Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

Current conditions at

McAlester, McAlester Regional Airport (KMLC)

Lat: 34.88°NLon: 95.78°WElev: 768ft.

Thunderstorm in Vicinity

54°F

12°C

Humidity 93%
Wind Speed Vrbl 3 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 52°F (11°C)
Visibility 8.00 mi
Last update 23 Nov 11:53 pm CST
Extended Forecast for

Lamar OK

  • Overnight

    Overnight: Showers and possibly a thunderstorm.  Low around 52. Southeast wind 3 to 7 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and noon.  Cloudy, with a high near 61. South southeast wind 6 to 10 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely then
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. South wind around 5 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Northwest wind 3 to 8 mph.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. North wind around 8 mph.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 52. Southeast wind 3 to 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and noon. Cloudy, with a high near 61. South southeast wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly cloudy, with a low around 49. South wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 64. Northwest wind 3 to 8 mph.
Tuesday Night
Mostly clear, with a low around 38. North wind around 8 mph.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 32.
Thanksgiving Day
Sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 55.
Friday Night
A 50 percent chance of showers. Cloudy, with a low around 47.
Saturday
Showers likely. Cloudy, with a high near 60. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 44.
Sunday
A 30 percent chance of showers. Cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Lamar OK
 35.09°N 96.13°W
11:32 pm CST Nov 23, 2025
12am CST Nov 24, 2025-6pm CST Nov 30, 2025
 
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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