Active Weather Pattern Expected From the Midwest to the Southern Plains; Dangerous Heat Likely in Southern Texas

A strong storm system will bring numerous to widespread severe thunderstorms across portions of the Midwest and Upper Great Lakes Tuesday. Tornadoes (a few strong), damaging winds and large hail are expected. Record high temperatures will be possible over southern Texas the next several days. This may lead to dangerous heat concerns especially for areas already without power. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Overcast

73°F

23°C

Humidity	90%
Wind Speed	SE 5 mph
Barometer	29.74 in (1006.6 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Last update	21 May 10:53 pm CDT

More Information:

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

Extended Forecast for

Hecker IL

Tonight
Low: 64 °F
T-storms
Likely
Wednesday
High: 79 °F
Mostly Sunny
then Chance
Showers
Wednesday Night
Low: 62 °F
Showers
Likely
Thursday
High: 80 °F
Chance
T-storms
Thursday Night
Low: 67 °F
Chance
T-storms then
Showers
Likely
Friday
High: 84 °F
Showers
Friday Night
Low: 61 °F
Chance
T-storms
Saturday
High: 80 °F
Sunny then
Slight Chance
Showers
Saturday Night
Low: 62 °F
Chance
Showers then
Showers
Likely

Detailed Forecast

Tonight

Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 64. Southwest wind 6 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

Wednesday

A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 79. West wind 6 to 9 mph.

Wednesday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 62. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

Thursday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Calm wind becoming south around 6 mph in the morning.

Thursday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Southeast wind around 6 mph. Chance of precipitation is 60%.

Friday

Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.

Friday Night

A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 61.

Saturday

A 20 percent chance of showers after 1pm. Sunny, with a high near 80.

Saturday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 62. Chance of precipitation is 60%.

Sunday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

Sunday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

Memorial Day

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.

Monday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.

Tuesday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.