Station Overview Station Location
Station Number OR-UM-15 Latitude 45.1896298
Station Name Ukiah 3.9 N Longitude -118.9165929
County Umatilla Elevation (ft) 3635



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 1.30 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 2.22 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 2.30 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 2.17 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 1.60 0.03 3 0.03 3 0.00 0 0 1 1 0.1 1 1
March 10 1.82 0.95 21 0.95 17 0.00 4 1 8 2 6.8 2 3
April 10 1.73 1.77 23 1.77 23 0.00 0 0 13 4 8.4 3 4
May 10 2.12 2.90 21 2.58 17 0.32 4 1 12 2 3.6 2 2
June 10 1.59 1.82 9 1.12 6 0.70 3 1 4 0 0.0 0 0
July 10 0.65 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 0.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 10 0.68 0.87 12 0.87 12 0.00 0 0 5 1 0.0 0 0
Water Year Totals: 18.86" 8.34" 89 days 7.32" 78 1.02" 11 days 3 43 days 10 days 18.9" 8 days 10 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 0.03
2/25/2010 T
2/26/2010
2/27/2010 0.00
2/28/2010
3/1/2010 0.00
3/2/2010
3/3/2010 0.15
3/4/2010 T
3/5/2010
3/6/2010
3/7/2010
3/8/2010 0.04
3/9/2010 T
3/10/2010 0.02
3/11/2010 0.01
3/12/2010
3/13/2010 0.36
3/14/2010
3/15/2010 0.00
3/16/2010 0.00
3/17/2010 0.00
3/18/2010 0.00 **
3/19/2010 **
3/20/2010 **
3/21/2010 0.00
3/22/2010 0.11
3/23/2010
3/24/2010 0.00
3/25/2010
3/26/2010
3/27/2010
3/28/2010 0.00
3/29/2010 0.07
3/30/2010 0.19
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.10
4/2/2010 0.33
4/3/2010 0.00
4/4/2010 0.00
4/5/2010 0.12
4/6/2010 T
4/7/2010 0.07
4/8/2010 0.05
4/9/2010
4/10/2010
4/11/2010 0.00
4/12/2010 T
4/13/2010
4/14/2010 0.04
4/15/2010 0.01
4/16/2010 0.00
4/17/2010 0.19
4/18/2010 0.02
4/19/2010 T
4/20/2010 0.00
4/21/2010 0.28
4/22/2010 T
4/23/2010
4/24/2010
4/25/2010
4/26/2010 0.00
4/27/2010 0.13
4/28/2010 0.28
4/29/2010 0.15
4/30/2010
5/1/2010
5/2/2010 0.05
5/3/2010 T
5/4/2010 0.13
5/5/2010 0.20
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010 0.09
5/11/2010 0.89
5/12/2010 0.02
5/13/2010 0.00
5/14/2010
5/15/2010 0.00
5/16/2010 0.00
5/17/2010 T
5/18/2010 0.38
5/19/2010 0.17
5/20/2010 0.15
5/21/2010 **
5/22/2010 **
5/23/2010 **
5/24/2010 0.32
5/25/2010
5/26/2010 0.28
5/27/2010 0.02
5/28/2010
5/29/2010
5/30/2010
5/31/2010 0.20
6/1/2010 0.46 **
6/2/2010 **
6/3/2010 0.70
6/4/2010
6/5/2010 0.33
6/6/2010 0.01
6/7/2010 0.32
6/8/2010
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010 0.00
6/15/2010 0.00
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010 0.00
9/8/2010 0.23
9/9/2010 0.03
9/10/2010
9/11/2010
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.02
9/15/2010
9/16/2010 T
9/17/2010
9/18/2010
9/19/2010 0.29
9/20/2010 0.30
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010 0.00
9/28/2010 0.00
9/29/2010 0.00
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
2/24/2010 7:00 AM 0.03 0.1 0.03 0.5 0.03
2/25/2010 7:00 AM T T T T T Very light dusting of snow pellets.
2/27/2010 7:00 AM 0.00 0.0 M M M Warm sunny day
3/1/2010 7:00 AM 0.00 0.0 M M M Below freezing but warming fast
3/3/2010 7:00 AM 0.15 M M M M Most of rain came in the evening and through the night. Morning skys were mostly sunny with fog in low areas.
3/4/2010 7:00 AM T M M M M
3/8/2010 7:00 AM 0.04 M M M M Rain came during night - some ice accumulation around outer edge of the gauage.
3/9/2010 7:00 AM T T T T T Moderate snow falling at 6:30, sticking to the ground to lightly cover by observation time (7 am). Continued through morning - heaviest snow fall approx. 9:30 - 10:15.
3/10/2010 7:00 AM 0.02 M 0.01 M 0.02
3/11/2010 7:00 AM 0.01 T T T T snowed off and on most of yesterday - partly cloudy evening and night. snow on groud only in few shaded areas - most melted
3/13/2010 7:00 AM 0.36 6.5 0.52 6.5 0.52 Snow on guage was piled on and above the funnel. Amount in guage not as much as was on the ground - believe the melted core value to be more accurate.
3/15/2010 7:00 AM 0.00 0.0 0.00 3.0 M
3/16/2010 7:00 AM 0.00 0.0 0.00 M M
3/17/2010 7:00 AM 0.00 0.0 M M M There are some small pockets of snow left under trees and in shadedplaces - but the majority melted yesterday afternoon.
3/18/2010 7:00 AM 0.00 0.0 M 0.0 M Clear sky and low 20's this morning but warming fast - all snow now gone from shaded areas.
3/22/2010 7:00 AM 0.11 T M T M Rain and small hail around 6:00 pm last night contributed most of the moisture. Some very light snow started 7:30 am this morning.
3/24/2010 7:00 AM 0.00 0.0 M 0.0 M
3/28/2010 7:00 AM 0.00 0.0 M M M Windy and cool - maybe a few drops of rain - just enough to see on the windows but none in rain guage.
3/29/2010 7:00 AM 0.07 0.0 0.00 0.0 M
3/30/2010 7:00 AM 0.19 0.3 M 0.3 M Water in guage is reflective of the rain through the day/night and a small amount of snow.
4/1/2010 7:00 AM 0.10 0.2 M M M Measurement is approx. - a thick dusting of snow and snow pellets fell last night. all are stuck and frozen into top funnel of gauge - no time this morning to melt accuratly.
4/2/2010 7:00 AM 0.33 5.0 0.33 5.0 0.33 Lots of snow and then rain today. At one poin the snow was about 8 inches deep before the warmer rain came. Final amount on the groud varied due to drifting earlier in the day - but averaged around 5 inches.
4/3/2010 7:00 AM 0.00 0.0 M 4.5 M
4/4/2010 7:00 AM 0.00 0.0 M 2.5 M Cold this morning, only 15 degrees.
4/5/2010 7:00 AM 0.12 3.2 0.12 3.0 0.12 Average of 3.2 inches of snow last night. Recorded in OK location - not on snowboard. Remaining snow from storm last friday all but gone yesterday - not significant amount to add to this for total depth.
4/6/2010 7:00 AM T T M M M Lighth skiff of new snow on ground this morning with intermittent light snow flurries. Most of snow left on the ground is only in shaded or protected areas and thinner than earlier.
4/7/2010 7:00 AM 0.07 T M M M Many light rain, hail, and snow showers during the day.
4/8/2010 7:00 AM 0.05 M M M M
4/11/2010 7:00 AM 0.00 0.0 M M M
4/12/2010 7:00 AM T M M M M
4/14/2010 7:00 AM 0.04 M M M M
4/15/2010 7:00 AM 0.01 M M M M
4/16/2010 7:00 AM 0.00 0.0 M M M
4/17/2010 7:00 AM 0.19 M M M M
4/18/2010 7:00 AM 0.02 M M M M Small amount of rain from thunderstorm previous evening - storm skirted my house but was big enough to generate a severe weather warnign with a warning for tornadoe development - rare in my area.
4/19/2010 7:00 AM T M M M M I beleive that the few drops in the rain gauge are more from the heavy dew than any rain.
4/20/2010 7:00 AM 0.00 0.0 M M M
4/21/2010 7:00 AM 0.28 M M M M stready rain with stong wind throught evening and into night - rainn started sometime around 5:30 p.m.
4/22/2010 7:00 AM T M M M M misty most of the day but not real rain
4/26/2010 7:00 AM 0.00 0.0 M M M
4/27/2010 7:00 AM 0.13 M M M M Very windy throughout the evening and night - didn't really start raining more than a few drops until after 2:00 a.m.
4/28/2010 7:00 AM 0.28 M M M M Rain and wet snow - temps low enough by early morning that a thin layer of ice formed
4/29/2010 7:00 AM 0.15 M M M M Most preciptitation from bursts of rain and small soft hail during the day and later afternoon.
5/2/2010 7:00 AM 0.05 M M M M
5/3/2010 7:00 AM T M M M M
5/4/2010 7:00 AM 0.13 T M M M snow, rail, and hail off and on throughout the day and evening
5/5/2010 7:00 AM 0.20 3.5 M 3.5 M Melted snow amount is an estimate - no time to completely work up a snow core sample and melt it. Do have 3-4 inches adn still snowing hard at 7
5/10/2010 7:00 AM 0.09 0.1 M 0.1 M Rain in early morning - snowing hard at collection time
5/11/2010 7:00 AM 0.89 M M M M lots of rain throughout the evening and night
5/12/2010 7:00 AM 0.02 M M M M
5/13/2010 7:00 AM 0.00 0.0 M M M
5/15/2010 7:00 AM 0.00 0.0 M M M
5/16/2010 7:00 AM 0.00 0.0 M M M
5/17/2010 7:00 AM T M M M M Some moderate winds in the night and cooling temperatures, a touch of rain over night - only enought to leave individual drop marks on the dusty cars.
5/18/2010 7:00 AM 0.38 M M M M
5/19/2010 7:00 AM 0.17 0.0 0.00 0.0 0.00
5/20/2010 7:00 AM 0.15 0.0 0.00 0.0 0.00
5/26/2010 7:00 AM 0.28 0.0 0.00 0.0 0.00
5/27/2010 7:00 AM 0.02 0.0 0.00 0.0 0.00 Small amount of rain during the night - just starting to rain steadily at collection time.
5/31/2010 7:00 AM 0.20 0.0 0.00 0.0 0.00
6/1/2010 7:00 AM 0.46 0.0 M M M Rain of and on all day adn night - one quick big shower dumped 0.2 in less than 20 min
6/5/2010 7:00 AM 0.33 0.0 0.00 0.0 0.00
6/6/2010 7:00 AM 0.01 0.0 0.00 0.0 0.00
6/7/2010 7:00 AM 0.32 0.0 0.00 0.0 0.00
6/14/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00 Finally a beautiful summer like day - too bad it won't last.
6/15/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
9/7/2010 7:00 AM 0.00 0.0 M M M
9/8/2010 7:00 AM 0.23 M M M M Good storm last night, one of very few this summer, brought needed rain - mostly around 9-10 pm, very light misty rain in am.
9/9/2010 7:00 AM 0.03 M 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 0.02 M M M M Not sure when it rained a touch - the sky was beautifully clear when I went to bed and mostly clear at sunrise.
9/16/2010 7:00 AM T M M M M Just enough drops to leave a mark on the window and car hood.
9/19/2010 7:00 AM 0.29 M M M M
9/20/2010 7:00 AM 0.30 M M M M Periods of rain all day clearing some by evening
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 Moderate dew and fog - feels like fall is here and winter is not far off
9/29/2010 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
3/18/2010 3/21/2010 7:00 AM 4 0.00 0.0 0.00 Generaly clear skys and warm days Thurs, Fri and Sat.
5/21/2010 5/24/2010 12:00 AM 4 0.32 0.0 M
6/1/2010 6/03/2010 7:00 AM 3 0.70 0.0 M



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