Heavy to Excessive Rainfall in the Central Appalachians; Severe Weather in the Mid-South; Hot Weather in Southern California

Heavy to excessive rainfall may lead to flooding today over southwest Pennsylvania into northern West Virginia, and western Maryland. Severe thunderstorms are possible this afternoon and evening in the Mid-South and across Eastern North Carolina. An extended period of hot weather is forecast for parts of coastal southern California including Los Angeles from today through Thursday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Fair

72°F

22°C

Humidity	25%
Wind Speed	E 6 mph
Barometer	30.04 in
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Last update	21 May 12:55 pm MDT

More Information:

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

Extended Forecast for

Boulder CO

This Afternoon
High: 76 °F
Sunny and
Breezy
Tonight
Low: 45 °F
Partly Cloudy
and Breezy
then Mostly
Clear
Thursday
High: 77 °F
Sunny then
Slight Chance
T-storms
Thursday Night
Low: 51 °F
Mostly Clear
Friday
High: 86 °F
Mostly Sunny
Friday Night
Low: 52 °F
Slight Chance
T-storms then
Partly Cloudy
Saturday
High: 75 °F
Slight Chance
Showers then
Chance
T-storms
Saturday Night
Low: 49 °F
Chance
T-storms then
Chance
Showers
Sunday
High: 64 °F
Chance
Showers then
T-storms
Likely

Detailed Forecast

This Afternoon

Sunny, with a high near 76. Breezy, with a west wind around 17 mph, with gusts as high as 28 mph.

Tonight

Mostly clear, with a low around 45. Breezy, with a west northwest wind 10 to 15 mph becoming light. Winds could gust as high as 24 mph.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming southeast around 6 mph in the afternoon.

Thursday Night

Mostly clear, with a low around 51. South southeast wind around 6 mph becoming light and variable in the evening.

Friday

Mostly sunny, with a high near 86. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

Friday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 52. Chance of precipitation is 20%.

Saturday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Chance of precipitation is 50%.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.

Sunday

Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 64.

Sunday Night

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.

Memorial Day

A chance of showers and thunderstorms. Mostly sunny, with a high near 72.

Monday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.