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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Ada, Ada Municipal Airport (KADH)

Lat: 34.8°NLon: 96.67°WElev: 1017ft.

Fair

88°F

31°C

Humidity 59%
Wind Speed SE 7 mph
Barometer 30.00 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 16 Aug 8:15 pm CDT
Extended Forecast for

Calvin OK

Heat Advisory August 17, 01:00pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South southeast wind around 6 mph becoming calm in the evening.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. South wind 3 to 7 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 100. Heat index values as high as 106. Calm wind becoming south around 6 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Light south southeast wind.

    Low: 75 °F

    Mostly Clear

  • Tuesday

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

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 40%.

    High: 94 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. South southeast wind around 6 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. South wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 100. Heat index values as high as 106. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. Light south southeast wind.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 40%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 69.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Calvin OK
 34.97°N 96.24°W
Last Update:
8:25 pm CDT Aug 16, 2025
Forecast Valid:
8pm CDT Aug 16, 2025-6pm CDT Aug 23, 2025
 
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