Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Partly Cloudy

97°F

36°C

Humidity	42%
Wind Speed	SW 12 mph
Barometer	29.95 in
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	104°F (40°C)
Last update	30 Jul 5:50 pm EDT

More Information:

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

Extended Forecast for

Point Of Rocks MD

Flood Watch July 31, 02:00pm until August 1, 02:00am

Heat Advisory until July 30, 08:00pm

Click here for hazard details and duration

Flood Watch

...

Heat Advisory until July 30, 08:00pm
NOW until 8:00pm Wed
Heat Advisory
Tonight
Low: 75 °F
Slight Chance
T-storms then
Mostly Clear
Thursday
High: 93 °F
Slight Chance
T-storms then
T-storms
Likely
Thursday Night
Low: 68 °F
T-storms then
Showers
Friday
High: 78 °F
Chance
Showers
Friday Night
Low: 62 °F
Slight Chance
T-storms then
Slight Chance
Showers
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 58 °F
Mostly Clear
Sunday
High: 83 °F
Mostly Sunny

Detailed Forecast

Tonight

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Light and variable wind. Chance of precipitation is 20%.

Thursday

Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 93. Heat index values as high as 105. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday Night

Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Low around 68. North wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Friday

A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. North wind 7 to 10 mph. Chance of precipitation is 40%.

Friday Night

A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 62. North wind around 7 mph. Chance of precipitation is 20%.

Saturday

Sunny, with a high near 81.

Saturday Night

Mostly clear, with a low around 58.

Sunday

Mostly sunny, with a high near 83.

Sunday Night

Partly cloudy, with a low around 61.

Monday

Mostly sunny, with a high near 85.

Monday Night

Partly cloudy, with a low around 63.