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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Hays, Hays Regional Airport (KHYS)

Lat: 38.85°NLon: 99.27°WElev: 1998ft.

Overcast

52°F

11°C

Humidity 80%
Wind Speed E 9 mph
Barometer 30.15 in (1020.7 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 21 May 2:56 am CDT
Extended Forecast for

Hays KS

  • Overnight

    Overnight: Showers likely, mainly before 4am. Mostly cloudy, with a steady temperature around 49. East wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 66. East southeast wind 6 to 13 mph. Chance of precipitation is 40%.

    High: 66 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then showers likely between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 51. Southeast wind 7 to 14 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 1pm. High near 72. South southeast wind 6 to 11 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. North northwest wind 5 to 10 mph becoming light in the evening.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 49. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely, mainly before 4am. Mostly cloudy, with a steady temperature around 49. East wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 66. East southeast wind 6 to 13 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 2am, then showers likely between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 51. Southeast wind 7 to 14 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 1pm. High near 72. South southeast wind 6 to 11 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 45. North northwest wind 5 to 10 mph becoming light in the evening.
Saturday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 75.
Saturday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 54.
Memorial Day
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hays KS
 38.88°N 99.32°W (Elev. 2008 ft)
Last Update:
1:41 am CDT May 21, 2026
Forecast Valid:
3am CDT May 21, 2026-6pm CDT May 27, 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