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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Quincy Regional Airport-Baldwin Field (KUIN)

Lat: 39.94°NLon: 91.2°WElev: 759ft.

Overcast

67°F

19°C

Humidity 91%
Wind Speed NW 8 mph
Barometer 29.66 in (1003.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 1 Aug 8:54 am CDT
Extended Forecast for

5 Miles S Clayton IL

  • Today

    Today: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog after 11am. High near 72. North wind 8 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.

    High: 72 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 65. North wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Scattered
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. North wind around 14 mph, with gusts as high as 22 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. North wind 5 to 8 mph becoming calm after midnight.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Light northeast wind.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog after 11am. High near 72. North wind 8 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.
Tonight
Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 65. North wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 80. North wind around 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 63. North wind 5 to 8 mph becoming calm after midnight.
Monday
Sunny, with a high near 82. Light northeast wind.
Monday Night
Clear, with a low around 62.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Clayton IL
 39.96°N 90.95°W (Elev. 732 ft)
Last Update:
9:06 am CDT Aug 1, 2026
Forecast Valid:
9am CDT Aug 1, 2026-6pm CDT Aug 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation