National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Fort Collins/Loveland - Northern Colorado Regional Airport (KFNL)

Lat: 40.45°NLon: 105.02°WElev: 5016ft.

Fair

88°F

31°C

Humidity 21%
Wind Speed NE 12 mph
Barometer 30.01 in (1008.6 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 9 Aug 3:56 pm MDT
Extended Forecast for

Johnstown CO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. East northeast wind around 10 mph, with gusts as high as 16 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East northeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 78. Northwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 53. South wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 85. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. East northeast wind around 10 mph, with gusts as high as 16 mph.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East northeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 40%.
Sunday
A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 78. Northwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 53. South wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 40%.
Monday
Sunny, with a high near 85. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny and hot, with a high near 98.
Thursday Night
Partly cloudy, with a low around 58.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown CO
 40.33°N 104.9°W (Elev. 4783 ft)
Last Update:
2:37 pm MDT Aug 9, 2025
Forecast Valid:
4pm MDT Aug 9, 2025-6pm MDT Aug 16, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation