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 >

Current conditions at

NAVAJO MONUMENT (QNMA3)

Lat: 36.67667°NLon: 110.54389°WElev: 7204.0ft.

NA

70°F

21°C

Humidity 29%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 20 Aug 12:36 AM MDT
Extended Forecast for

Dennehotso AZ

  • Overnight

    Overnight: Partly cloudy, with a low around 67. Southwest wind around 6 mph becoming southeast.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny and hot, with a high near 99. Light and variable wind becoming northeast around 6 mph in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66. South wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, then gradually becoming sunny and hot, with a high near 97. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 65. Southwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 16 mph.

    Low: 65 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 94. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 64. West wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 93. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 64. West wind 5 to 8 mph becoming calm  after midnight.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 67. Southwest wind around 6 mph becoming southeast.
Thursday
Partly sunny, then gradually becoming sunny and hot, with a high near 99. Light and variable wind becoming northeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 66. South wind 5 to 8 mph becoming light and variable after midnight.
Friday
Partly sunny, then gradually becoming sunny and hot, with a high near 97. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 65. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. West wind 5 to 7 mph becoming light and variable after midnight.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 93. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. West wind 5 to 8 mph becoming calm after midnight.
Monday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southwest wind around 6 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A 10 percent chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Dennehotso AZ
 36.81°N 109.9°W (Elev. 5102 ft)
12:32 am MDT Aug 20, 2026
1am MDT Aug 20, 2026-6pm MDT Aug 26, 2026
 
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Additional Resources

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