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

Severe Weather and Excessive Rain from the Southern Plains into the Mississippi Valley

Severe thunderstorms may produce tornadoes, some strong, damaging wind gusts above 70 mph, and very large hail exceeding 2 inches in diameter, and intense rainfall that may cause flash flooding tonight across much of the southern Plains and lower Missouri Valley. The severe thunderstorms and excessive rainfall will expand from east Texas into the Mississippi Valley on Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

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

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

Overcast

41°F

5°C

Humidity 86%
Wind Speed SW 5 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 28 Apr 8:56 am MDT
Extended Forecast for

Johnstown CO

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 60. West wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Chance
    Showers

    High: 60 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 36. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 17 mph.

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 36 °F

  • Monday

    Monday: Sunny, with a high near 71. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

    Sunny

    High: 71 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 42. Southwest wind 6 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph.

    Partly Cloudy

    Low: 42 °F

  • Tuesday

    Tuesday: Sunny, with a high near 72. Breezy, with a north northwest wind 10 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.

    Sunny and
    Breezy

    High: 72 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 43. Breezy. Chance of precipitation is 20%.

    Slight Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

    Low: 43 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.

    Mostly Sunny
    then Chance
    T-storms

    High: 68 °F

  • Wednesday
    Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 40.

    Showers
    Likely

    Low: 40 °F

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 54.

    Chance
    Showers

    High: 54 °F

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 60. West wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 36. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 17 mph.
Monday
Sunny, with a high near 71. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.
Monday Night
Partly cloudy, with a low around 42. Southwest wind 6 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 72. Breezy, with a north northwest wind 10 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 43. Breezy. Chance of precipitation is 20%.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 40.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 54.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 35.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 68.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Johnstown CO
 40.33°N 104.9°W (Elev. 4783 ft)
Last Update:
2:42 am MDT Apr 28, 2024
Forecast Valid:
9am MDT Apr 28, 2024-6pm MDT May 4, 2024
 
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