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

Heat Continues in the Northeast and Northwest U.S.; Areas of Flash Flooding In the Ohio Valley and Southwest

Dangerous heat will continue to impact portions of the interior Northwest and Northeast U.S. Some relief is expected by Wednesday for the Northeast. Monsoon showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region into the Great Basin this week. Thunderstorms, some severe, may produce excessive rainfall from the Ohio Valley to the Central Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

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

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

Fair

80°F

27°C

Humidity 34%
Wind Speed SE 13 mph
Barometer 30.23 in (1016.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Aug 9:56 pm MDT
Extended Forecast for

Johnstown CO

  • Tonight

    Tonight: Mostly clear, with a low around 63. Southeast wind around 6 mph becoming calm after midnight.

    Mostly Clear

    Low: 63 °F

  • Wednesday

    Wednesday: Sunny, with a high near 95. Light and variable wind becoming east southeast 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    Sunny

    High: 95 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 61. East southeast wind 5 to 13 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.

    Mostly Clear

    Low: 61 °F

  • Thursday

    Thursday: Sunny and hot, with a high near 97. North wind 6 to 13 mph becoming southeast in the morning. Winds could gust as high as 20 mph.

    Hot

    High: 97 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 62. Southeast wind 7 to 14 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Partly Cloudy

    Low: 62 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Sunny and hot, with a high near 97.

    Sunny then
    Slight Chance
    T-storms

    High: 97 °F

  • Friday
    Night

    Friday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 63 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.

    Sunny then
    Chance
    Showers

    High: 95 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 63 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 63. Southeast wind around 6 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 95. Light and variable wind becoming east southeast 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 61. East southeast wind 5 to 13 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.
Thursday
Sunny and hot, with a high near 97. North wind 6 to 13 mph becoming southeast in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 62. Southeast wind 7 to 14 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Sunny and hot, with a high near 97.
Friday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.
Saturday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Breezy.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Johnstown CO
 40.33°N 104.9°W (Elev. 4783 ft)
Last Update:
7:37 pm MDT Aug 9, 2022
Forecast Valid:
10pm MDT Aug 9, 2022-6pm MDT Aug 16, 2022
 
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Additional Resources

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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