South Platte River near Lake George
10 mi- Level
- 0.7 ft
- Flow
- 56 cfs
Reading from Fri 5:15 AM · NWS gauge page
Appearance
Observed 6:15 AM MDT at K4BM
Snowy and 36°2°, gusts to 35 mph56 km/h today.
Today: low 36°2° (likely 36°2° to 41°5°), high 55°13° (likely 53°12° to 56°13°).
Now 36°2°
Snow · Feels like 24°−4°
Light rain now, through the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Fri 7a | Showers | 41°5° (likely 38°3° to 42°6°) | 36°2° | 20% | 7 mph11 km/h from SSW, gusts 14 mph23 km/h | 93% | 34% | 0 |
| Fri 8a | Showers | 43°6° (likely 40°4° to 43°6°) | 38°3° | 20% | 8 mph13 km/h from SSW, gusts 16 mph26 km/h | 86% | 33% | 0 |
| Fri 9a | Cloudy | 45°7° (likely 43°6° to 46°8°) | 40°4° | 20% | 9 mph14 km/h from SSW, gusts 22 mph36 km/h | 82% | 64% | 1 |
| Fri 10a | Sunny | 48°9° (likely 46°8° to 49°9°) | 43°6° | 20% | 13 mph21 km/h from SSW, gusts 29 mph47 km/h | 71% | 15% | 2 |
| Fri 11a | Mostly sunny | 50°10° (likely 48°9° to 51°11°) | 45°7° | 20% | 15 mph24 km/h from SSW, gusts 30 mph49 km/h | 66% | 40% | 3 |
| Fri 12p | Sunny | 52°11° (likely 50°10° to 54°12°) | 52°11° | 5% | 16 mph26 km/h from SSW, gusts 33 mph53 km/h | 59% | 16% | 5 |
| Fri 1p | Sunny | 53°12° (likely 52°11° to 55°13°) | 53°12° | 5% | 17 mph27 km/h from SSW, gusts 33 mph54 km/h | 54% | 26% | 5 |
| Fri 2p | Sunny | 54°12° (likely 53°12° to 56°13°) | 54°12° | 5% | 17 mph27 km/h from SSW, gusts 35 mph56 km/h | 48% | 14% | 5 |
| Fri 3p | Sunny | 54°12° (likely 53°12° to 56°13°) | 54°12° | 5% | 17 mph27 km/h from SSW, gusts 32 mph52 km/h | 47% | 16% | 3 |
| Fri 4p | Sunny | 55°13° (likely 53°12° to 55°13°) | 55°13° | 5% | 15 mph24 km/h from SSW, gusts 29 mph47 km/h | 41% | 11% | 2 |
| Fri 5p | Mostly sunny | 53°12° (likely 51°11° to 54°12°) | 53°12° | 5% | 13 mph21 km/h from SSW, gusts 26 mph42 km/h | 43% | 27% | 1 |
| Fri 6p | Clear | 50°10° (likely 46°8° to 51°11°) | 46°8° | 0% | 9 mph14 km/h from SSW, gusts 21 mph34 km/h | 48% | 4% | 0 |
| Fri 7p | Partly cloudy | 48°9° (likely 43°6° to 48°9°) | 44°7° | 0% | 8 mph13 km/h from SSW, gusts 16 mph25 km/h | 49% | 61% | 0 |
| Fri 8p | Partly cloudy | 44°7° (likely 40°4° to 46°8°) | 40°4° | 0% | 7 mph11 km/h from SSW, gusts 13 mph20 km/h | 58% | 49% | 0 |
| Fri 9p | Partly cloudy | 43°6° (likely 39°4° to 44°7°) | 39°4° | 0% | 6 mph10 km/h from SSW, gusts 6 mph9 km/h | 60% | 56% | 0 |
| Fri 10p | Partly cloudy | 42°6° (likely 38°3° to 43°6°) | 39°4° | 0% | 5 mph8 km/h from SW, gusts 7 mph12 km/h | 62% | 43% | 0 |
| Fri 11p | Partly cloudy | 41°5° (likely 37°3° to 41°5°) | 38°3° | 0% | 5 mph8 km/h from SW, gusts 5 mph9 km/h | 65% | 80% | 0 |
| Sat 12a | Partly cloudy | 40°4° (likely 37°3° to 40°4°) | 37°3° | 0% | 5 mph8 km/h from WSW, gusts 6 mph9 km/h | 67% | 86% | 0 |
| Sat 1a | Partly cloudy | 39°4° (likely 36°2° to 39°4°) | 36°2° | 0% | 5 mph8 km/h from WSW, gusts 6 mph10 km/h | 70% | 73% | 0 |
| Sat 2a | Partly cloudy | 39°4° (likely 35°2° to 39°4°) | 37°3° | 0% | 3 mph5 km/h from W, gusts 5 mph9 km/h | 70% | 80% | 0 |
| Sat 3a | Partly cloudy | 39°4° (likely 35°2° to 39°4°) | 37°3° | 0% | 3 mph5 km/h from W, gusts 5 mph7 km/h | 70% | 79% | 0 |
| Sat 4a | Cloudy | 38°3° (likely 34°1° to 39°4°) | 36°2° | 0% | 3 mph5 km/h from WNW, gusts 5 mph8 km/h | 73% | 81% | 0 |
| Sat 5a | Cloudy | 39°4° (likely 34°1° to 39°4°) | 37°3° | 0% | 3 mph5 km/h from NW, gusts 5 mph8 km/h | 70% | 80% | 0 |
| Sat 6a | Cloudy | 38°3° (likely 35°2° to 38°3°) | 34°1° | 50%, 0.02 in0.5 mm | 5 mph8 km/h from NNW, gusts 4 mph7 km/h | 70% | 83% | 0 |
| Sat 7a | Snow | 38°3° (likely 35°2° to 38°3°) | 34°1° | 50%, 0.02 in0.5 mm | 6 mph10 km/h from N, gusts 6 mph9 km/h | 73% | 78% | 0 |
| Sat 8a | Snow | 37°3° (likely 35°2° to 39°4°) | 30°−1° | 50%, 0.02 in0.5 mm | 9 mph14 km/h from NNE, gusts 12 mph20 km/h | 75% | 89% | 0 |
| Sat 9a | Cloudy | 40°4° (likely 38°3° to 40°4°) | 33°1° | 50%, 0.02 in0.5 mm | 13 mph21 km/h from NE, gusts 25 mph40 km/h | 73% | 90% | 1 |
| Sat 10a | Cloudy | 41°5° (likely 39°4° to 41°5°) | 34°1° | 50%, 0.02 in0.5 mm | 12 mph19 km/h from NE, gusts 21 mph35 km/h | 70% | 83% | 2 |
| Sat 11a | Cloudy | 42°6° (likely 40°4° to 43°6°) | 36°2° | 50%, 0.02 in0.5 mm | 10 mph16 km/h from ENE, gusts 16 mph25 km/h | 67% | 96% | 2 |
| Sat 12p | Showers | 41°5° (likely 38°3° to 44°7°) | 34°1° | 70%, 0.08 in2 mm | 12 mph19 km/h from ENE, gusts 16 mph25 km/h | 73% | 90% | 1 |
| Sat 1p | Showers | 41°5° (likely 39°4° to 44°7°) | 35°2° | 70%, 0.08 in2 mm | 10 mph16 km/h from ESE, gusts 14 mph23 km/h | 76% | 97% | 1 |
| Sat 2p | Snow | 42°6° (likely 38°3° to 44°7°) | 36°2° | 70%, 0.08 in2 mm | 10 mph16 km/h from ESE, gusts 11 mph18 km/h | 73% | 91% | 1 |
| Sat 3p | Snow | 40°4° (likely 36°2° to 43°6°) | 34°1° | 70%, 0.08 in2 mm | 9 mph14 km/h from E, gusts 14 mph22 km/h | 82% | 95% | 1 |
| Sat 4p | Heavy snow | 39°4° (likely 34°1° to 42°6°) | 32°0° | 70%, 0.08 in2 mm | 10 mph16 km/h from ESE, gusts 13 mph21 km/h | 82% | 97% | 0 |
| Sat 5p | Snow | 39°4° (likely 33°1° to 40°4°) | 33°1° | 70%, 0.08 in2 mm | 9 mph14 km/h from ESE, gusts 12 mph19 km/h | 82% | 95% | 0 |
| Sat 6p | Snow | 36°2° (likely 32°0° to 37°3°) | 30°−1° | 90%, 0.06 in1.5 mm | 7 mph11 km/h from ESE, gusts 10 mph16 km/h | 92% | 100% | 0 |
| Sat 7p | Snow | 35°2° (likely 32°0° to 37°3°) | 30°−1° | 90%, 0.06 in1.5 mm | 6 mph10 km/h from SE, gusts 6 mph10 km/h | 96% | 93% | 0 |
| Sat 8p | Snow | 35°2° (likely 32°0° to 36°2°) | 30°−1° | 90%, 0.06 in1.5 mm | 6 mph10 km/h from ESE, gusts 8 mph13 km/h | 96% | 95% | 0 |
| Sat 9p | Snow | 36°2° (likely 31°−1° to 36°2°) | 31°−1° | 90%, 0.06 in1.5 mm | 6 mph10 km/h from E, gusts 8 mph13 km/h | 92% | 95% | 0 |
| Sat 10p | Snow | 36°2° (likely 30°−1° to 36°2°) | 32°0° | 90%, 0.06 in1.5 mm | 5 mph8 km/h from E, gusts 6 mph10 km/h | 92% | 98% | 0 |
| Sat 11p | Snow | 36°2° (likely 30°−1° to 36°2°) | 33°1° | 90%, 0.06 in1.5 mm | 3 mph5 km/h from ESE, gusts 5 mph7 km/h | 89% | 97% | 0 |
| Sun 12a | Snow | 36°2° (likely 30°−1° to 36°2°) | 36°2° | 70%, 0.01 in0.3 mm | 2 mph3 km/h from ESE, gusts 6 mph10 km/h | 89% | 98% | 0 |
| Sun 1a | Snow | 36°2° (likely 31°−1° to 36°2°) | 36°2° | 70%, 0.01 in0.3 mm | 2 mph3 km/h from ESE, gusts 7 mph12 km/h | 89% | 99% | 0 |
| Sun 2a | Snow | 36°2° (likely 31°−1° to 36°2°) | 36°2° | 70%, 0.01 in0.3 mm | 1 mph2 km/h from SE, gusts 5 mph9 km/h | 85% | 98% | 0 |
| Sun 3a | Snow | 36°2° (likely 32°0° to 36°2°) | 36°2° | 70%, 0.01 in0.3 mm | 1 mph2 km/h from SE, gusts 5 mph8 km/h | 85% | 99% | 0 |
| Sun 4a | Snow | 37°3° (likely 32°0° to 37°3°) | 37°3° | 70%, 0.01 in0.3 mm | 1 mph2 km/h from SE, gusts 6 mph9 km/h | 82% | 99% | 0 |
| Sun 5a | Snow | 37°3° (likely 32°0° to 37°3°) | 37°3° | 70%, 0.01 in0.3 mm | 0 mph0 km/h, gusts 6 mph10 km/h | 85% | 99% | 0 |
| Sun 6a | Snow | 37°3° (likely 32°0° to 37°3°) | 37°3° | 30%, 0.01 in0.3 mm | 0 mph0 km/h, gusts 4 mph7 km/h | 85% | 92% | 0 |
Morning
6 AM–noon
20% chance
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: A slight chance of rain showers before noon. Mostly sunny. High near 55, with temperatures falling to around 53 in the afternoon. South southwest wind 7 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tonight: Partly cloudy. Low around 36, with temperatures rising to around 39 overnight. West southwest wind 3 to 9 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
50% chance · 0.12 in3 mm
Afternoon
noon–6 PM
70% chance · 0.48 in12 mm
Evening
6 PM–midnight
90% chance · 0.36 in9.1 mm
Overnight
midnight–6 AM
70% chance · 0.06 in1.5 mm
Official NWS forecast
Day: A chance of rain and snow showers before 8am, then rain and snow showers likely. Mostly cloudy. High near 43, with temperatures falling to around 39 in the afternoon. Northeast wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Night: Rain and snow showers before 9pm, then rain and snow showers. Cloudy, with a low around 34. East southeast wind 0 to 7 mph, with gusts as high as 16 mph. Chance of precipitation is 90%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
30% chance · 0.01 in0.3 mm
Afternoon
noon–6 PM
20% chance
Evening
6 PM–midnight
50% chance · 0.07 in1.8 mm
Overnight
midnight–6 AM
50% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain and snow showers before noon, then a chance of rain and snow showers. Mostly cloudy, with a high near 44. South southeast wind 0 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.
Night: Showers and thunderstorms before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 80%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of snow showers before noon. Mostly sunny, with a high near 46.
Night: Partly cloudy, with a low around 31.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 49.
Night: Mostly clear, with a low around 31.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 49.
Night: Partly cloudy, with a low around 31.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 46.
Night: Partly cloudy, with a low around 32.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
30% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Dry, high 55°, low 36°.
70% chance of snow, high 43°, low 34°, cooling off.
41% chance of snow, high 44°, low 33°.
Mostly dry, highs 46–51°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (BOU) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Fri 5:15 AM · NWS gauge page
Reading from Fri 5:30 AM · NWS gauge page
Reading from Fri 5:15 AM · NWS gauge page
Reading from Fri 5:45 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 76% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at. About 16 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 34°F).
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Today’s expected high is about typical for the date.
On average 5°3° warmer than normal (daily mean temperature).
Guffey weather by month: normals, records, snow and freeze dates
Sunrise 7:19 AM, sunset 6:12 PM.
Clouds most of the night (about 66% cover).
Waxing gibbous
92% lit · growing
UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.