Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

McAlester, McAlester Regional Airport (KMLC)

Lat: 34.88°NLon: 95.78°WElev: 768ft.

Fair

93°F

34°C

Humidity 41%
Wind Speed SW 12 mph
Barometer 30.18 in (1020.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 18 Sep 10:53 am CDT
Extended Forecast for

Hartshorne OK

  • Today

    Today: Sunny and hot, with a high near 100. South wind around 5 mph.

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. South wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 100. South wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 95. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 95 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. North wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 89. North wind 5 to 10 mph.

    High: 89 °F

    Partly Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 100. South wind around 5 mph.
Tonight
Mostly clear, with a low around 73. South wind around 5 mph becoming calm.
Saturday
Sunny and hot, with a high near 100. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 73. South wind around 5 mph.
Sunday
Mostly sunny and hot, with a high near 100. South wind 5 to 10 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 95. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 67. North wind around 5 mph.
Tuesday
Partly sunny, with a high near 89. North wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 64. Northeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 90. Northeast wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 91. Calm wind becoming northeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Hartshorne OK
 34.84°N 95.55°W
7:50 am CDT Sep 18, 2026
11am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
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