Station Overview Station Location
Station Number CO-MZ-51 Latitude 37.3254013061523
Station Name Cortez 7.8 WSW Longitude -108.715034484863
County Montezuma Elevation (ft) 5720



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 1.45 0.05 1 0.05 1 0.00 0 0 1 0 0.0 0 0
Nov 16 1.36 2.22 6 2.22 6 0.00 0 0 6 0 2.0 1 1
Dec 16 0.96 2.13 8 2.13 8 0.00 0 0 8 0 3.6 3 3
Jan 17 1.33 2.31 15 2.31 15 0.00 0 0 12 0 19.2 7 9
Feb 17 1.32 1.49 4 1.49 4 0.00 0 0 4 0 4.0 1 1
March 17 1.63 0.70 5 0.70 5 0.00 0 0 5 0 0.8 1 1
April 17 1.08 1.13 6 1.13 6 0.00 0 0 6 0 0.0 0 0
May 17 0.91 1.19 6 1.19 6 0.00 0 0 6 0 0.0 0 0
June 17 0.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 17 1.29 2.18 11 2.14 7 0.04 4 1 7 0 0.0 0 0
Aug 17 1.72 0.15 3 0.15 3 0.00 0 0 3 0 0.0 0 0
Sept 17 1.34 1.44 4 1.44 4 0.00 0 0 4 0 0.0 0 0
Water Year Totals: 14.85" 14.99" 69 days 14.95" 65 0.04" 4 days 1 62 days 0 days 29.6" 13 days 15 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
10/4/2016
10/5/2016
10/6/2016
10/7/2016
10/8/2016
10/9/2016
10/10/2016
10/11/2016
10/12/2016
10/13/2016
10/14/2016
10/15/2016
10/16/2016
10/17/2016
10/18/2016
10/19/2016
10/20/2016
10/21/2016
10/22/2016
10/23/2016
10/24/2016
10/25/2016 0.05
10/26/2016
10/27/2016
10/28/2016
10/29/2016
10/30/2016
10/31/2016
11/1/2016
11/2/2016
11/3/2016
11/4/2016
11/5/2016 0.40
11/6/2016 0.13
11/7/2016
11/8/2016
11/9/2016
11/10/2016
11/11/2016
11/12/2016
11/13/2016
11/14/2016
11/15/2016
11/16/2016
11/17/2016 0.10
11/18/2016
11/19/2016
11/20/2016
11/21/2016 0.39
11/22/2016 0.92
11/23/2016
11/24/2016
11/25/2016
11/26/2016
11/27/2016
11/28/2016
11/29/2016 0.28
11/30/2016
12/1/2016
12/2/2016
12/3/2016
12/4/2016
12/5/2016
12/6/2016
12/7/2016
12/8/2016
12/9/2016
12/10/2016
12/11/2016 0.03
12/12/2016
12/13/2016
12/14/2016
12/15/2016
12/16/2016 0.25
12/17/2016 0.90
12/18/2016
12/19/2016
12/20/2016
12/21/2016
12/22/2016 0.43
12/23/2016 0.36
12/24/2016 0.03
12/25/2016 0.05
12/26/2016
12/27/2016
12/28/2016
12/29/2016
12/30/2016
12/31/2016 0.08
Day of YearDaily PrcpMultiday Prcp
1/1/2017 0.23
1/2/2017
1/3/2017
1/4/2017
1/5/2017
1/6/2017 0.22
1/7/2017
1/8/2017
1/9/2017
1/10/2017 0.35
1/11/2017
1/12/2017
1/13/2017
1/14/2017 0.27
1/15/2017 0.03
1/16/2017
1/17/2017 0.05
1/18/2017
1/19/2017
1/20/2017 0.06
1/21/2017 0.40
1/22/2017 0.02
1/23/2017 0.07
1/24/2017 0.30
1/25/2017 0.31
1/26/2017 0.00
1/27/2017
1/28/2017 0.00
1/29/2017 0.00
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 0.24
2/20/2017 0.20
2/21/2017
2/22/2017
2/23/2017 0.15
2/24/2017
2/25/2017
2/26/2017
2/27/2017
2/28/2017 0.90
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017 0.10
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 0.22
3/25/2017
3/26/2017 0.18
3/27/2017
3/28/2017 0.16
3/29/2017
3/30/2017
3/31/2017 0.04
Day of YearDaily PrcpMultiday Prcp
4/1/2017 0.34
4/2/2017 0.18
4/3/2017
4/4/2017 0.18
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 0.38
4/28/2017 0.03
4/29/2017 0.02
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017 0.02
5/8/2017
5/9/2017 0.17
5/10/2017 0.25
5/11/2017 0.27
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017
5/17/2017
5/18/2017 0.23
5/19/2017 0.25
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 0.11
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 0.14
7/22/2017 0.54
7/23/2017
7/24/2017 0.04
7/25/2017 **
7/26/2017 **
7/27/2017 **
7/28/2017 0.04
7/29/2017 0.07
7/30/2017 0.64
7/31/2017 0.60
8/1/2017
8/2/2017
8/3/2017
8/4/2017
8/5/2017 0.07
8/6/2017
8/7/2017 0.06
8/8/2017 0.02
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 0.34
9/16/2017
9/17/2017
9/18/2017
9/19/2017
9/20/2017
9/21/2017
9/22/2017
9/23/2017 0.15
9/24/2017
9/25/2017
9/26/2017
9/27/2017
9/28/2017 0.72
9/29/2017
9/30/2017 0.23



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/25/2016 9:00 AM 0.05 M M M M Rained after 9:00 PM and before 8:00 AM.
11/5/2016 9:00 AM 0.40 M M M M Started yesterday about 9:00 AM, quit about 3:00 PM, started up again after 10:00 PM, still raining this AM at 9:00.
11/6/2016 9:00 AM 0.13 M M M M Rained through the night.
11/17/2016 9:00 AM 0.10 M M M M Rain in the early AM today; snowing lightly at present; no accumulation yet.
11/21/2016 9:00 AM 0.39 M M M M Rained between 11 PM and 6 AM. Raining again now.
11/22/2016 9:00 AM 0.92 M M M M Rained mostly between Noon and about 9 PM.
11/29/2016 9:00 AM 0.28 2.0 0.28 2.0 0.28 First snowfall. I had forgotten to remove the rain gauge; this is the measurement for the snow in the funnel after I had poured in and then removed a cup of hot water. Two inches of new snow on top of the picnic table. Time approximate; I didn’t see the snow falling.
12/11/2016 9:00 AM 0.03 M M M M Rained mostly in the early AM.
12/16/2016 9:00 AM 0.25 M M M M Began after midnight; stopped by 9 AM.
12/17/2016 9:00 AM 0.90 3.0 M 3.0 M Started raining about 10 PM or so; snow in the early AM.
12/22/2016 9:30 AM 0.43 M M M M Rain started in early AM; still raining at 9:30 AM.
12/23/2016 9:00 AM 0.36 M M M M Rained started 12/22 in early AM; rained off and on throughout 12/22 and early 12/23.
12/24/2016 9:00 AM 0.03 M M M M Small amount in gauge following yesterday's storm.
12/25/2016 9:00 AM 0.05 0.1 0.05 0.1 0.05 Snow in the early AM; still slightly falling at Obsv time.
12/31/2016 9:00 AM 0.08 0.5 M 0.5 M Mixed rain and snow started after 11 PM; still going at Obsrvtn time.
1/1/2017 9:00 AM 0.23 0.2 M 0.0 M Rain began after 11 PM Fri; rain and snow off and on Sat; ended early AM Sun.
1/6/2017 9:00 AM 0.22 2.5 M 2.5 M Rained heavily about 6 PM for an hour or so; then was snowing large flakes at 10 PM. Stopped before 8 AM. Sheet of ice under the snow.
1/10/2017 9:00 AM 0.35 M M M M Rained mostly yesterday late PM. Snow all gone.
1/14/2017 9:00 AM 0.27 M M M M Rain began after midnight; still raining at 9:30 AM; stopped about 10 AM.
1/15/2017 9:00 AM 0.03 M M M M Rained sometime.
1/17/2017 9:00 AM 0.05 M M M M Rained after 5 PM; stopped before 8:30 AM.
1/20/2017 9:00 AM 0.06 1.0 0.06 M M Snowed after 10 PM; stopped before 7 AM.
1/21/2017 9:00 AM 0.40 10.0 0.40 10.0 0.40 I don't know when the snow began and still snowing at reporting time.
1/22/2017 9:00 AM 0.02 M M 7.5 M Snowed slightly yesterday PM. Less snow on ground at 9 AM today than at 9 AM yesterday.
1/23/2017 9:00 AM 0.07 1.0 0.07 8.0 M
1/24/2017 9:00 AM 0.30 2.5 0.30 9.0 M
1/25/2017 9:00 AM 0.31 2.0 0.31 11.0 M Snowed all the time since yesterday obs time until early AM today.
1/26/2017 9:00 AM 0.00 0.0 M 9.0 M No new precip. 9" snow still on snowboard.
1/28/2017 9:00 AM 0.00 0.0 M 9.0 M No new precip. Still 9" snow on the snowboard.
1/29/2017 9:00 AM 0.00 0.0 M 9.0 M No new precip; still 9" snow on snowboard.
2/19/2017 9:00 AM 0.24 M M M M Rain started after 10 PM; still raining slightly at obs time; rain and sleet now at report time.
2/20/2017 9:00 AM 0.20 M M M M
2/23/2017 9:00 AM 0.15 M M M M Mixed snow and rain during the night; snow only at the higher elevations by obs time; none on my snowboard.
2/28/2017 9:00 AM 0.90 4.0 0.55 4.0 0.55 I had forgotten to disassemble the rain gauge last night in prep for the snow; rain started in late evening and snow after 11 PM. Both stopped at obs time. 0.35 in the rain gauge and the other 0.55 comes from the snow in and on top of the funnel.
3/6/2017 9:00 AM 0.10 0.8 0.10 1.0 M
3/24/2017 9:00 AM 0.22 M M M M Rained mostly in the afternoon and then again after dark; done by about 10 PM, I think.
3/26/2017 9:00 AM 0.18 M M M M Rained last night about 9 or 10.
3/28/2017 9:00 AM 0.16 M M M M Rained about 6:45 PM for twenty minutes or so: may have rained again later.
3/31/2017 9:00 AM 0.04 M M M M Rain started about 9:45 PM; still raining slightly at present.
4/1/2017 9:00 AM 0.34 M M M M Rain began Thu 9:45 PM; was still raining Fri 9:00 AM; rained most of Fri; snow in the early PM but mostly gone by dusk; freezing temps overnight; ice in the rain gauge this AM at 9:00; not enough snow to measure at Sat obs time; now raining again.
4/2/2017 9:00 AM 0.18 M M M M Rain since Thu finally stopped about 8 PM Sat.
4/4/2017 9:00 AM 0.18 M M M M Rained after about Noon Mon and on into the very late PM.
4/27/2017 9:00 AM 0.38 M M M M Rain through Wed-Thu nighttime.
4/28/2017 9:00 AM 0.03 M M M M Apparently rained a bit after 9 AM Thu; did not notice when.
4/29/2017 7:00 AM 0.02 M M M M Frost in the funnel; tiny bit of ice in tube.
5/7/2017 9:00 AM 0.02 M M M M Rained Sat PM.
5/9/2017 9:00 AM 0.17 M M M M Rain started after 2:30 AM Tue; done a little after 9 AM.
5/10/2017 9:00 AM 0.25 M M M M
5/11/2017 9:00 AM 0.27 M M M M Rained after 3 PM; stopped early evening.
5/18/2017 9:00 AM 0.23 M M M M Started after about 3 PM; didn't notice when stopped. Saw some sleet around the chicken house about 6 PM.
5/19/2017 9:00 AM 0.25 M M M M Rain off-and-on. Snow for about a half-hour around 3 PM. All gone by 6 PM.
7/8/2017 9:00 AM 0.11 M M M M First report since May 19. Rained for about 10 - 15 min about 6 PM or so.
7/21/2017 9:00 AM 0.14 M M M M Rained from about 6:30 PM to about 7:00 PM.
7/22/2017 9:00 AM 0.54 M M M M Heavy storm, lots of thunder and lightning, about 3 PM to 4:30 PM.
7/24/2017 9:00 AM 0.04 M M M M Rained about 4 PM for a short while.
7/29/2017 9:00 AM 0.07 M M M M Rain in PM.
7/30/2017 9:00 AM 0.64 M M M M Big storm about two hours in PM.
7/31/2017 9:00 AM 0.60 M M M M Rained heavily about 3 PM to 3:30 PM, then drizzled until about 8 PM. No flooding occurred but irrigation ditch is totally silted, no water running, effect of heavy rains.
8/5/2017 9:00 AM 0.07 M M M M Rain in the night.
8/7/2017 9:00 AM 0.06 M M M M Rained in the night.
8/8/2017 9:00 AM 0.02 M M M M Rained in the early AM.
9/15/2017 9:00 AM 0.34 M M M M Started about 2 PM; off and on again until late evening. Lots of wind; downed branches; no major damage.
9/23/2017 8:40 AM 0.15 M M M M Still raining.
9/28/2017 9:00 AM 0.72 M M M M Rained most of day on Wed but don't know when as we weren't home.
9/30/2017 9:00 AM 0.23 M M M M Rained about a half-hour between about 1 PM and about 3 PM Fri.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
7/25/2017 7/28/2017 9:00 AM 4 0.04 M 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