| 5/11/2021 | CO-BO-99 | Hygiene .79 N |
0.62
| Overcast, 6 miles lo clds, 38deg, 97%RH, Wind NNE 5 mph, 24HR HI 54deg, LO 33deg, Peak wind N 26 mph @ 16:37 hrs. |
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| 5/11/2021 | CO-AR-386 | Littleton 0.1 ESE |
0.37
| About .03" was snow in the funnel |
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| 5/11/2021 | CO-DG-271 | Parker 4.8 NE |
0.30
| 1/4" of SNOW |
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| 5/11/2021 | CO-EP-333 | Colorado Springs 5.0 ENE |
0.53
| Snow on Grassy surfaces. Streets just wet/damp. |
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| 5/11/2021 | CO-JF-504 | Arvada 3.6 WSW |
0.20
| rain: 0.11 morning, 0.01 afterhoon, 0.03 evening, 0.05 overnight. If there was any overnight snow or slush, it melted by morning. |
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| 5/11/2021 | CO-JF-544 | Golden 3.6 E |
0.23
| mix of rain and snow flakes at times |
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| 5/11/2021 | CO-KC-112 | Flagler 4.5 E |
0.70
| some snow and still snowing |
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| 5/11/2021 | CO-LR-40 | Loveland 1.5 N |
1.34
| Chilly day yesterday with rain for most of the day, turning over to snow late afternoon. Rain/snow mix in the evening and continued overnight. Rain/snow mix and cold this morning. High yesterday 43°, low 32°. Currently rain/snow showers and 32°, with a dew point of 31°. |
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| 5/11/2021 | CO-LN-57 | Hugo 0.3 SSW |
0.68
| The snow accumulation was very soft and slushy. This I believe to be reason for the unusually high moisture content. |
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| 5/11/2021 | CO-WE-424 | Greeley 1.7 ESE |
0.95
| Falling moisture like slow, fat flakes. Very wet. 36 degrees. |
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| 5/11/2021 | CO-YU-68 | Wray 4.2 NNE |
0.45
| Cloudy, rain overnight |
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| 5/11/2021 | CO-JF-523 | Conifer 4.1 NW |
0.72
| 28 degree at collection time. Snowing lightly. Snow and ice in the collector and core. Had to let a layer of ice on the bottom of the collector melt. |
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| 5/11/2021 | CO-HF-14 | Walsenburg 8.7 W |
0.56
| Foggy all day with showers and some snow. |
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| 5/11/2021 | CO-JF-251 | Arvada 3.3 NNW |
0.35
| Wet snow rain mix through the night. Snow accumulation was difficult to measure because it was only on some cold surfaces. |
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| 5/11/2021 | CO-LR-1262 | Fort Collins 1.9 SW |
1.38
| Rain was on and off all day, turning to wet, heavy snow in the afternoon. Light snow continued to fall at the time of observation, to be captured in today's gauge catch... |
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| 5/11/2021 | CO-SU-6 | Silverthorne 2.1 WSW |
0.30
| 0522210630 Sc SCT Ac CS BKN 20+ Mi 25º 83% RH N 1+ W 17 kt Tmxmn 41 23ºF Ns SW RW S/R mix All Day AM 3” Snow melted PM 2” snow accumulate SWE 0.30 “ Depth 3.0 inches max S+ 0830-0930 1100-1130 1830-1910 |
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| 5/11/2021 | CO-CH-36 | Cheyenne Wells 0.2 E |
1.04
| Praise God in Heaven |
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| 5/11/2021 | CO-BO-383 | Longmont 2.4 NE |
0.48
| Gage likely included some melted snow. There was a trace on the roofs and grass and in the gage funnel. |
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| 5/11/2021 | CO-BO-202 | Ward 4.6 NE |
0.56
| Tmax: 34 (right around noon, otherwise all below freezing); Tmin: 22 (right around 1am MDT). Partial measurements: 0.12/0.7" (1pm, melting snow on snowboard); 0.19/2.1(5pm); 0.18/2.4(8:30pm); 0.07/1.0(1am MDT); T/T (6:40am). Overcast this morning, with perhaps one lost flurry in the air. Last round of snow expected this afternoon to get monthly total above 2'. |
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| 5/11/2021 | CO-JF-201 | Littleton 8.2 WSW |
0.36
| The snow report is an average between the where the snow has stuck the most (0.4") and the least (0). Low temp was 34 so didn't stick on warmest surfaces. I measured 0.24" liquid + 0.12 from melte snow in gauge = 0.36" total |
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| 5/11/2021 | CO-LP-26 | Hesperus 13.3 SSW |
0.00
| Nice day, partly cloudy, windy 69º, 33º current 35º |
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| 5/11/2021 | CO-LR-687 | Loveland 2.7 E |
1.11
| yesterday's high 48 (9C); Rain started after lunch, ~16:00 turned to slush making rooftops white! heavy rain later then leaving white layer on roofs and grass. 20:00 34 F(1C), 0.88" in gauge +0.23" over night! overnight low 35 F, calm, overcast, Rockies hidden, again light drizzle/snow, RH 87%. |
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| 5/11/2021 | CO-EP-359 | Colorado Springs 7.2 ENE |
0.68
| 31 degrees, overcast and calm. Yesterday rain, drizzle, snow, sleet all day. Only started snowing and accumulating late. Measurement on deck and grass. Street and sidewalk clear. Some melted before it began accumulating |
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| 5/11/2021 | CO-SU-69 | Silverthorne 1.0 NNE |
0.30
| Temp: 26 F, Humidity: 73 %, Dew Point: 19 F
A break in snow fall at observation time but more due later today. |
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| 5/11/2021 | CO-JF-72 | Broomfield 2.3 SSW |
0.38
| Most of the snow melted upon contact. Snow remains on ~50% of area, primarily on wood and some grassy surfaces. Lightly snowing at 0656 obsv time. |
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| 5/11/2021 | CO-EP-412 | Security 2.2 NW |
0.56
| Rain, some snow than rain again |
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| 5/11/2021 | CO-AD-100 | Thornton 2.1 N |
0.91
| Thi 47 @ 15:39. Rain continued from prev obs, break in rain about 10:00. Accum since obs = 0.07". Rain starts 12:35, intermittent during the afternoon.. Winds pick up from WNW, peak gust 23 @ 18:36 / / @ ~ 19:33, very small, soft graupel, T=34. Sometime between 19:50 to 20:35, the precip changed to snow.
....... @ Obs: T=32, winds calm, flurries continue. // Note. Snow depth from raised hard surface. Ground reads from trace to 0.5" depth.
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| 5/11/2021 | CO-AD-120 | Brighton 2.1 NNW |
0.57
| Rain last night. |
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| 5/11/2021 | CO-AD-127 | Aurora 4.2 NNW |
0.48
| Rain during day turning to snow overnight |
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| 5/11/2021 | CO-AD-153 | Westminster 1.6 NE |
0.49
| .12" rain and the rest snow
A few large flakes falling this morning |
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| 5/11/2021 | CO-AD-250 | Westminster 3.6 SW |
0.12
| Light coating of snow on elevated surfaces, most precip fell as rain (or immediately melting snow) |
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| 5/11/2021 | CO-AD-254 | Westminster 1.0 E |
0.51
| Rain/snow mix 18:45-19:05 a pause than moderate snowfall 19:40 through morning 5/11/2021. |
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| 5/11/2021 | CO-AM-1 | Alamosa 5.8 WNW |
0.05
| rain |
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| 5/11/2021 | CO-AM-10 | Great Sand Dunes 7.0 SSW |
0.26
| Light rain & slush overnight. |
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| 5/11/2021 | CO-AR-43 | Denver 9.4 S |
0.80
| Rained lightly all day and turned to snow around 9:30 PM. |
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| 5/11/2021 | CO-AR-85 | Centennial 5.5 E |
0.44
| combination of rain and snow |
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| 5/11/2021 | CO-AR-290 | Littleton 1.5 NE |
0.44
| Light snow began at 9:08 pm. The snow melt I measured was included in the total moisture. Estimate .35 inches of rain before snow. |
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| 5/11/2021 | CO-AR-358 | Centennial 6.9 E |
0.38
| .3 inches of rain by early evening and snow starting around 9pm |
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| 5/11/2021 | CO-AR-379 | Aurora 10.5 SE |
NA
| EDIT: 2.00" precip set to NA pending followup with observer. Suspect this is new snow or a precip typo. OST 5/11/2021 6:47 AM -CCR Staff SDH- |
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| 5/11/2021 | CO-AR-381 | Bennett 10.8 SSW |
0.31
| Light rain showers during daylight hours, snow overnight. 0645 temperature 32F. |
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| 5/11/2021 | CO-AR-385 | Centennial 4.4 ENE |
0.24
| .24 of rain/water is in the gauge, with snow still resting on top. |
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| 5/11/2021 | CO-AR-395 | Littleton 1.3 ESE |
0.51
| rain throughout yesterday, snow on the grassy areas this morning. |
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| 5/11/2021 | CO-AR-396 | Centennial 1.9 W |
0.27
| Mixed precip due to rain shifting to overnight snowfall. Resulted in trace snow, that primarily melted as it fell |
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| 5/11/2021 | CO-AU-37 | Pagosa Springs 5.8 SSE |
T
| Brief, light showers between 1530 and 2000 but only a drop in the gauge. |
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| 5/11/2021 | CO-BO-2 | Broomfield 1.2 NE |
0.54
| Lots of melting. Grass accumulation peaked at 1-1.5 inches, and down to 0.5 this morning. |
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| 5/11/2021 | CO-BO-8 | Lafayette 0.4 WSW |
0.54
| A period of mid morning rain dropped .13". Then afternoon rain changed to sleet, then to snow by early evening. 18" liquid +0.7"/.18" at 22L. Additional snow during night, still falling at obs time. 40F/48F/33F |
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| 5/11/2021 | CO-BO-57 | Nederland 5.8 E |
0.47
| 26º; calm; overcast, with the fog rolling in. |
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| 5/11/2021 | CO-BO-67 | Boulder 4.7 E |
0.58
| currently scattered spots of snow on the grass but in shady areas about a half inch, light drizzle and 33 (but in the past hour had a short period of snow). Low of 32. At 930pm measured 0.6" of very wet snow (none on any pavement) with 0.17" melted (all snow since about 1800, generally S- to S, occasional monster size flakes but not a lot of them). Temp at 930 was 32. Another 0.2"/0.12" overnight, most before midnight. |
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| 5/11/2021 | CO-BO-143 | Longmont 2.1 N |
0.70
| Max snow depth on board 0.7" at 9pm, decreased overnight. |
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| 5/11/2021 | CO-BO-146 | Lyons 0.3 NNE |
0.65
| During some of the day and overnight there were periods of rain snow mix. |
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