
Excessive Rainfall Possible This Weekend; October Heat Wave in California
A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >
Current conditions at
Harford County Airport (K0W3)
Lat: 39.57°NLon: 76.2°WElev: 412ft.
Overcast
60°F
16°C
| Humidity | 100% |
| Wind Speed | E 7 mph |
| Barometer | 30.20 in |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 4 Oct 10:55 am EDT |
Extended Forecast for
Charlestown MD
Today

High: 66 °F
Chance
ShowersTonight

Low: 57 °F
Cloudy
Monday

High: 70 °F
Becoming
SunnyMonday Night

Low: 47 °F
Clear
Tuesday

High: 64 °F
Sunny
Tuesday Night

Low: 47 °F
Clear
Wednesday

High: 69 °F
Sunny
Wednesday Night

Low: 53 °F
Mostly Clear
Thursday

High: 74 °F
Sunny
Detailed Forecast
Today
Areas of drizzle with a chance of showers. Cloudy, with a high near 66. Northeast wind 5 to 7 mph. Chance of precipitation is 50%.
Tonight
Cloudy, with a low around 57. Calm wind.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 70. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 47. Light northwest wind.
Tuesday
Sunny, with a high near 64. Northwest wind 3 to 5 mph.
Tuesday Night
Clear, with a low around 47.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 69.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Charlestown MD
39.58°N 75.98°W (Elev. 26 ft)
39.58°N 75.98°W (Elev. 26 ft)
10:53 am EDT Oct 4, 2026
11am EDT Oct 4, 2026-6pm EDT Oct 10, 2026


