Station Overview Station Location
Station Number CO-ME-118 Latitude 39.102116
Station Name Grand Junction 4.1 ENE Longitude -108.478981
County Mesa Elevation (ft) 4769



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 18 1.03 3.41 25 3.41 18 0.00 7 0 16 0 0.0 0 0
Nov 18 0.82 0.11 7 0.11 5 0.00 2 1 4 1 0.0 0 0
Dec 18 0.56 1.02 12 1.02 12 0.00 0 0 7 5 7.0 4 1
Jan 19 0.52 1.10 9 1.10 9 0.00 0 0 8 0 4.8 6 5
Feb 19 0.51 0.93 18 0.93 15 0.00 3 1 12 3 7.8 9 1
March 19 0.88 2.68 15 2.68 15 0.00 0 0 12 2 0.0 0 0
April 19 0.91 0.26 5 0.26 5 0.00 0 0 4 1 0.0 0 0
May 19 0.89 0.97 12 0.97 12 0.00 0 0 9 2 0.0 0 0
June 19 0.52 0.87 5 0.87 5 0.00 0 0 5 0 0.0 0 0
July 19 0.64 0.41 10 0.41 10 0.00 0 0 8 0 0.0 0 0
Aug 19 0.88 0.10 5 0.10 5 0.00 0 0 5 0 0.0 0 0
Sept 19 1.16 0.33 19 0.33 19 0.00 0 0 6 1 0.0 0 0
Water Year Totals: 9.32" 12.19" 142 days 12.19" 130 0.00" 12 days 2 96 days 15 days 19.6" 19 days 7 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
10/1/2018
10/2/2018 0.06
10/3/2018 0.22
10/4/2018 0.06
10/5/2018 0.12
10/6/2018 0.06
10/7/2018 0.98
10/8/2018 0.55
10/9/2018 0.28
10/10/2018 0.12
10/11/2018 0.29
10/12/2018 0.37
10/13/2018 0.00
10/14/2018 0.04
10/15/2018 0.00
10/16/2018
10/17/2018
10/18/2018 0.03
10/19/2018 0.02
10/20/2018
10/21/2018
10/22/2018
10/23/2018 0.11
10/24/2018 0.10
10/25/2018 **
10/26/2018 **
10/27/2018 **
10/28/2018 **
10/29/2018 **
10/30/2018 **
10/31/2018 **
11/1/2018 **
11/2/2018 0.00
11/3/2018 0.03
11/4/2018
11/5/2018
11/6/2018
11/7/2018
11/8/2018
11/9/2018
11/10/2018
11/11/2018
11/12/2018
11/13/2018
11/14/2018
11/15/2018
11/16/2018
11/17/2018
11/18/2018
11/19/2018
11/20/2018
11/21/2018
11/22/2018
11/23/2018 0.01
11/24/2018
11/25/2018 0.05
11/26/2018
11/27/2018
11/28/2018
11/29/2018 T
11/30/2018 0.02
12/1/2018 0.17
12/2/2018 T
12/3/2018 0.13
12/4/2018 T
12/5/2018
12/6/2018
12/7/2018 0.01
12/8/2018 T
12/9/2018
12/10/2018
12/11/2018
12/12/2018
12/13/2018 T
12/14/2018
12/15/2018
12/16/2018
12/17/2018
12/18/2018
12/19/2018
12/20/2018
12/21/2018
12/22/2018 0.01
12/23/2018
12/24/2018 0.17
12/25/2018 T
12/26/2018 0.38
12/27/2018
12/28/2018
12/29/2018
12/30/2018
12/31/2018 0.15
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.12
1/2/2019 0.00
1/3/2019
1/4/2019
1/5/2019
1/6/2019 0.01
1/7/2019 0.11
1/8/2019
1/9/2019
1/10/2019
1/11/2019
1/12/2019 0.50
1/13/2019
1/14/2019
1/15/2019
1/16/2019 0.07
1/17/2019 0.08
1/18/2019 0.08
1/19/2019
1/20/2019
1/21/2019
1/22/2019 0.13
1/23/2019
1/24/2019
1/25/2019
1/26/2019
1/27/2019
1/28/2019
1/29/2019
1/30/2019
1/31/2019
2/1/2019
2/2/2019
2/3/2019 T
2/4/2019 0.02
2/5/2019
2/6/2019 0.07
2/7/2019 0.01
2/8/2019 **
2/9/2019 **
2/10/2019 0.00
2/11/2019 T
2/12/2019 0.08
2/13/2019
2/14/2019
2/15/2019 0.38
2/16/2019 0.08
2/17/2019 T
2/18/2019 0.03
2/19/2019 0.03
2/20/2019 0.05
2/21/2019 0.01
2/22/2019 0.10
2/23/2019 0.07
2/24/2019
2/25/2019
2/26/2019
2/27/2019
2/28/2019
3/1/2019 0.13
3/2/2019 0.04
3/3/2019 0.65
3/4/2019
3/5/2019
3/6/2019 T
3/7/2019 0.26
3/8/2019 0.02
3/9/2019 0.07
3/10/2019 T
3/11/2019
3/12/2019
3/13/2019 0.93
3/14/2019 0.01
3/15/2019 0.00
3/16/2019
3/17/2019
3/18/2019
3/19/2019
3/20/2019
3/21/2019
3/22/2019 0.07
3/23/2019 0.12
3/24/2019
3/25/2019 0.37
3/26/2019
3/27/2019
3/28/2019
3/29/2019
3/30/2019 0.01
3/31/2019
Day of YearDaily PrcpMultiday Prcp
4/1/2019
4/2/2019
4/3/2019 T
4/4/2019
4/5/2019
4/6/2019
4/7/2019
4/8/2019
4/9/2019
4/10/2019 0.04
4/11/2019 0.10
4/12/2019
4/13/2019
4/14/2019
4/15/2019
4/16/2019
4/17/2019
4/18/2019
4/19/2019
4/20/2019
4/21/2019 0.03
4/22/2019 0.09
4/23/2019
4/24/2019
4/25/2019
4/26/2019
4/27/2019
4/28/2019
4/29/2019
4/30/2019
5/1/2019
5/2/2019
5/3/2019
5/4/2019
5/5/2019
5/6/2019 0.03
5/7/2019
5/8/2019
5/9/2019 0.14
5/10/2019 T
5/11/2019 T
5/12/2019
5/13/2019
5/14/2019
5/15/2019
5/16/2019
5/17/2019
5/18/2019 0.01
5/19/2019
5/20/2019 0.05
5/21/2019 0.06
5/22/2019 0.08
5/23/2019 0.21
5/24/2019 0.30
5/25/2019
5/26/2019
5/27/2019
5/28/2019 0.09
5/29/2019 0.00
5/30/2019
5/31/2019
6/1/2019
6/2/2019
6/3/2019
6/4/2019
6/5/2019
6/6/2019
6/7/2019
6/8/2019
6/9/2019
6/10/2019
6/11/2019
6/12/2019
6/13/2019
6/14/2019
6/15/2019
6/16/2019
6/17/2019
6/18/2019 0.32
6/19/2019
6/20/2019
6/21/2019 0.03
6/22/2019 0.47
6/23/2019 0.02
6/24/2019
6/25/2019
6/26/2019
6/27/2019
6/28/2019
6/29/2019
6/30/2019 0.03
Day of YearDaily PrcpMultiday Prcp
7/1/2019 0.01
7/2/2019
7/3/2019
7/4/2019
7/5/2019
7/6/2019
7/7/2019
7/8/2019 0.01
7/9/2019 0.08
7/10/2019
7/11/2019
7/12/2019
7/13/2019
7/14/2019
7/15/2019
7/16/2019 0.10
7/17/2019
7/18/2019
7/19/2019
7/20/2019 0.00
7/21/2019 0.07
7/22/2019 0.00
7/23/2019
7/24/2019
7/25/2019 0.05
7/26/2019 0.01
7/27/2019 0.08
7/28/2019
7/29/2019
7/30/2019
7/31/2019
8/1/2019 0.06
8/2/2019 0.01
8/3/2019
8/4/2019
8/5/2019 0.01
8/6/2019
8/7/2019
8/8/2019 0.01
8/9/2019
8/10/2019
8/11/2019 0.01
8/12/2019
8/13/2019
8/14/2019
8/15/2019
8/16/2019
8/17/2019
8/18/2019
8/19/2019
8/20/2019
8/21/2019
8/22/2019
8/23/2019
8/24/2019
8/25/2019
8/26/2019
8/27/2019
8/28/2019
8/29/2019
8/30/2019
8/31/2019
9/1/2019
9/2/2019
9/3/2019
9/4/2019
9/5/2019
9/6/2019
9/7/2019 0.02
9/8/2019
9/9/2019 0.04
9/10/2019 0.00
9/11/2019 0.10
9/12/2019 0.02
9/13/2019 0.00
9/14/2019 0.00
9/15/2019 0.00
9/16/2019
9/17/2019 T
9/18/2019 0.07
9/19/2019 0.00
9/20/2019 0.00
9/21/2019 0.00
9/22/2019
9/23/2019 0.00
9/24/2019
9/25/2019 0.00
9/26/2019 0.00
9/27/2019 0.00
9/28/2019 0.08
9/29/2019 0.00
9/30/2019



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/2/2018 7:30 AM 0.06 M M M M
10/3/2018 7:30 AM 0.22 M M M M
10/4/2018 7:30 AM 0.06 M M M M
10/5/2018 7:45 AM 0.12 M M M M
10/6/2018 7:45 AM 0.06 M M M M
10/7/2018 7:30 AM 0.98 M M M M
10/8/2018 7:40 AM 0.55 M M M M Currently rain is still falling.
10/9/2018 7:30 AM 0.28 M M M M
10/10/2018 7:15 AM 0.12 M M M M
10/11/2018 7:20 AM 0.29 M M M M Rain continues to fall this morning.
10/12/2018 7:25 AM 0.37 M M M M Light ground fog this morning and 36 degrees F.
10/13/2018 7:00 AM 0.00 0.0 M M M
10/14/2018 7:15 AM 0.04 M M M M 43 degrees F.
10/15/2018 7:00 AM 0.00 0.0 M M M 27 degrees F this morning.
10/18/2018 7:15 AM 0.03 M M M M
10/19/2018 7:30 AM 0.02 M M M M
10/23/2018 7:30 AM 0.11 M M M M
10/24/2018 7:15 AM 0.10 M M M M
11/3/2018 7:45 AM 0.03 M M M M
11/23/2018 7:30 AM 0.01 M M M M Heavy frost on all grassy surfaces
11/25/2018 7:00 AM 0.05 M M M M
11/29/2018 7:00 AM T T M M M
11/30/2018 7:30 AM 0.02 M M M M Light mist still falling and skies overcast. Top 1/4 of Bookcliff Mesa is covered with light snowfall.
12/1/2018 7:15 AM 0.17 T M M M Snow level on Book Cliffd down to ground level today.
12/2/2018 7:30 AM T M M M M
12/3/2018 7:30 AM 0.13 2.0 M 2.0 M
12/4/2018 7:15 AM T T M M M
12/7/2018 7:30 AM 0.01 T M M M
12/8/2018 7:30 AM T T M M M Light coating of snow pellets urgently falling to the ground.
12/13/2018 7:15 AM T T M M M
12/22/2018 7:00 AM 0.01 T M M M Graupel snow in various sizes up to 1/4 inch in diameter had lightly fallen and scattered across the snow board.
12/24/2018 7:15 AM 0.17 1.5 M M M Light snow still falling.
12/25/2018 7:30 AM T T M M M Merry Christmas ????
12/26/2018 7:30 AM 0.38 0.5 M M M Snow atop slush on snow board
12/31/2018 7:15 AM 0.15 3.0 0.15 M M 22 degrees F and skies heavily overcast. Happy New Year! ??
1/1/2019 7:00 AM 0.12 2.3 0.12 3.5 M New snow fell yesterday between 9am and 2 pm. Current temperature is 13 F.
1/2/2019 7:00 AM 0.00 0.0 M M M Temperature this morning at 7 am was 1 degree F
1/6/2019 7:30 AM 0.01 0.1 M M M
1/7/2019 7:00 AM 0.11 1.0 M 3.0 M
1/12/2019 7:15 AM 0.50 0.5 M 3.0 M
1/16/2019 7:00 AM 0.07 0.3 M 2.5 M It appears that precipitation fell first as rain and then turned to snow. A layer of ice was on the snow board and I tried to get a fairly accurate reading of the total accumulation.
1/17/2019 7:00 AM 0.08 M M M M Precipitation fell most of yesterday morning in the form of snow, but it melted when it contacted the ground. Therefore, there was no accumulation of snow to be measured.
1/18/2019 7:00 AM 0.08 0.0 M 1.5 M Precipitation fell as light rain for several hours.
1/22/2019 7:00 AM 0.13 0.6 M M M Precipitation started as light rain and switched to snow during the night. A layer of ice on the snow board.
2/3/2019 7:00 AM T M M M M Just starting to mist. Plenty of clouds surrounding us, so we should receive some measurable precipitation.
2/4/2019 7:00 AM 0.02 M M M M
2/6/2019 7:00 AM 0.07 T M M M Visable snow line about two thirds down the Bookcliffs
2/7/2019 7:00 AM 0.01 0.2 M M M
2/11/2019 6:50 AM T T M M M Snow just beginning to fall
2/12/2019 7:00 AM 0.08 3.2 M M M Measured snow depth soon after snow stopped yesterday afternoon.
2/15/2019 7:00 AM 0.38 0.0 M M M
2/16/2019 7:00 AM 0.08 1.5 M M M Golfing weather yesterday at 55 degrees. This morning snowing and blowing with a westerly wind at 29 degrees. 1.5 inches fell within a short time and it is still snowing.
2/17/2019 7:00 AM T T M M M
2/18/2019 7:00 AM 0.03 0.4 M M M
2/19/2019 7:00 AM 0.03 0.3 M M M
2/20/2019 7:00 AM 0.05 0.5 M M M
2/21/2019 7:00 AM 0.01 0.1 M M M
2/22/2019 7:00 AM 0.10 1.3 M M M
2/23/2019 7:00 AM 0.07 0.3 M 1.0 M
3/1/2019 7:00 AM 0.13 0.0 M 0.0 M Light drizzle still falling from overcast skies
3/2/2019 7:00 AM 0.04 0.0 M M M
3/3/2019 7:00 AM 0.65 0.0 M M M Top third of the Boolcliffs received snow. Temperature is 36 F this morning.
3/6/2019 7:00 AM T 0.0 M M M
3/7/2019 7:00 AM 0.26 0.0 M M M
3/8/2019 7:00 AM 0.02 0.0 M M M
3/9/2019 7:00 AM 0.07 0.0 M M M
3/10/2019 7:00 AM T 0.0 M M M
3/13/2019 7:25 AM 0.93 0.0 M M M Snow visible at the top of the Bookcliffs. Rain is still falling steadily.
3/14/2019 7:00 AM 0.01 0.0 M M M
3/15/2019 7:00 AM 0.00 0.0 M M M
3/22/2019 7:15 AM 0.07 0.0 M M M Light mist in the air this morning and the skies are socked in.
3/23/2019 8:20 AM 0.12 0.0 M M M
3/25/2019 7:00 AM 0.37 0.0 M M M
3/30/2019 7:00 AM 0.01 0.0 M M M
4/3/2019 7:00 AM T M M M M
4/10/2019 7:00 AM 0.04 0.0 M M M
4/11/2019 7:00 AM 0.10 0.0 M M M
4/21/2019 7:00 AM 0.03 M M M M Skies overcast and light drizzle still at 0700
4/22/2019 7:00 AM 0.09 M M M M
5/6/2019 7:00 AM 0.03 M M M M
5/9/2019 6:55 AM 0.14 M M M M
5/10/2019 7:00 AM T M M M M
5/11/2019 7:00 AM T M M M M
5/18/2019 7:00 AM 0.01 M M M M
5/20/2019 7:00 AM 0.05 M M M M
5/21/2019 7:00 AM 0.06 M M M M A light drizzle still falling, skies with a low ceiling so can't tell if it is snowing at the top of Grand Mesa or the Bookcliffs...
5/22/2019 6:45 AM 0.08 M M M M
5/23/2019 7:00 AM 0.21 M M M M
5/24/2019 7:00 AM 0.30 M M M M
5/28/2019 7:00 AM 0.09 M M M M
5/29/2019 7:00 AM 0.00 0.0 M M M
6/18/2019 7:00 AM 0.32 M M M M
6/21/2019 7:00 AM 0.03 M M M M
6/22/2019 6:55 AM 0.47 M M M M
6/23/2019 7:00 AM 0.02 M M M M
6/30/2019 7:00 AM 0.03 M M M M
7/1/2019 6:20 AM 0.01 M M M M
7/8/2019 7:00 AM 0.01 M M M M
7/9/2019 7:00 AM 0.08 M M M M
7/16/2019 7:00 AM 0.10 M M M M
7/20/2019 7:00 AM 0.00 0.0 M M M
7/21/2019 6:45 AM 0.07 M M M M
7/22/2019 6:45 AM 0.00 0.0 M M M
7/25/2019 7:00 AM 0.05 M M M M
7/26/2019 6:00 AM 0.01 M M M M
7/27/2019 6:45 AM 0.08 M M M M
8/1/2019 6:45 AM 0.06 M M M M Skies overcast, could still rain
8/2/2019 7:00 AM 0.01 M M M M
8/5/2019 7:00 AM 0.01 M M M M
8/8/2019 7:00 AM 0.01 M M M M
8/11/2019 7:00 AM 0.01 M M M M
9/7/2019 7:30 AM 0.02 M M M M
9/9/2019 7:00 AM 0.04 M M M M
9/10/2019 7:00 AM 0.00 0.0 M M M
9/11/2019 7:00 AM 0.10 M M M M
9/12/2019 7:00 AM 0.02 M M M M
9/13/2019 6:45 AM 0.00 0.0 M M M
9/14/2019 7:00 AM 0.00 0.0 M M M
9/15/2019 7:00 AM 0.00 0.0 M M M
9/17/2019 7:00 AM T M M M M Heavy sprinkles of rain just before 5:00 pm yesterday.
9/18/2019 7:00 AM 0.07 M M M M
9/19/2019 7:00 AM 0.00 0.0 M M M
9/20/2019 7:00 AM 0.00 0.0 M M M
9/21/2019 7:00 AM 0.00 0.0 M M M
9/23/2019 7:00 AM 0.00 0.0 M M M
9/25/2019 7:00 AM 0.00 0.0 M M M
9/26/2019 7:00 AM 0.00 0.0 M M M
9/27/2019 7:00 AM 0.00 0.0 M M M
9/28/2019 7:00 AM 0.08 M M M M
9/29/2019 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
10/25/2018 11/02/2018 7:00 AM 9 0.00 M M
2/8/2019 2/10/2019 7:00 AM 3 0.00 0.0 0.00



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