Severe Thunderstorm and Critical Fire Weather Threats in the Central U.S. Tuesday

There is an Enhanced Risk (Level 3 of 5) for severe thunderstorms Tuesday with threats for significant severe hail and tornado potential over southern Iowa into northern Missouri and west-central Illinois. Elevated to critical fire weather is possible Tuesday due to gusty winds and dry conditions over parts of the southern High Plains and northeastern Montana. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

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Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

75°F

24°C

Humidity	69%
Wind Speed	S 9 mph
Barometer	29.86 in (1010.9 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	15 Apr 10:53 pm CDT

More Information:

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

Extended Forecast for

4 Miles WSW Arnold MO

Tonight

Cloudy
Low: 67 °F
Tuesday

Slight Chance
T-storms then
T-storms and
Breezy
High: 82 °F
Tuesday
Night

T-storms then
Slight Chance
T-storms
Low: 65 °F
Wednesday

Sunny
High: 78 °F
Wednesday
Night

Clear
Low: 52 °F
Thursday

Mostly Sunny
then Chance
Showers
High: 77 °F
Thursday
Night

Showers
Likely
Low: 50 °F
Friday

Slight Chance
T-storms
High: 64 °F
Friday
Night

Chance
Showers
Low: 47 °F

Detailed Forecast

Tonight

Cloudy, with a low around 67. Southeast wind around 9 mph.

Tuesday

Showers and thunderstorms, mainly after 2pm. High near 82. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%.

Tuesday Night

Showers and thunderstorms, mainly before 10pm. Low around 65. South wind 14 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.

Wednesday

Sunny, with a high near 78. West wind 14 to 18 mph, with gusts as high as 29 mph.

Wednesday Night

Clear, with a low around 52. West wind 6 to 14 mph.

Thursday

A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 77. Chance of precipitation is 40%.

Thursday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.

Friday

A slight chance of showers and thunderstorms. Partly sunny, with a high near 64. Chance of precipitation is 20%.

Friday Night

A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 47.

Saturday

A 20 percent chance of showers. Partly sunny, with a high near 61.

Saturday Night

Mostly cloudy, with a low around 42.

Sunday

Mostly sunny, with a high near 62.

Sunday Night

Mostly clear, with a low around 41.