National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

TONTO BASIN (TTBA3)

Lat: 33.86861°NLon: 111.31333°WElev: 2414.0ft.

NA

100°F

38°C

Humidity 12%
Wind Speed WSW 13 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Heat Index95°F (35°C)
Last update 17 Aug 03:11 PM MST
Extended Forecast for

7 Miles SSE Tonto Basin AZ

Extreme Heat Watch August 20, 10:00am until August 22, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Mostly clear, with a low around 77. West wind 5 to 10 mph becoming north northwest in the evening. Winds could gust as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 103. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 103 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 79. West southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 79 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 105. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 105 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. Southwest wind around 5 mph becoming east northeast after midnight.

    Low: 81 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 107. East wind around 5 mph becoming south in the afternoon.

    High: 107 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. East northeast wind around 5 mph.

    Low: 81 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 108. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 108 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. Northeast wind around 5 mph.

    Low: 81 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 77. West wind 5 to 10 mph becoming north northwest in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 103. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 79. West southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Tuesday
A 10 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 105. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. Southwest wind around 5 mph becoming east northeast after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 107. East wind around 5 mph becoming south in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. East northeast wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 108. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. Northeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 107. Calm wind becoming west northwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Northeast wind 5 to 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 105. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. Northwest wind around 5 mph becoming east northeast after midnight.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 103. East wind around 5 mph becoming west in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Tonto Basin AZ
 33.87°N 111.31°W (Elev. 2398 ft)
Last Update:
4:02 pm MST Aug 17, 2025
Forecast Valid:
4pm MST Aug 17, 2025-6pm MST Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation