/2010 7:00 AM 0.05 M M M M Another 'hot' storm came throught the valley last evening with much lightning & thunder. Moderate winds under 10 mph.
8/12/2010 7:00 AM 0.00 0.0 M M M
8/13/2010 7:00 AM 0.00 0.0 M M M
8/14/2010 7:00 AM 0.26 M M M M Yesterday was a hint of winter. There were low clouds over the valley and a steady light rain. Tempertures were in the mid 40's all day.
8/15/2010 7:00 AM 0.00 0.0 M M M
8/16/2010 7:00 AM 0.00 0.0 M M M
8/17/2010 7:00 AM 0.00 0.0 M M M
8/18/2010 7:00 AM 0.00 0.0 M M M
8/19/2010 7:00 AM 0.00 0.0 M M M
8/20/2010 7:00 AM 0.00 0.0 M M M
8/21/2010 7:00 AM 0.00 0.0 M M M
8/22/2010 7:00 AM 0.00 0.0 M M M
8/23/2010 7:00 AM 0.60 M M M M Last evening around 6:00 pm it was cloudy with strong S.E. winds. Rain came after midnight.
8/24/2010 7:00 AM 0.04 M M M M As of 7:00 am it was totally clear and temperture was 40.
8/25/2010 7:00 AM 0.00 0.0 M M M
8/26/2010 7:00 AM 0.00 0.0 M M M
8/27/2010 7:00 AM 0.46 M M M M
8/28/2010 7:00 AM 0.02 M M M M
8/29/2010 7:00 AM 0.00 0.0 M M M
8/30/2010 7:00 AM 0.02 M M M M As of 7 am, there were very low clouds, light rain and tempertures in the mid 40's.
8/31/2010 7:00 AM 0.68 M M M M A crisp morning in the Gallatin Valley at 38 degrees with frost. The clouds have lifted to show snow on the nearby mountains. Fall has begun!
9/1/2010 7:00 AM 0.02 M M M M Light rain falling, cloudy and 50 degrees.
9/2/2010 7:00 AM 0.12 M M M M Clear and sunny all day.
9/3/2010 7:00 AM 0.00 0.0 M M M Another beautiful Autumn day with tempertures as of 7am in the upper 30's. No precipitation in last 24 hours.
9/4/2010 7:00 AM 0.00 0.0 M M M
9/5/2010 7:00 AM 0.13 M M M M
9/6/2010 7:00 AM 0.05 M M M M
9/7/2010 7:00 AM 0.00 0.0 M M M Another beautiful fall day started out chilly, with tempertures in the mid 30's.
9/8/2010 7:00 AM 0.00 0.0 M M M
9/9/2010 7:00 AM 0.28 M M M M Cloudy, tempertures in the mid 40's, and local heavy fog.
9/10/2010 7:00 AM 1.25 M M M M Cloudy with light west winds and in the 50's. Note clearing to the West.
9/11/2010 7:00 AM 0.00 0.0 M M M
9/12/2010 7:00 AM 0.00 0.0 M M M
9/13/2010 7:00 AM 0.00 0.0 M M M
9/14/2010 7:00 AM 0.00 0.0 M M M Cloudy with an East wind in the AM, clearing by noon. Tempertures in the 50's.
9/15/2010 7:00 AM 0.12 M M M M At 7am it is clear, light wind & in the high 40's. Rain total includes .07" that fell during a Hail event last evening.
9/16/2010 7:00 AM 0.00 0.0 M M M Partly cloudy in the AM with tempertures in the 50's.
9/17/2010 7:00 AM 0.06 M M M M Very low cloud cover, in the 50's and light west wind.
9/18/2010 7:00 AM 0.01 M M M M
9/19/2010 7:00 AM 0.00 0.0 M M M
9/20/2010 7:00 AM 0.00 0.0 M M M
9/21/2010 7:00 AM 0.00 0.0 M M M Partly cloudy, calm and in the 40's. No rain in past 24 hours.
9/22/2010 7:00 AM 0.00 0.0 M M M
9/23/2010 7:00 AM 0.00 0.0 M M M
9/24/2010 7:00 AM 0.00 0.0 M M M Cloudy, in the 50's with light west winds. No rain in past 24 hours.
9/25/2010 7:00 AM 0.00 0.0 M M M
9/26/2010 7:00 AM 0.00 0.0 M M M
9/27/2010 7:00 AM 0.00 0.0 M M M
9/28/2010 7:00 AM 0.00 0.0 M M M Another clear, sunny fall day with highs in the upper 70's to low 80's. No rain in the past 24 hours.
9/29/2010 7:00 AM 0.00 0.0 M M M Another Indian Summer day. Highs in the 70's low in the 40's. No rain in the past 24 hours.
9/30/2010 7:00 AM 0.00 0.0 M M M Morning tempertures on this clear fall day is in the high 40's to low 50's. No rain in past 24.



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
6/15/2010 4:00 PM 3/8" NA 1/4" Pea Size Mixed 5 1min minor leaf damage Continuous True Same time as rain Same time as smaller hail vertical
6/15/2010 5:00 PM First of two brief hail storms last night. 3/8" 1/4" Pea Size Rice Mixed|White Ice 10 1min no damage Continuous True Before rain Same time as smaller hail vertical
6/15/2010 6:30 PM This was the second of two brief hail storms last night. 3/8" 1/4" Pea Size Rice Mixed|White Ice 12 1min no damage Continuous True Before rain Same time as smaller hail 10-20
6/30/2010 4:00 PM Very intense storm with storng winds 20 - 30 mph. 1/2" Grape 3/8" 1/4" Pea Size Mixed|White Ice 20 1min shredded leaves.car dents.damaged shingles.broken house windows.broken car windows Continuous True Before rain After smaller hail 50-60
9/14/2010 5:45 PM Heavy rain followed the hail for 4 minutes. 3/8" 1/4" Pea Size Rice Mixed 6 1min no damage Continuous True Same time as rain Same time as smaller hail 30-40