Station Overview Station Location
Station Number CO-ME-99 Latitude 39.074115
Station Name Grand Junction 3.1 WSW Longitude -108.607364
County Mesa Elevation (ft)



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 12 1.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 12 0.90 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 12 0.56 0.78 23 0.78 23 0.00 0 0 9 0 10.0 9 20
Jan 13 0.54 0.45 31 0.45 31 0.00 0 0 8 4 1.9 5 30
Feb 13 0.51 0.31 28 0.31 28 0.00 0 0 7 3 5.7 7 5
March 13 0.79 0.46 30 0.46 30 0.00 0 0 5 0 0.0 0 0
April 13 1.01 1.23 26 1.23 26 0.00 0 0 7 3 5.9 2 1
May 13 0.80 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 13 0.62 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 13 0.76 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 13 1.21 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 13 1.07 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 10.01" 3.23" 138 days 3.23" 138 0.00" 0 days 0 36 days 10 days 23.5" 23 days 56 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
10/1/2012
10/2/2012
10/3/2012
10/4/2012
10/5/2012
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012
10/11/2012
10/12/2012
10/13/2012
10/14/2012
10/15/2012
10/16/2012
10/17/2012
10/18/2012
10/19/2012
10/20/2012
10/21/2012
10/22/2012
10/23/2012
10/24/2012
10/25/2012
10/26/2012
10/27/2012
10/28/2012
10/29/2012
10/30/2012
10/31/2012
11/1/2012
11/2/2012
11/3/2012
11/4/2012
11/5/2012
11/6/2012
11/7/2012
11/8/2012
11/9/2012
11/10/2012
11/11/2012
11/12/2012
11/13/2012
11/14/2012
11/15/2012
11/16/2012
11/17/2012
11/18/2012
11/19/2012
11/20/2012
11/21/2012
11/22/2012
11/23/2012
11/24/2012
11/25/2012
11/26/2012
11/27/2012
11/28/2012
11/29/2012
11/30/2012
12/1/2012
12/2/2012
12/3/2012
12/4/2012
12/5/2012
12/6/2012
12/7/2012
12/8/2012
12/9/2012 0.11
12/10/2012 0.00
12/11/2012 0.00
12/12/2012 0.00
12/13/2012 0.00
12/14/2012 0.00
12/15/2012 0.14
12/16/2012 0.06
12/17/2012 0.01
12/18/2012 0.00
12/19/2012 0.20
12/20/2012 0.00
12/21/2012 0.00
12/22/2012 0.00
12/23/2012 0.00
12/24/2012 0.00
12/25/2012 0.19
12/26/2012 0.00
12/27/2012 0.02
12/28/2012 0.02
12/29/2012 0.00
12/30/2012 0.00
12/31/2012 0.03
Day of YearDaily PrcpMultiday Prcp
1/1/2013 0.01
1/2/2013 T
1/3/2013 0.00
1/4/2013 0.00
1/5/2013 0.00
1/6/2013 0.00
1/7/2013 0.00
1/8/2013 0.00
1/9/2013 0.00
1/10/2013 0.00
1/11/2013 0.08
1/12/2013 T
1/13/2013 0.01
1/14/2013 0.03
1/15/2013 0.00
1/16/2013 0.00
1/17/2013 0.00
1/18/2013 0.00
1/19/2013 0.00
1/20/2013 0.00
1/21/2013 0.00
1/22/2013 0.00
1/23/2013 0.00
1/24/2013 0.00
1/25/2013 T
1/26/2013 0.02
1/27/2013 0.27
1/28/2013 0.02
1/29/2013 0.01
1/30/2013 T
1/31/2013 0.00
2/1/2013 0.00
2/2/2013 0.00
2/3/2013 0.00
2/4/2013 0.00
2/5/2013 0.00
2/6/2013 0.00
2/7/2013 0.00
2/8/2013 0.00
2/9/2013 T
2/10/2013 0.03
2/11/2013 0.07
2/12/2013 0.03
2/13/2013 0.00
2/14/2013 0.00
2/15/2013 0.00
2/16/2013 0.00
2/17/2013 0.00
2/18/2013 0.00
2/19/2013 0.00
2/20/2013 0.00
2/21/2013 0.00
2/22/2013 0.02
2/23/2013 0.02
2/24/2013 0.08
2/25/2013 T
2/26/2013 0.06
2/27/2013 T
2/28/2013 0.00
3/1/2013 0.00
3/2/2013 0.00
3/3/2013 0.00
3/4/2013 0.01
3/5/2013 0.00
3/6/2013 0.00
3/7/2013 0.00
3/8/2013 0.00
3/9/2013 0.05
3/10/2013 0.19
3/11/2013 0.00
3/12/2013 0.00
3/13/2013 0.00
3/14/2013 0.00
3/15/2013 0.00
3/16/2013 0.00
3/17/2013 0.00
3/18/2013 0.00
3/19/2013 0.00
3/20/2013 0.00
3/21/2013 0.02
3/22/2013 0.19
3/23/2013 0.00
3/24/2013 0.00
3/25/2013
3/26/2013 0.00
3/27/2013 0.00
3/28/2013 0.00
3/29/2013 0.00
3/30/2013 0.00
3/31/2013 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2013 0.00
4/2/2013 T
4/3/2013 T
4/4/2013 0.00
4/5/2013 0.00
4/6/2013 0.07
4/7/2013 0.00
4/8/2013 0.00
4/9/2013 0.03
4/10/2013 T
4/11/2013 0.00
4/12/2013 0.00
4/13/2013 0.00
4/14/2013 0.16
4/15/2013 0.00
4/16/2013 0.49
4/17/2013 0.41
4/18/2013 0.04
4/19/2013 0.00
4/20/2013 0.00
4/21/2013 0.03
4/22/2013 0.00
4/23/2013 0.00
4/24/2013 0.00
4/25/2013 0.00
4/26/2013 0.00
4/27/2013
4/28/2013
4/29/2013
4/30/2013
5/1/2013
5/2/2013
5/3/2013
5/4/2013
5/5/2013
5/6/2013
5/7/2013
5/8/2013
5/9/2013
5/10/2013
5/11/2013
5/12/2013
5/13/2013
5/14/2013
5/15/2013
5/16/2013
5/17/2013
5/18/2013
5/19/2013
5/20/2013
5/21/2013
5/22/2013
5/23/2013
5/24/2013
5/25/2013
5/26/2013
5/27/2013
5/28/2013
5/29/2013
5/30/2013
5/31/2013
6/1/2013
6/2/2013
6/3/2013
6/4/2013
6/5/2013
6/6/2013
6/7/2013
6/8/2013
6/9/2013
6/10/2013
6/11/2013
6/12/2013
6/13/2013
6/14/2013
6/15/2013
6/16/2013
6/17/2013
6/18/2013
6/19/2013
6/20/2013
6/21/2013
6/22/2013
6/23/2013
6/24/2013
6/25/2013
6/26/2013
6/27/2013
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013
7/2/2013
7/3/2013
7/4/2013
7/5/2013
7/6/2013
7/7/2013
7/8/2013
7/9/2013
7/10/2013
7/11/2013
7/12/2013
7/13/2013
7/14/2013
7/15/2013
7/16/2013
7/17/2013
7/18/2013
7/19/2013
7/20/2013
7/21/2013
7/22/2013
7/23/2013
7/24/2013
7/25/2013
7/26/2013
7/27/2013
7/28/2013
7/29/2013
7/30/2013
7/31/2013
8/1/2013
8/2/2013
8/3/2013
8/4/2013
8/5/2013
8/6/2013
8/7/2013
8/8/2013
8/9/2013
8/10/2013
8/11/2013
8/12/2013
8/13/2013
8/14/2013
8/15/2013
8/16/2013
8/17/2013
8/18/2013
8/19/2013
8/20/2013
8/21/2013
8/22/2013
8/23/2013
8/24/2013
8/25/2013
8/26/2013
8/27/2013
8/28/2013
8/29/2013
8/30/2013
8/31/2013
9/1/2013
9/2/2013
9/3/2013
9/4/2013
9/5/2013
9/6/2013
9/7/2013
9/8/2013
9/9/2013
9/10/2013
9/11/2013
9/12/2013
9/13/2013
9/14/2013
9/15/2013
9/16/2013
9/17/2013
9/18/2013
9/19/2013
9/20/2013
9/21/2013
9/22/2013
9/23/2013
9/24/2013
9/25/2013
9/26/2013
9/27/2013
9/28/2013
9/29/2013
9/30/2013



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
12/9/2012 7:00 AM 0.11 1.7 M 1.5 M Light snow overnight.
12/10/2012 7:00 AM 0.00 0.0 M 1.0 M
12/11/2012 7:00 AM 0.00 0.0 M 1.0 M
12/12/2012 7:00 AM 0.00 0.0 M 0.5 M
12/13/2012 7:00 AM 0.00 0.0 M 0.5 M
12/14/2012 7:00 AM 0.00 0.0 M T M
12/15/2012 7:00 AM 0.14 0.3 M 0.5 M Occasional light rain in the afternoon and overnight. Rain changed to snow around 0500. Some melting as snow fell due to air temp at or just above freezing.
12/16/2012 7:00 AM 0.06 0.6 M 0.5 M Light snow yesterday morning. Light rain showers in the afternoon and early evening which mixed with snow in the late evening. Light snow early this morning.
12/17/2012 7:00 AM 0.01 0.1 M 0.0 M Light snow in the morning. All snow accumulation melted during the day.
12/18/2012 7:00 AM 0.00 0.0 M 0.0 M
12/19/2012 7:00 AM 0.20 2.6 M 2.5 M Light rain briefly last evening turned quickly to snow. Snowed light to moderate overnight. Wind possibly contributed to gage catch issues. Snow depth ranged from 1 to 5 inches in yard but mostly in the 1 to 3 inch range.
12/20/2012 7:00 AM 0.00 0.0 M 2.0 M
12/21/2012 7:00 AM 0.00 0.0 M 2.0 M
12/22/2012 7:00 AM 0.00 0.0 M 2.0 M
12/23/2012 7:00 AM 0.00 0.0 M 2.0 M
12/24/2012 7:00 AM 0.00 0.0 M 1.5 M
12/25/2012 7:00 AM 0.19 3.8 M 5.5 M Light to moderate snow all day...ended in the evening.
12/26/2012 7:00 AM 0.00 0.0 M 5.0 M
12/27/2012 7:00 AM 0.02 0.3 M 5.0 M Occasional light snow showers during the day and overnight.
12/28/2012 7:00 AM 0.02 0.3 M 4.5 M Light snow late in the afternoon and evening.
12/29/2012 7:00 AM 0.00 0.0 M 4.5 M
12/30/2012 7:00 AM 0.00 0.0 M 4.0 M
12/31/2012 7:00 AM 0.03 0.3 M 4.5 M Light snow overnight.
1/1/2013 7:00 AM 0.01 0.1 M 4.0 M Light snow yesterday morning and again just before observation time this morning. Light snow continued at observation.
1/2/2013 7:00 AM T T M 4.0 M Light snow ended in the morning.
1/3/2013 7:00 AM 0.00 0.0 M 4.0 M
1/4/2013 7:00 AM 0.00 0.0 M 4.0 M
1/5/2013 7:00 AM 0.00 0.0 M 4.0 M
1/6/2013 7:00 AM 0.00 0.0 M 4.0 M
1/7/2013 7:00 AM 0.00 0.0 M 4.0 M
1/8/2013 7:00 AM 0.00 0.0 M 4.0 M
1/9/2013 7:00 AM 0.00 0.0 M 4.0 M
1/10/2013 7:00 AM 0.00 0.0 M 4.0 M
1/11/2013 7:00 AM 0.08 1.3 M 4.5 M Poor gage catch due to strong winds at time of snowfall. Moderate to heavy snow for about an hour early this morning. Wind gusts around 40 mph. Snow depth ranged from 3 to 6 inches with drifts to 9 inches.
1/12/2013 7:00 AM T T M 4.5 M Light snow showers yesterday morning.
1/13/2013 7:00 AM 0.01 0.1 M 4.5 M Light snow began early this morning and continued at observation.
1/14/2013 7:00 AM 0.03 0.3 M 4.5 M Light snow ended mid morning.
1/15/2013 7:00 AM 0.00 0.0 M 4.5 M
1/16/2013 7:00 AM 0.00 0.0 M 4.5 M
1/17/2013 7:00 AM 0.00 0.0 M 4.5 M
1/18/2013 7:00 AM 0.00 0.0 M 4.5 M
1/19/2013 7:00 AM 0.00 0.0 M 4.5 M
1/20/2013 7:00 AM 0.00 0.0 M 4.5 M
1/21/2013 7:00 AM 0.00 0.0 M 4.5 M
1/22/2013 7:00 AM 0.00 0.0 M 4.5 M
1/23/2013 7:00 AM 0.00 0.0 M 4.5 M
1/24/2013 7:00 AM 0.00 0.0 M 4.0 M
1/25/2013 7:00 AM T T M 4.0 M Periods of very light snow granules and freezing drizzle overnight. Continued at observation.
1/26/2013 7:00 AM 0.02 0.0 M 4.0 M Periods of light freezing drizzle during the past 24 hours. Fog at observation. Light glaze of ice less than 0.1".
1/27/2013 7:00 AM 0.27 T M 2.5 M Light rain and drizzle began mid morning and continued all day into the night. Occasional light snow early this morning and at observation.
1/28/2013 7:00 AM 0.02 0.0 M 1.0 M Light rain early this morning.
1/29/2013 7:00 AM 0.01 0.1 M 0.5 M Snow showers during the midday and mid-afternoon, then again early this morning.
1/30/2013 7:00 AM T T M 0.5 M Light snow shower yesterday afternoon.
1/31/2013 7:00 AM 0.00 0.0 M T M
2/1/2013 7:00 AM 0.00 0.0 M T M
2/2/2013 7:00 AM 0.00 0.0 M T M
2/3/2013 7:00 AM 0.00 0.0 M T M
2/4/2013 7:00 AM 0.00 0.0 M T M
2/5/2013 7:00 AM 0.00 0.0 M T M
2/6/2013 7:00 AM 0.00 0.0 M T M
2/7/2013 7:00 AM 0.00 0.0 M T M
2/8/2013 7:00 AM 0.00 0.0 M T M
2/9/2013 7:00 AM T T M T M Sprinkles in the late afternoon and a light snow shower sometime early this morning.
2/10/2013 7:00 AM 0.03 1.0 M 1.0 M Light snow showers overnight and flurries at observation.
2/11/2013 7:00 AM 0.07 1.2 M 1.0 M Light snow early this morning.
2/12/2013 7:00 AM 0.03 0.4 M T M Light snow in the morning. Most of what fell melted during the afternoon.
2/13/2013 7:00 AM 0.00 0.0 M T M
2/14/2013 7:00 AM 0.00 0.0 M T M
2/15/2013 7:00 AM 0.00 0.0 M T M
2/16/2013 7:00 AM 0.00 0.0 M T M
2/17/2013 7:00 AM 0.00 0.0 M T M
2/18/2013 7:00 AM 0.00 0.0 M T M
2/19/2013 7:00 AM 0.00 0.0 M T M
2/20/2013 7:00 AM 0.00 0.0 M T M
2/21/2013 7:00 AM 0.00 0.0 M 0.0 M
2/22/2013 6:00 AM 0.02 0.7 M 0.5 M Isolated light snow showers during the day. More continuous snow showers overnight and at observation.
2/23/2013 7:00 AM 0.02 0.3 M T M Snow in the morning and snow showers in the afternoon.
2/24/2013 7:00 AM 0.08 1.4 M 1.5 M Light snow late in the afternoon through early night. Moderate for one hour in mid evening. Light snowshowers overnight and at observation.
2/25/2013 7:00 AM T T M T M Light snow showers or snow through early afternoon. Not much additional accumulation. Mostly melted on ground contact.
2/26/2013 7:00 AM 0.06 0.7 M 0.5 M Light snow early this morning
2/27/2013 7:00 AM T T M T M Light snow showers in the morning.
2/28/2013 7:00 AM 0.00 0.0 M T M
3/1/2013 7:00 AM 0.00 0.0 M 0.0 M
3/2/2013 7:00 AM 0.00 0.0 M 0.0 M
3/3/2013 7:00 AM 0.00 0.0 M 0.0 M
3/4/2013 7:00 AM 0.01 0.0 M 0.0 M
3/5/2013 7:00 AM 0.00 0.0 M 0.0 M
3/6/2013 7:00 AM 0.00 0.0 M 0.0 M
3/7/2013 7:00 AM 0.00 0.0 M 0.0 M
3/8/2013 7:00 AM 0.00 0.0 M 0.0 M
3/9/2013 7:00 AM 0.05 0.0 M 0.0 M Showers yesterday afternoon and early this morning.
3/10/2013 7:00 AM 0.19 T M 0.0 M Light snow in the morning occasionally mixed with rain. Turned to rain in early afternoon and ended in mid afternoon.
3/11/2013 7:00 AM 0.00 0.0 M 0.0 M
3/12/2013 7:00 AM 0.00 0.0 M 0.0 M
3/13/2013 7:00 AM 0.00 0.0 M 0.0 M
3/14/2013 7:00 AM 0.00 0.0 M 0.0 M
3/15/2013 7:00 AM 0.00 0.0 M 0.0 M
3/16/2013 7:00 AM 0.00 0.0 M 0.0 M
3/17/2013 7:00 AM 0.00 0.0 M 0.0 M
3/18/2013 7:00 AM 0.00 0.0 M 0.0 M
3/19/2013 7:00 AM 0.00 0.0 M 0.0 M
3/20/2013 7:00 AM 0.00 0.0 M 0.0 M
3/21/2013 7:00 AM 0.02 0.0 M 0.0 M Light showers early this morning.
3/22/2013 7:00 AM 0.19 T M 0.0 M Numerous showers in the morning. Thunderstorm around noon. Some contained pea size hail or small graupel. Covered the ground around noon.
3/23/2013 7:00 AM 0.00 0.0 M 0.0 M
3/24/2013 7:00 AM 0.00 0.0 M 0.0 M
3/26/2013 7:00 AM 0.00 0.0 M 0.0 M
3/27/2013 7:00 AM 0.00 0.0 M 0.0 M
3/28/2013 7:00 AM 0.00 0.0 M 0.0 M
3/29/2013 7:00 AM 0.00 0.0 M 0.0 M
3/30/2013 7:00 AM 0.00 0.0 M 0.0 M
3/31/2013 7:00 AM 0.00 0.0 M 0.0 M
4/1/2013 7:00 AM 0.00 0.0 M 0.0 M
4/2/2013 7:00 AM T 0.0 M 0.0 M Scattered light thunderstorms and virga in the morning and early afternoon.
4/3/2013 7:00 AM T 0.0 M 0.0 M Light showers in the morning.
4/4/2013 7:00 AM 0.00 0.0 M 0.0 M
4/5/2013 7:00 AM 0.00 0.0 M 0.0 M
4/6/2013 7:00 AM 0.07 0.0 M 0.0 M Light thunderstorm with small, soft hail last evening. Hail 0.25 to 0.50 inches in diameter.
4/7/2013 7:00 AM 0.00 0.0 M 0.0 M
4/8/2013 7:00 AM 0.00 0.0 M 0.0 M
4/9/2013 7:00 AM 0.03 0.0 M 0.0 M Scattered showers late in the afternoon.
4/10/2013 7:00 AM T T M 0.0 M Scattered very light flurries during the day.
4/11/2013 7:00 AM 0.00 0.0 M 0.0 M
4/12/2013 7:00 AM 0.00 0.0 M 0.0 M
4/13/2013 7:00 AM 0.00 0.0 M 0.0 M
4/14/2013 7:00 AM 0.16 0.0 M 0.0 M Showers overnight.
4/15/2013 7:00 AM 0.00 0.0 M 0.0 M
4/16/2013 7:00 AM 0.49 0.0 M 0.0 M Light to moderate rain during the day.
4/17/2013 7:00 AM 0.41 5.4 M 5.0 M Scattered light rain showers during the day and evening...turned to light to moderate wet snow at 2030 and continued overnight and at observation. Best accumulations up to 7" on grass and elevated surfaces. Dark gravel and pavement has a trace to 1.5".
4/18/2013 7:00 AM 0.04 0.5 M T M Light to moderate snow ended in the late morning. Peak snow depth was 6-7" on grassy areas, but melted quickly during afternoon.
4/19/2013 7:00 AM 0.00 0.0 M 0.0 M
4/20/2013 7:00 AM 0.00 0.0 M 0.0 M
4/21/2013 7:00 AM 0.03 0.0 M 0.0 M Scattered light showers in the afternoon then showers in the mid evening.
4/22/2013 7:00 AM 0.00 0.0 M 0.0 M
4/23/2013 7:00 AM 0.00 0.0 M 0.0 M
4/24/2013 7:00 AM 0.00 0.0 M 0.0 M
4/25/2013 7:00 AM 0.00 0.0 M 0.0 M
4/26/2013 7:00 AM 0.00 0.0 M 0.0 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
3/21/2013 11:45 AM 1/4" Pea Size 1/4" Pea Size Rice Mixed|Clear Ice|White Ice 20 2min no damage Continuous False After rain After smaller hail 30-40
4/5/2013 7:28 PM 1/2" Grape 3/8" 1/4" Pea Size Mixed|White Ice 7 1min no damage Continuous True After rain After smaller hail vertical