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

Heavy Rain and Isolated Severe Thunderstorms in the South

Excessive rainfall will continue to bring localized flash, urban, and small stream flooding, along with new and renewed river rises over the northern Gulf Coast into this afternoon. Isolated strong to severe thunderstorms are possible today across parts of southeast Alabama, southern Georgia and portions of north and northeast Florida. 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

64°F

18°C

Humidity 34%
Wind Speed Vrbl 3 mph
Barometer 30.20 in (1020.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 12 May 4:56 pm MDT
Extended Forecast for

Johnstown CO

  • This
    Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 60. East wind around 6 mph.

    Slight Chance
    T-storms

    High: 60 °F

  • Tonight

    Tonight: Mostly clear, with a low around 37. South wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Mostly Clear

    Low: 37 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    Mostly Sunny

    High: 74 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 43. North wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 21 mph.

    Partly Cloudy

    Low: 43 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Light and variable wind becoming east southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 74 °F

  • Friday
    Night

    Friday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 46 °F

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.

    Partly Sunny
    then Chance
    T-storms

    High: 73 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49.

    Chance
    T-storms then
    Mostly Cloudy

    Low: 49 °F

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 68.

    Mostly Cloudy
    then Showers
    Likely

    High: 68 °F

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 60. East wind around 6 mph.
Tonight
Mostly clear, with a low around 37. South wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Thursday
Mostly sunny, with a high near 74. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 43. North wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 21 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Light and variable wind becoming east southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49.
Sunday
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 68.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 49.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 67.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 71.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 73.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Johnstown CO
 40.33°N 104.9°W (Elev. 4783 ft)
Last Update:
3:07 pm MDT May 12, 2021
Forecast Valid:
5pm MDT May 12, 2021-6pm MDT May 19, 2021
 
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