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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Alva, Alva Regional Airport (KAVK)

Lat: 36.77°NLon: 98.67°WElev: 1473ft.

Fair

77°F

25°C

Humidity 74%
Wind Speed NE 12 mph
Barometer 29.62 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Jun 1:30 am CDT
Extended Forecast for

7 Miles SSE Capron OK

  • Overnight

    Overnight: Mostly clear, with a low around 73. East northeast wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny through mid morning, then becoming cloudy, with a high near 76. East northeast wind 15 to 20 mph, with gusts as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64. East wind 5 to 11 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A 20 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 87. Southeast wind 5 to 10 mph.

    High: 87 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 69. East southeast wind 6 to 11 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 73. East northeast wind 9 to 15 mph, with gusts as high as 23 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny through mid morning, then becoming cloudy, with a high near 76. East northeast wind 15 to 20 mph, with gusts as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64. East wind 5 to 11 mph.
Juneteenth
A 20 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 87. Southeast wind 5 to 10 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. East southeast wind 6 to 11 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Capron OK
 36.8°N 98.53°W
Last Update:
1:26 am CDT Jun 18, 2026
Forecast Valid:
1am CDT Jun 18, 2026-6pm CDT Jun 24, 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