Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Camp David (KRSP)

Lat: 39.65°NLon: 77.47°WElev: 1841ft.

N/A

Humidity	NA
Wind Speed	NA
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	* Not a current observation *

More Information:

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

Extended Forecast for

Thurmont MD

This Afternoon
High: 84 °F
Mostly Sunny
Tonight
Low: 68 °F
Mostly Cloudy
Wednesday
High: 83 °F
Showers
Likely
Wednesday Night
Low: 71 °F
Showers
Likely then
Chance
Showers
Thursday
High: 88 °F
Partly Sunny
then Chance
T-storms
Thursday Night
Low: 71 °F
Chance
T-storms then
Chance
Showers
Friday
High: 88 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 70 °F
Chance
T-storms
Saturday
High: 86 °F
Partly Sunny
then Chance
T-storms

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 84. Calm wind.

Tonight

Mostly cloudy, with a low around 68. Light southeast wind.

Wednesday

Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 83. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. South wind 3 to 6 mph. Chance of precipitation is 50%.

Thursday Night

A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

Saturday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 87.

Sunday Night

Partly cloudy, with a low around 71.