Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

87°F

31°C

Humidity	83%
Wind Speed	S 8 mph
Barometer	29.90 in
Dewpoint	82°F (28°C)
Visibility	10.00 mi
Heat Index	105°F (41°C)
Last update	17 Aug 2:45 pm EDT

More Information:

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

Extended Forecast for

4 Miles NW Darlington MD

This Afternoon
High: 91 °F
Scattered
T-storms
Tonight
Low: 67 °F
Scattered
T-storms then
Mostly Cloudy
Monday
High: 75 °F
Mostly Cloudy
then Slight
Chance
Showers
Monday Night
Low: 63 °F
Chance
Showers
Tuesday
High: 77 °F
Partly Sunny
then Slight
Chance
Showers
Tuesday Night
Low: 62 °F
Mostly Cloudy
Wednesday
High: 81 °F
Partly Sunny
Wednesday Night
Low: 62 °F
Partly Cloudy
Thursday
High: 82 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Isolated showers between 4pm and 5pm, then scattered showers and thunderstorms after 5pm. Partly sunny, with a high near 91. Heat index values as high as 101. Southwest wind around 6 mph. Chance of precipitation is 30%.

Tonight

Scattered showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 67. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 40%.

Monday

A slight chance of showers between 2pm and 5pm. Cloudy, with a high near 75. Northeast wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Monday Night

A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 63. East wind around 6 mph. Chance of precipitation is 30%.

Tuesday

A slight chance of showers before 8am, then a slight chance of showers after 2pm. Partly sunny, with a high near 77. East wind around 7 mph. Chance of precipitation is 20%.

Tuesday Night

Mostly cloudy, with a low around 62.

Wednesday

Partly sunny, with a high near 81.

Wednesday Night

Partly cloudy, with a low around 62.

Thursday

Mostly sunny, with a high near 82.

Thursday Night

Mostly clear, with a low around 61.

Friday

Mostly sunny, with a high near 83.