NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

SULLIVAN (KUUV)

Lat: 38.23° N Lon: 91.16° W Elev: 933 ft.

Fair

Humidity	NA
Wind Speed	S 8 mph
Barometer	29.86 in
Dewpoint	NA
Visibility	10.00 mi
Last update	16 May 8:55 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Washington County

Tonight

Mostly cloudy. Lows in the mid 60s. South winds 5 to 10 mph with gusts up to 20 mph.

Sunday

Sunny. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 30 mph.

Sunday Night

Mostly clear in the evening, then becoming partly cloudy. Lows around 70. South winds 10 to 15 mph with gusts up to 30 mph.

Monday

Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.

Monday Night

Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows around 70. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.

Tuesday And Tuesday Night

Showers with a chance of thunderstorms. Highs in the upper 80s. Lows in the upper 50s. Chance of rain 90 percent.

Wednesday

A slight chance of thunderstorms in the morning. Mostly cloudy with a slight chance of showers. Much cooler with highs in the lower 70s. Chance of rain 20 percent.

Wednesday Night

Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s.

Thursday

Partly sunny. Highs in the lower 70s.

Thursday Night Through Friday Night

Mostly cloudy with a 20 percent chance of showers. Lows in the mid 50s. Highs in the mid 70s.

Saturday

Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent.