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Additional Severe Weather Concerns for the Center of the Nation; Heat Builds for the West; Critical Fire Weather for Alaska

Active hazardous weather continues for the center of the nation with more severe thunderstorms and heavy rainfall today. Heat will linger across the southern Plains, then expand westward early in the week. The combination of heat and dry conditions will fuel fire weather concerns for the Four Corners region and across interior Alaska. Read More >

Hazardous Weather Conditions

Current conditions at

Duncan, Halliburton Field Airport (KDUC)

Lat: 34.47°NLon: 97.96°WElev: 1112ft.

Overcast

84°F

29°C

Humidity 66%
Wind Speed S 15 mph
Barometer 29.79 in
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Heat Index89°F (32°C)
Last update 21 Jun 11:15 am CDT
Extended Forecast for

2 Miles NNE Loco OK

Heat Advisory June 21, 01:00pm until June 21, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 92. Heat index values as high as 100. South wind 16 to 18 mph, with gusts as high as 28 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Southeast wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 75 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 100. South southeast wind around 9 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 72. East wind 7 to 9 mph. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. South southeast wind around 7 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 92. Heat index values as high as 100. South wind 16 to 18 mph, with gusts as high as 28 mph.
Tonight
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Southeast wind 8 to 14 mph, with gusts as high as 21 mph.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 100. South southeast wind around 9 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 72. East wind 7 to 9 mph. Chance of precipitation is 60%.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. South southeast wind around 7 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 89.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Loco OK
 34.35°N 97.66°W
Last Update:
8:02 am CDT Jun 21, 2026
Forecast Valid:
11am CDT Jun 21, 2026-6pm CDT Jun 27, 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