Saint Vrain Creek near Platteville
3.8 mi- Level
- 1.5 ft
- Flow
- 92 cfs
Reading from Sat 9:30 AM · NWS gauge page
Appearance
Observed 10:56 AM MDT at KFNL
Overcast and 46°8°, 9°5° colder than a typical Oct 24, rain ~6–8 PM (50%).
Today: low 38°3° (likely 38°3° to 47°8°), high 53°12° (likely 53°12° to 58°14°).
Now 46°8°
Cloudy · Feels like 41°5°
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 11a | Mostly cloudy | 45°7° (likely 45°7° to 52°11°) | 39°4° | 5% | 12 mph19 km/h from NNE, gusts 13 mph22 km/h | 70% | 46% | 3 |
| Sat 12p | Mostly cloudy | 47°8° (likely 47°8° to 53°12°) | 42°6° | 10% | 10 mph16 km/h from NE, gusts 13 mph21 km/h | 60% | 44% | 4 |
| Sat 1p | Mostly cloudy | 50°10° (likely 50°10° to 55°13°) | 46°8° | 10% | 9 mph14 km/h from NE, gusts 12 mph19 km/h | 54% | 70% | 4 |
| Sat 2p | Cloudy | 52°11° (likely 52°11° to 57°14°) | 52°11° | 10% | 8 mph13 km/h from ENE, gusts 11 mph18 km/h | 48% | 82% | 3 |
| Sat 3p | Cloudy | 53°12° (likely 53°12° to 57°14°) | 53°12° | 10% | 8 mph13 km/h from ENE, gusts 11 mph18 km/h | 46% | 87% | 2 |
| Sat 4p | Cloudy | 53°12° (likely 53°12° to 56°13°) | 53°12° | 10% | 8 mph13 km/h from E, gusts 12 mph19 km/h | 46% | 92% | 1 |
| Sat 5p | Cloudy | 52°11° (likely 52°11° to 55°13°) | 52°11° | 10% | 8 mph13 km/h from E, gusts 11 mph18 km/h | 50% | 97% | 0 |
| Sat 6p | Cloudy | 51°11° (likely 50°10° to 54°12°) | 51°11° | 50%, 0.03 in0.8 mm | 8 mph13 km/h from ESE, gusts 13 mph20 km/h | 54% | 93% | 0 |
| Sat 7p | Showers | 49°9° (likely 47°8° to 52°11°) | 46°8° | 50%, 0.03 in0.8 mm | 7 mph11 km/h from ESE, gusts 14 mph23 km/h | 61% | 95% | 0 |
| Sat 8p | Cloudy | 48°9° (likely 45°7° to 50°10°) | 45°7° | 50%, 0.03 in0.8 mm | 6 mph10 km/h from ESE, gusts 14 mph22 km/h | 66% | 96% | 0 |
| Sat 9p | Cloudy | 47°8° (likely 44°7° to 48°9°) | 44°7° | 30%, 0.03 in0.8 mm | 6 mph10 km/h from ESE, gusts 12 mph20 km/h | 68% | 96% | 0 |
| Sat 10p | Cloudy | 46°8° (likely 44°7° to 47°8°) | 43°6° | 30%, 0.03 in0.8 mm | 6 mph10 km/h from ESE, gusts 9 mph14 km/h | 73% | 92% | 0 |
| Sat 11p | Partly cloudy | 45°7° (likely 43°6° to 47°8°) | 43°6° | 30%, 0.03 in0.8 mm | 5 mph8 km/h from ESE, gusts 8 mph13 km/h | 76% | 76% | 0 |
| Sun 12a | Cloudy | 44°7° (likely 42°6° to 46°8°) | 41°5° | 5% | 6 mph10 km/h from ESE, gusts 9 mph14 km/h | 78% | 78% | 0 |
| Sun 1a | Cloudy | 43°6° (likely 40°4° to 45°7°) | 40°4° | 5% | 6 mph10 km/h from ESE, gusts 11 mph17 km/h | 81% | 79% | 0 |
| Sun 2a | Cloudy | 43°6° (likely 40°4° to 44°7°) | 40°4° | 5% | 5 mph8 km/h from ESE, gusts 9 mph14 km/h | 84% | 84% | 0 |
| Sun 3a | Cloudy | 41°5° (likely 39°4° to 43°6°) | 38°3° | 5% | 5 mph8 km/h from ESE, gusts 8 mph13 km/h | 90% | 81% | 0 |
| Sun 4a | Cloudy | 41°5° (likely 39°4° to 42°6°) | 38°3° | 5% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 89% | 84% | 0 |
| Sun 5a | Cloudy | 41°5° (likely 38°3° to 41°5°) | 38°3° | 5% | 5 mph8 km/h from E, gusts 8 mph13 km/h | 89% | 82% | 0 |
| Sun 6a | Cloudy | 39°4° (likely 37°3° to 41°5°) | 36°2° | 0% | 5 mph8 km/h from E, gusts 8 mph13 km/h | 96% | 83% | 0 |
| Sun 7a | Cloudy | 39°4° (likely 37°3° to 41°5°) | 37°3° | 0% | 3 mph5 km/h from E, gusts 9 mph15 km/h | 96% | 52% | 0 |
| Sun 8a | Cloudy | 40°4° (likely 37°3° to 42°6°) | 36°2° | 0% | 5 mph8 km/h from ENE, gusts 8 mph13 km/h | 98% | 62% | 0 |
| Sun 9a | Cloudy | 42°6° (likely 40°4° to 44°7°) | 38°3° | 5% | 6 mph10 km/h from E, gusts 8 mph14 km/h | 97% | 68% | 1 |
| Sun 10a | Cloudy | 45°7° (likely 43°6° to 46°8°) | 43°6° | 5% | 5 mph8 km/h from ENE, gusts 8 mph12 km/h | 88% | 81% | 2 |
| Sun 11a | Cloudy | 47°8° (likely 45°7° to 50°10°) | 45°7° | 5% | 5 mph8 km/h from ENE, gusts 7 mph11 km/h | 83% | 91% | 3 |
| Sun 12p | Cloudy | 49°9° (likely 48°9° to 52°11°) | 48°9° | 10% | 3 mph5 km/h from ENE, gusts 7 mph11 km/h | 78% | 87% | 4 |
| Sun 1p | Mostly cloudy | 52°11° (likely 51°11° to 56°13°) | 52°11° | 10% | 5 mph8 km/h from NE, gusts 8 mph13 km/h | 68% | 48% | 5 |
| Sun 2p | Mostly cloudy | 53°12° (likely 53°12° to 58°14°) | 53°12° | 10% | 5 mph8 km/h from NNE, gusts 8 mph13 km/h | 65% | 54% | 5 |
| Sun 3p | Showers | 54°12° (likely 54°12° to 60°16°) | 54°12° | 20% | 6 mph10 km/h from NNE, gusts 9 mph14 km/h | 64% | 35% | 4 |
| Sun 4p | Showers | 55°13° (likely 55°13° to 61°16°) | 55°13° | 20% | 7 mph11 km/h from NNE, gusts 12 mph19 km/h | 62% | 51% | 3 |
| Sun 5p | Cloudy | 54°12° (likely 54°12° to 60°16°) | 54°12° | 20% | 8 mph13 km/h from NNE, gusts 14 mph23 km/h | 67% | 76% | 1 |
| Sun 6p | Cloudy | 52°11° (likely 51°11° to 56°13°) | 52°11° | 70%, 0.06 in1.5 mm | 9 mph14 km/h from NNE, gusts 17 mph28 km/h | 73% | 96% | 0 |
| Sun 7p | Cloudy | 51°11° (likely 49°9° to 53°12°) | 47°8° | 70%, 0.06 in1.5 mm | 9 mph14 km/h from NNE, gusts 21 mph33 km/h | 80% | 99% | 0 |
| Sun 8p | Cloudy | 48°9° (likely 48°9° to 52°11°) | 43°6° | 70%, 0.06 in1.5 mm | 10 mph16 km/h from N, gusts 24 mph38 km/h | 93% | 100% | 0 |
| Sun 9p | Showers | 48°9° (likely 47°8° to 51°11°) | 44°7° | 70%, 0.06 in1.5 mm | 9 mph14 km/h from N, gusts 25 mph40 km/h | 93% | 99% | 0 |
| Sun 10p | Showers | 47°8° (likely 46°8° to 50°10°) | 43°6° | 70%, 0.06 in1.5 mm | 8 mph13 km/h from N, gusts 17 mph28 km/h | 95% | 100% | 0 |
| Sun 11p | Cloudy | 46°8° (likely 46°8° to 50°10°) | 42°6° | 70%, 0.06 in1.5 mm | 8 mph13 km/h from N, gusts 12 mph19 km/h | 98% | 100% | 0 |
| Mon 12a | Cloudy | 47°8° (likely 45°7° to 50°10°) | 43°6° | 60%, 0.09 in2.3 mm | 7 mph11 km/h from N, gusts 11 mph18 km/h | 94% | 100% | 0 |
| Mon 1a | Showers | 45°7° (likely 45°7° to 48°9°) | 40°4° | 60%, 0.09 in2.3 mm | 8 mph13 km/h from N, gusts 21 mph33 km/h | 97% | 100% | 0 |
| Mon 2a | Drizzle | 45°7° (likely 45°7° to 48°9°) | 41°5° | 60%, 0.09 in2.3 mm | 7 mph11 km/h from N, gusts 17 mph28 km/h | 100% | 100% | 0 |
| Mon 3a | Drizzle | 45°7° (likely 44°7° to 48°9°) | 41°5° | 60%, 0.09 in2.3 mm | 7 mph11 km/h from N, gusts 21 mph33 km/h | 95% | 100% | 0 |
| Mon 4a | Showers | 44°7° (likely 44°7° to 48°9°) | 40°4° | 60%, 0.09 in2.3 mm | 6 mph10 km/h from N, gusts 21 mph33 km/h | 98% | 100% | 0 |
| Mon 5a | Drizzle | 44°7° (likely 43°6° to 48°9°) | 40°4° | 60%, 0.09 in2.3 mm | 6 mph10 km/h from N, gusts 22 mph36 km/h | 94% | 100% | 0 |
| Mon 6a | Showers | 43°6° (likely 43°6° to 48°9°) | 40°4° | 30%, 0.01 in0.3 mm | 6 mph10 km/h from N, gusts 21 mph34 km/h | 96% | 94% | 0 |
| Mon 7a | Showers | 41°5° (likely 41°5° to 48°9°) | 38°3° | 30%, 0.01 in0.3 mm | 6 mph10 km/h from N, gusts 10 mph17 km/h | 99% | 86% | 0 |
| Mon 8a | Showers | 42°6° (likely 41°5° to 48°9°) | 39°4° | 30%, 0.01 in0.3 mm | 6 mph10 km/h from N, gusts 6 mph10 km/h | 99% | 83% | 0 |
| Mon 9a | Showers | 45°7° (likely 43°6° to 48°9°) | 42°6° | 30%, 0.01 in0.3 mm | 6 mph10 km/h from N, gusts 6 mph9 km/h | 100% | 71% | 1 |
| Mon 10a | Showers | 48°9° (likely 46°8° to 51°11°) | 46°8° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from NNE, gusts 5 mph9 km/h | 90% | 73% | 2 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
50% chance · 0.18 in4.6 mm
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Mostly cloudy, with a high near 53. East northeast wind 8 to 12 mph, with gusts as high as 20 mph.
Tonight: A chance of rain showers before midnight. Cloudy. Low around 38, with temperatures rising to around 41 overnight. East southeast wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
70% chance · 0.36 in9.1 mm
Overnight
midnight–6 AM
60% chance · 0.54 in14 mm
Official NWS forecast
Day: A slight chance of rain showers after 3pm. Mostly cloudy, with a high near 55. East northeast wind 3 to 8 mph. Chance of precipitation is 20%.
Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 41. North wind 6 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
30% chance · 0.05 in1.3 mm
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 chance of rain showers before noon. Mostly sunny, with a high near 60. East northeast wind 2 to 6 mph. Chance of precipitation is 30%.
Night: Mostly clear, with a low around 34.
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 66.
Night: Mostly clear, with a low around 36.
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.
Official NWS forecast
Day: Sunny, with a high near 65.
Night: Partly cloudy, with a low around 35.
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 65.
Night: Partly cloudy, with a low around 37.
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: Partly sunny, with a high near 65.
Night: Mostly cloudy, with a low around 38.
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.
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
Overnight
midnight–6 AM
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.
Morning
6 AM–noon
30% chance
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
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.
Dry, high 53°, low 38°.
Dry, high 55°, low 41°.
33% chance of rain, high 60°, low 34°, warming up.
Mostly dry, highs 53–66°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (BOU) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 9:30 AM · NWS gauge page
Reading from Sat 9:30 AM · NWS gauge page
Reading from Sat 9:30 AM · NWS gauge page
Reading from Sat 10 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 74% 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 9 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 32°F).
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Today’s expected high is 9°5° colder than typical.
On average 10°6° warmer than normal (daily mean temperature).
Johnstown weather by month: normals, records, snow and freeze dates
Sunrise 7:20 AM, sunset 6:06 PM.
Clouds most of the night (about 86% cover).
Waxing gibbous
97% lit · growing
UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.