Tropical Depression Bertha Lifting North; Isolated Severe Across Southern U.S.; Heat Continues In West

Tropical Depression Bertha continues to weaken and lift north toward the central Appalachians and eastern Ohio Valley. Heavy rain, gusty winds and flooding are likely. Meanwhile, isolated severe thunderstorms are possible on Thursday from the Southeast to south-central High Plains. Finally, the ongoing heat wave continues in the West and will expand into the Rockies by the weekend. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

72°F

22°C

Humidity	82%
Wind Speed	SE 7 mph
Barometer	29.86 in (1010.1 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	27 May 8:51 pm CDT

More Information:

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

Extended Forecast for

Saint Louis MO

Tonight

Slight Chance
T-storms and
Patchy Fog
Low: 67 °F
Thursday

Chance
Showers and
Patchy Fog
then T-storms
Likely
High: 80 °F
Thursday
Night

T-storms
Likely then
Showers
Likely
Low: 63 °F
Friday

Chance
Showers then
Sunny
High: 76 °F
Friday
Night

Mostly Clear
Low: 55 °F
Saturday

Mostly Sunny
High: 75 °F
Saturday
Night

Mostly Cloudy
Low: 60 °F
Sunday

Mostly Sunny
High: 75 °F
Sunday
Night

Partly Cloudy
Low: 59 °F

Detailed Forecast

Tonight

A slight chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 67. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

Thursday

A chance of showers, then showers and thunderstorms likely after 10am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 80. South wind 3 to 7 mph. Chance of precipitation is 60%.

Thursday Night

Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. Southwest wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 70%.

Friday

A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Partly sunny, then gradually becoming sunny, with a high near 76. Northwest wind 9 to 14 mph. Chance of precipitation is 30%.

Friday Night

Mostly clear, with a low around 55. North wind 5 to 13 mph.

Saturday

Mostly sunny, with a high near 75.

Saturday Night

Mostly cloudy, with a low around 60.

Sunday

Mostly sunny, with a high near 75.

Sunday Night

Partly cloudy, with a low around 59.

Monday

Mostly sunny, with a high near 78.