Widespread Summer Heat; Enhanced Severe Weather

A large ridge of high pressure continues to deliver summer heat w/ humidity in several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, south-central Plains, Mid to Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, an enhanced risk of organized severe thunderstorms is possible from Iowa to Illinois and Indiana. Read More >

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77° N Lon: 94.91° W Elev: 823 ft.

Thunderstorm in Vicinity

78°F

26°C

Humidity	67%
Wind Speed	S 7 mph
Barometer	29.98 in (1014.3 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	20 Aug 1:53 pm CDT

More Information:

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

Detailed forecast for

Buchanan County

Late This Afternoon

Showers...thunderstorms likely early in the evening, then a slight chance of showers and thunderstorms early in the evening. Highs in the lower 90s. Heat index readings 102 to 107. South winds around 10 mph. Chance of precipitation 60 percent.

Tonight

Partly cloudy. A 50 percent chance of showers and thunderstorms after midnight. Lows in the mid 70s. Light and variable winds.

Wednesday

Showers...thunderstorms likely early in the morning, then a chance of showers...thunderstorms in the late morning... Early afternoon. Showers and thunderstorms likely late in the afternoon. Highs in the mid 80s. Northeast winds around 10 mph. Chance of precipitation 60 percent.

Wednesday Night

Showers and thunderstorms likely. Lows in the upper 60s. Northeast winds around 10 mph. Chance of precipitation 70 percent.

Thursday

Cloudy with a 50 percent chance of showers and thunderstorms. Highs in the upper 70s. Light and variable winds.

Thursday Night

Mostly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the mid 60s. Light and variable winds.

Friday

Mostly cloudy. Highs in the upper 70s.

Friday Night

Partly cloudy. Lows in the mid 60s.

Saturday

Partly sunny. A 30 percent chance of showers and thunderstorms in the morning. Highs in the lower 80s.