Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Lamar Municipal Airport (KLAA)

Lat: 38.07°NLon: 102.69°WElev: 3684ft.

Fair

93°F

34°C

Humidity 31%
Wind Speed SE 10 mph
Barometer 30.02 in (1010.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 19 Aug 3:53 pm MDT
Extended Forecast for

3 Miles W Hartman CO

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 90. East southeast wind around 10 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 63. East southeast wind 5 to 10 mph becoming light and variable  after midnight.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 95. Light east southeast wind becoming south southeast 10 to 15 mph in the morning.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South southeast wind 5 to 15 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 99. South wind 5 to 15 mph.

    High: 99 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 65. Southeast wind 5 to 15 mph becoming east northeast after midnight.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 98. North northeast wind 5 to 10 mph becoming east southeast 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. East southeast wind 10 to 15 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 99. South wind around 15 mph.

    High: 99 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. East southeast wind around 10 mph.
Tonight
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. East southeast wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 95. Light east southeast wind becoming south southeast 10 to 15 mph in the morning.
Thursday Night
Mostly clear, with a low around 64. South southeast wind 5 to 15 mph.
Friday
Sunny, with a high near 99. South wind 5 to 15 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. Southeast wind 5 to 15 mph becoming east northeast after midnight.
Saturday
Sunny, with a high near 98. North northeast wind 5 to 10 mph becoming east southeast 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 66. East southeast wind 10 to 15 mph.
Sunday
Mostly sunny, with a high near 99. South wind around 15 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. East wind 5 to 10 mph becoming north northwest after midnight.
Monday
Sunny, with a high near 97. West northwest wind around 5 mph becoming northeast in the afternoon.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. East southeast wind 5 to 10 mph becoming north after midnight.
Tuesday
Sunny, with a high near 95. West wind around 5 mph becoming east southeast in the afternoon.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. East southeast wind 5 to 10 mph becoming west southwest after midnight.
Wednesday
Sunny, with a high near 95. Southwest wind 5 to 10 mph becoming south southeast in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Hartman CO
 38.13°N 102.26°W (Elev. 3547 ft)
1:41 pm MDT Aug 19, 2026
4pm MDT Aug 19, 2026-6pm MDT Aug 26, 2026
 
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Additional Resources

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