Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

I-40 @ Ash Fork Hill (AZT03)

Lat: 35.21985°NLon: 112.33792°WElev: 6230.0ft.

NA

72°F

22°C

Humidity 14%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility 1.24 mi
Last update 17 Aug 07:53 PM MST
Extended Forecast for

18 Miles W Williams AZ

  • Tonight

    Tonight: Mostly clear, with a low around 57. Southwest wind around 6 mph becoming light and variable.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. West wind around 6 mph becoming light and variable.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 95. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 95 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 64. Southwest wind around 6 mph becoming southeast after midnight.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 11am.  Mostly sunny and hot, with a high near 96. Southeast wind 5 to 9 mph.

    High: 96 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 65. East wind 5 to 8 mph.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 11am.  Mostly sunny and hot, with a high near 97. Northeast wind 5 to 8 mph.

    High: 97 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 11pm.  Mostly cloudy, with a low around 66. Northeast wind 6 to 8 mph.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 57. Southwest wind around 6 mph becoming light and variable.
Monday
Sunny, with a high near 93. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 61. West wind around 6 mph becoming light and variable.
Tuesday
A 10 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 95. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 64. Southwest wind around 6 mph becoming southeast after midnight.
Wednesday
A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 96. Southeast wind 5 to 9 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 65. East wind 5 to 8 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 97. Northeast wind 5 to 8 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 66. Northeast wind 6 to 8 mph.
Friday
A 50 percent chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 98. Northwest wind 6 to 10 mph, with gusts as high as 16 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northeast wind 7 to 9 mph, with gusts as high as 15 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. North wind around 7 mph becoming west in the afternoon.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. West wind around 5 mph becoming light and variable.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 93. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles W Williams AZ
 35.23°N 112.48°W (Elev. 5200 ft)
3:57 pm MST Aug 17, 2025
8pm MST Aug 17, 2025-6pm MST Aug 24, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database