Station Overview Station Location
Station Number ID-AD-31 Latitude 43.583311
Station Name Boise 2.5 SE Longitude -116.188901
County Ada Elevation (ft) 2735



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 16 0.73 1.36 28 1.36 25 0.00 3 1 9 4 0.0 0 0
Nov 16 1.30 0.23 28 0.23 22 0.00 6 2 4 1 0.0 0 0
Dec 16 1.49 2.14 30 2.14 27 0.00 3 1 11 4 5.3 5 5
Jan 17 1.20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 17 1.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 17 1.31 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 17 1.16 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 17 1.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 17 0.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 17 0.29 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 17 0.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 17 0.49 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 11.38" 3.73" 86 days 3.73" 74 0.00" 12 days 4 24 days 9 days 5.3" 5 days 5 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
10/1/2016 **
10/2/2016 **
10/3/2016 0.00
10/4/2016 0.00
10/5/2016 T
10/6/2016 T
10/7/2016 0.00
10/8/2016 0.00
10/9/2016 0.00
10/10/2016
10/11/2016 0.00
10/12/2016 0.00
10/13/2016 0.00
10/14/2016 0.01
10/15/2016
10/16/2016 0.00
10/17/2016 0.36
10/18/2016 0.06
10/19/2016 0.35
10/20/2016 0.00
10/21/2016 0.00
10/22/2016 0.00
10/23/2016
10/24/2016 0.00
10/25/2016 0.08
10/26/2016 0.12
10/27/2016 T
10/28/2016 T
10/29/2016 0.06
10/30/2016 0.03
10/31/2016 0.29
11/1/2016 0.02
11/2/2016 0.00
11/3/2016 0.00
11/4/2016 0.00
11/5/2016 0.00
11/6/2016 0.00
11/7/2016
11/8/2016 0.00
11/9/2016 0.00
11/10/2016
11/11/2016 0.00
11/12/2016 0.00
11/13/2016 0.00
11/14/2016 0.00
11/15/2016 T
11/16/2016 0.06
11/17/2016 0.00
11/18/2016 **
11/19/2016 **
11/20/2016 **
11/21/2016 0.00
11/22/2016 **
11/23/2016 0.00
11/24/2016 0.00
11/25/2016 0.00
11/26/2016 0.00
11/27/2016 0.00
11/28/2016 0.14
11/29/2016 0.01
11/30/2016 0.00
12/1/2016 0.00
12/2/2016 0.00
12/3/2016
12/4/2016 T
12/5/2016 0.14
12/6/2016 T
12/7/2016 0.01
12/8/2016 0.00
12/9/2016 0.12
12/10/2016 0.62
12/11/2016 0.20
12/12/2016 T
12/13/2016 0.00
12/14/2016 0.00
12/15/2016 0.18
12/16/2016 0.22
12/17/2016 **
12/18/2016 **
12/19/2016 T
12/20/2016 0.02
12/21/2016 0.09
12/22/2016 0.00
12/23/2016 0.00
12/24/2016 0.47
12/25/2016 0.07
12/26/2016 0.00
12/27/2016 0.00
12/28/2016 T
12/29/2016 0.00
12/30/2016 0.00
12/31/2016 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2017
1/2/2017
1/3/2017
1/4/2017
1/5/2017
1/6/2017
1/7/2017
1/8/2017
1/9/2017
1/10/2017
1/11/2017
1/12/2017
1/13/2017
1/14/2017
1/15/2017
1/16/2017
1/17/2017
1/18/2017
1/19/2017
1/20/2017
1/21/2017
1/22/2017
1/23/2017
1/24/2017
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017
1/31/2017
2/1/2017
2/2/2017
2/3/2017
2/4/2017
2/5/2017
2/6/2017
2/7/2017
2/8/2017
2/9/2017
2/10/2017
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017
2/17/2017
2/18/2017
2/19/2017
2/20/2017
2/21/2017
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017
2/27/2017
2/28/2017
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
3/20/2017
3/21/2017
3/22/2017
3/23/2017
3/24/2017
3/25/2017
3/26/2017
3/27/2017
3/28/2017
3/29/2017
3/30/2017
3/31/2017
Day of YearDaily PrcpMultiday Prcp
4/1/2017
4/2/2017
4/3/2017
4/4/2017
4/5/2017
4/6/2017
4/7/2017
4/8/2017
4/9/2017
4/10/2017
4/11/2017
4/12/2017
4/13/2017
4/14/2017
4/15/2017
4/16/2017
4/17/2017
4/18/2017
4/19/2017
4/20/2017
4/21/2017
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
4/27/2017
4/28/2017
4/29/2017
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017
5/17/2017
5/18/2017
5/19/2017
5/20/2017
5/21/2017
5/22/2017
5/23/2017
5/24/2017
5/25/2017
5/26/2017
5/27/2017
5/28/2017
5/29/2017
5/30/2017
5/31/2017
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017
6/6/2017
6/7/2017
6/8/2017
6/9/2017
6/10/2017
6/11/2017
6/12/2017
6/13/2017
6/14/2017
6/15/2017
6/16/2017
6/17/2017
6/18/2017
6/19/2017
6/20/2017
6/21/2017
6/22/2017
6/23/2017
6/24/2017
6/25/2017
6/26/2017
6/27/2017
6/28/2017
6/29/2017
6/30/2017
Day of YearDaily PrcpMultiday Prcp
7/1/2017
7/2/2017
7/3/2017
7/4/2017
7/5/2017
7/6/2017
7/7/2017
7/8/2017
7/9/2017
7/10/2017
7/11/2017
7/12/2017
7/13/2017
7/14/2017
7/15/2017
7/16/2017
7/17/2017
7/18/2017
7/19/2017
7/20/2017
7/21/2017
7/22/2017
7/23/2017
7/24/2017
7/25/2017
7/26/2017
7/27/2017
7/28/2017
7/29/2017
7/30/2017
7/31/2017
8/1/2017
8/2/2017
8/3/2017
8/4/2017
8/5/2017
8/6/2017
8/7/2017
8/8/2017
8/9/2017
8/10/2017
8/11/2017
8/12/2017
8/13/2017
8/14/2017
8/15/2017
8/16/2017
8/17/2017
8/18/2017
8/19/2017
8/20/2017
8/21/2017
8/22/2017
8/23/2017
8/24/2017
8/25/2017
8/26/2017
8/27/2017
8/28/2017
8/29/2017
8/30/2017
8/31/2017
9/1/2017
9/2/2017
9/3/2017
9/4/2017
9/5/2017
9/6/2017
9/7/2017
9/8/2017
9/9/2017
9/10/2017
9/11/2017
9/12/2017
9/13/2017
9/14/2017
9/15/2017
9/16/2017
9/17/2017
9/18/2017
9/19/2017
9/20/2017
9/21/2017
9/22/2017
9/23/2017
9/24/2017
9/25/2017
9/26/2017
9/27/2017
9/28/2017
9/29/2017
9/30/2017



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/4/2016 6:00 AM 0.00 0.0 M 0.0 M Sky starry, ground dry, and few high elevation clouds seem to be present. Yesterday was somewhat cloudy in the morning, but clear during the afternoon.
10/5/2016 6:00 AM T 0.0 M 0.0 M Some rain fell around 7:00 pm. Precipitation in the gage this morning was just about 0.005. The gage surface appeared dirty from the rain, therefore I cleaned both funnel and inside of the gage after checking the measurement.
10/6/2016 6:00 AM T 0.0 M 0.0 M The ground appeared mostly dry, but as I was taking the measurement I felt rain drops which had also gathered on the funnel. Drops of rain were also observed scattered across the windshield of a car nearby.
10/7/2016 6:00 AM 0.00 0.0 M 0.0 M Ground dry. No dew or moisture on gage. Sky partly cloudy.
10/8/2016 6:00 AM 0.00 0.0 M 0.0 M Starry sky, no clouds evident. No dew or moisture on or within the gage.
10/9/2016 8:00 AM 0.00 0.0 M 0.0 M Clear skies this morning.
10/11/2016 7:00 AM 0.00 0.0 M 0.0 M A very light rain fell last night between BSU and the gage site at around 11:00 pm. Enough to require use of windshield wipers. However this morning, no moisture was observed on the gage, the paved area near the gage was also dry.
10/12/2016 6:00 AM 0.00 0.0 M M M No moisture on gage or pavement beneath. Morning feels much cooler than the last couple of days.
10/13/2016 6:00 AM 0.00 0.0 M 0.0 M Groundgage dry, some stars visible, some clouds.
10/14/2016 6:00 AM 0.01 0.0 M 0.0 M Some light rain fell around 9:00 last night, leaving vehicles coated with a very thin layer of dirt. But this morning the concrete pad below the gage was dry. This morning the temperature was much warmer than previous mornings. The sky was cloudy enough hide all stars. I cleaned the gage thoroughly after taking the measurement. A little dirt had accumulated along the sharp edges at the bottom of the gage.
10/16/2016 6:00 AM 0.00 0.0 M M M Very dark
10/17/2016 7:00 AM 0.36 0.0 M 0.0 M Very light rain at the time of measurement. There is some confusion about whether this represents two days of measurement or one. Yesterday's reading was taken in the dark without the benefit of a light.
10/18/2016 6:15 AM 0.06 0.0 M 0.0 M Puddles on the ground. No rain at time of measurement. There was about 0.03 inches in the gage at 5:30 last night.
10/19/2016 6:00 AM 0.35 0.0 M 0.0 M Clear sky this morning. Gage covered with dew. No precipitation increase in the gage from 5:30pm until this morning.
10/20/2016 6:00 AM 0.00 0.0 M 0.0 M Cloudy, not many stars visible
10/21/2016 6:00 AM 0.00 0.0 M 0.0 M clear sky, no dew
10/22/2016 8:00 AM 0.00 0.0 M 0.0 M dew on gage (with an earwig inside)
10/24/2016 7:00 AM 0.00 0.0 M 0.0 M
10/25/2016 6:00 AM 0.08 0.0 M 0.0 M Cloudy, a puddle below the gage.
10/26/2016 6:00 AM 0.12 0.0 M 0.0 M Cloudy, no rain at the time of measurement.
10/27/2016 8:05 AM T M M M M
10/28/2016 6:00 AM T 0.0 M 0.0 M A very slight amount of precipitation in the gage. No dew on the gage. The sky was cloudy and there was some light sprinkling yesterday in Boise.
10/29/2016 6:00 AM 0.06 0.0 M 0.0 M Ground moist from rain.
10/30/2016 6:00 AM 0.03 0.0 M 0.0 M The rain mostly fell around 7:00 pm last night in a single cloud burst. Gage was emptied, dried, and cleaned out.
10/31/2016 6:20 AM 0.29 0.0 M 0.0 M No rain at the time of measurement.
11/1/2016 6:15 AM 0.02 0.0 M 0.0 M a drizzle rain at the time of measurement. Gage not emptied. Measurement made with haste in the dark and might be a little low. Tomorrow's measurement will subtract the 0.02 from today.
11/2/2016 6:00 AM 0.00 0.0 M 0.0 M This measurement was taken on the may out the door and not recorded, until the day after. No rain appeared to have accumulated in the gage. The gage was emptied.
11/3/2016 6:21 AM 0.00 0.0 M 0.0 M A little dew on the gage.
11/4/2016 6:00 AM 0.00 0.0 M 0.0 M Clear sky, a slight amount of condensation on the gage.
11/5/2016 6:10 AM 0.00 0.0 M 0.0 M Dew on gage, starry sky.
11/6/2016 6:15 AM 0.00 0.0 M 0.0 M No dew.
11/8/2016 6:00 AM 0.00 0.0 M 0.0 M No dew, clear sky
11/9/2016 6:00 AM 0.00 0.0 M 0.0 M light dew on gage
11/11/2016 6:00 AM 0.00 0.0 M M M
11/12/2016 6:00 AM 0.00 0.0 M M M
11/13/2016 6:00 AM 0.00 0.0 M 0.0 M slight dew on the gage. A few raindrops collected on the house windows when some clouds passed over the house yesterday afternoon.
11/14/2016 6:00 AM 0.00 0.0 M 0.0 M no dew on gage
11/15/2016 6:00 AM T 0.0 M 0.0 M Enough rain fell around the house yesterday to wet exposed surfaces. In the morning there was just enough rain in the gage to form about two large droplets.
11/16/2016 6:36 AM 0.06 0.0 0.00 0.0 0.00 not raining at the time of measurement
11/17/2016 6:36 AM 0.00 0.0 M 0.0 M Frost on gage
11/24/2016 6:00 AM 0.00 0.0 M 0.0 M A light rain fell yesterday morning around 7-8:00. However, by this morning, there was nothing in the gage. Also the snow moved quite far down the mountains yesterday morning.
11/25/2016 6:00 AM 0.00 0.0 M M M No precip. The ground was dry.
11/26/2016 6:00 AM 0.00 0.0 M 0.0 M No dew on gage. Clear sky.
11/27/2016 6:00 AM 0.00 0.0 M 0.0 M No dew or frost on gage.
11/28/2016 6:00 AM 0.14 0.0 M 0.0 M The gage was not emptied. The trees were dripping a lot of moisture. No rain was felt at measurement.
11/29/2016 7:38 AM 0.01 0.0 M 0.0 M A leaf was found wedged at the bottom of the gage funnel. The leave was removed. The total height of the gage was 0.15 inches, but 0.14 inches was removed from the previous days measurement, because the gage had not been emptied. Some of the water in the gage was frozen.
11/30/2016 6:00 AM 0.00 0.0 M 0.0 M Sky was partly cloudy.
12/1/2016 6:15 AM 0.00 0.0 M 0.0 M No precipitation in gage. There were some snow flurries yesterday, but not in significant quantities.
12/2/2016 7:00 AM 0.00 0.0 M M M gage was heavy frosted over
12/4/2016 6:45 AM T 0.0 M 0.0 M Precipitation seemed to be just beginning. There was a little moisture on the funnel, working its way into the cylinder.
12/5/2016 6:10 AM 0.14 0.0 M 0.0 M The water in the gage was frozen solid. All the precipitation fell as rain, but cold air moved in over night and froze the water in the gage. By morning the sky was clear.
12/6/2016 6:00 AM T 0.0 M 0.0 M A trace of snow was in the gage. No snow was on the funnel.
12/7/2016 7:00 AM 0.01 0.1 M 0.0 M The gage had some snow in the funnel. The snow in the funnel was melted out with 0.58 inches of water. The gage reading after melting out the snow was 0.59 inches. There was a skiff of snow on the ground at the time of measurement. However the depth was less than a quarter inch.
12/8/2016 6:00 AM 0.00 0.0 M 0.0 M No ice on gage. Mostly clear skies yesterday.
12/9/2016 6:45 AM 0.12 1.7 0.16 1.7 0.16 Snow did not fill the gage.
12/10/2016 6:25 AM 0.62 0.0 M 0.5 M Heavy precipitation was coming down at the time of measurement. The ground was covered with a sleety mixture of ice and snow.
12/11/2016 6:00 AM 0.20 0.0 M 0.0 M The gage read 0.82 with 0.62 being carried over from the previous day when the gage was not emptied because of the on going rain. A mostly icy slush covers the front yard with ice on the roadway.
12/12/2016 6:00 AM T 0.0 M 0.0 M A skiff on new snow covered the ground that must have fallen during the night. While a trace of snow was found in the gage it was less than 0.01 inches measurable when melted.
12/13/2016 6:00 AM 0.00 0.0 M 0.0 M Some frost on the gage. The funnel has been removed from the gage as snow is expected for the next couple of days.
12/14/2016 6:00 AM 0.00 0.0 M 0.0 M
12/15/2016 6:00 AM 0.18 2.0 0.46 2.0 0.46 The snow fell almost continually yesterday from 8:00 to 6:00. During the day some of the snow accumulated, melted, and then reaccumulated in a field near my office. The snow in the gage was significantly drifted toward one side. The gage appears to have collected much less snow than accumulated on the ground. A core taken from an undisturbed surface contained 0.46 inches of water.
12/16/2016 6:00 AM 0.22 1.0 M 1.0 M there was 0.09 inches of water in the gage and 0.12in of snow in the funnel
12/20/2016 6:05 AM 0.02 M M M M slightly snowing outside
12/21/2016 6:30 AM 0.09 0.5 M 1.0 M Rain fell in the morning and then snow fell last night. I melt the ice and snow in the gage with warm water, carefully tracking the amount of water added to melt the ice and snow.
12/22/2016 6:00 AM 0.00 0.0 M M M
12/23/2016 6:00 AM 0.00 0.0 M M M
12/24/2016 6:20 AM 0.47 M M M M The gage was over 3/4 full of snow. The funnel had been removed. I haven't seen snow like this in Boise, since at least 2011, and comes close to my memories of 1985. I'll try to edit the snow depth and accumulation section at little later today.
12/25/2016 6:20 AM 0.07 M M M M Snow was very drifted in the gage. There is about 1-foot of snow on the ground.
12/26/2016 7:00 AM 0.00 0.0 M M M cold
12/27/2016 6:20 AM 0.00 0.0 M M M No stars visible. Seemed like a storm was coming in. There is about 1-foot of snow on the ground.
12/28/2016 7:00 AM T M M M M about a foot of snow on the ground
12/29/2016 7:00 AM 0.00 0.0 M M M About 1-foot of snow on the ground.
12/30/2016 6:00 AM 0.00 0.0 M M M About 1-foot of snow on the ground.
12/31/2016 6:00 AM 0.00 0.0 M M M Snow is still about a foot deep.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/1/2016 10/03/2016 6:00 AM 3 0.00 M M No water in the gage this morning.
11/18/2016 11/21/2016 7:00 AM 4 0.00 M M Neighbors and family indicate that a trace amount of precipitation fell during this time, however there was no water in the gage.
11/22/2016 11/23/2016 6:00 AM 2 0.00 M M Cloudy and blustery outside on the morning of the 23rd.
12/17/2016 12/19/2016 7:00 AM 3 T 1.0 M a slight amount of snow in the gage



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