Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

McCook, McCook Municipal Airport (KMCK)

Lat: 40.2°NLon: 100.59°WElev: 2579ft.

Fair

83°F

28°C

Humidity 25%
Wind Speed NE 13 mph
Barometer 29.66 in (1001.3 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Jun 7:53 pm CDT
Extended Forecast for

Culbertson NE

  • Tonight

    Tonight: Mostly clear, with a low around 58. Northwest wind 5 to 15 mph becoming northeast in the evening. Winds could gust as high as 30 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 85. North wind around 5 mph.

    High: 85 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. East wind around 10 mph becoming south after midnight.

    Low: 60 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 84. South wind 5 to 15 mph.

    High: 84 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 60. East wind 5 to 15 mph.

    Low: 60 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 90. Breezy.  Chance of precipitation is 60%.

    High: 90 °F

    Slight Chance
    T-storms then
    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 60. Breezy.  Chance of precipitation is 90%.

    Low: 60 °F

    Showers and
    Breezy

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 83.

    High: 83 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Northwest wind 5 to 15 mph becoming northeast in the evening. Winds could gust as high as 30 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 85. North wind around 5 mph.
Thursday Night
Mostly clear, with a low around 60. East wind around 10 mph becoming south after midnight.
Juneteenth
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 84. South wind 5 to 15 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 60. East wind 5 to 15 mph.
Saturday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 90. Breezy. Chance of precipitation is 60%.
Saturday Night
Showers and possibly a thunderstorm. Low around 60. Breezy. Chance of precipitation is 90%.
Sunday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 83.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 54.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 20%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 81.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Wednesday
A chance of showers. Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson NE
 40.22°N 100.85°W
7:36 pm CDT Jun 17, 2026
7pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
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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