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.

A Few Clouds

59°F

15°C

Humidity 75%
Wind Speed S 3 mph
Barometer 30.12 in (1014.3 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 29 Sep 10:56 pm MDT
Extended Forecast for

Johnstown CO

  • Tonight

    Tonight: Mostly clear, with a low around 49. South southeast wind around 5 mph becoming calm after midnight.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. Light and variable wind becoming west around 6 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. East southeast wind around 6 mph becoming light and variable in the evening.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 49. South southeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 81. Calm wind becoming east southeast around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 50. Light and variable wind becoming west around 6 mph.
Wednesday
Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. East southeast wind around 6 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 84.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 45.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 70.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 44.
Monday
A slight chance of showers. Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnstown CO
 40.33°N 104.9°W (Elev. 4783 ft)
Last Update:
5:35 pm MDT Sep 29, 2025
Forecast Valid:
11pm MDT Sep 29, 2025-6pm MDT Oct 6, 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