Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

BRYSON CANYON (BCRU1)

Lat: 39.27889°NLon: 109.22111°WElev: 5320.0ft.

NA

88°F

31°C

Humidity 26%
Wind Speed N 15 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index85°F (29°C)
Last update 27 Jul 09:48 PM MDT
Extended Forecast for

5 Miles W Mack CO

Heat Advisory July 27, 10:43pm until July 28, 06:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 27, 10:43pm until July 28, 06:00am

    NOW until 6:00am Tue

    Heat Advisory

  • Tonight

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming east after midnight.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 98. East wind 5 to 10 mph becoming west southwest in the morning. Winds could gust as high as 25 mph.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 67. Southwest wind 5 to 10 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

Detailed Forecast

Tonight
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 70. North northeast wind around 5 mph.
Tuesday
Sunny and hot, with a high near 99. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming east after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 98. East wind 5 to 10 mph becoming west southwest in the morning. Winds could gust as high as 25 mph.
Wednesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 67. Southwest wind 5 to 10 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny and hot, with a high near 102.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny and hot, with a high near 104.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny and hot, with a high near 103.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Sunny and hot, with a high near 103.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Mack CO
 39.21°N 108.95°W (Elev. 5197 ft)
9:12 pm MDT Jul 27, 2026
10pm MDT Jul 27, 2026-6pm MDT Aug 3, 2026
 
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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