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

69°F

21°C

Humidity 32%
Wind Speed NE 7 mph
Barometer 30.06 in (1009.6 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 9 Aug 4:56 am MDT
Extended Forecast for

Johnstown CO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Areas of smoke. Mostly sunny and hot, with a high near 98. Breezy, with a light and variable wind becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 98 °F

    Areas Smoke
    then Slight
    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Areas of smoke. Mostly cloudy, with a low around 62. North wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 62 °F

    Areas Smoke

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 98. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 61. West wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 99. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 99 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 63. Breezy.

    Low: 63 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 80.

    High: 80 °F

    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Areas of smoke. Mostly sunny and hot, with a high near 98. Breezy, with a light and variable wind becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.
Tonight
Areas of smoke. Mostly cloudy, with a low around 62. North wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Monday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 98. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 61. West wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 99. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 63. Breezy.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 91.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 58.
Thursday
A slight chance of showers, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 80.
Thursday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 55.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78.
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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:
12:46 am MDT Aug 9, 2026
Forecast Valid:
5am MDT Aug 9, 2026-6pm MDT Aug 15, 2026
 
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