Hot Temperatures, Excessive Rainfall, and Severe Thunderstorms in the Eastern U.S.

Hot temperatures are expected again today along the Mid-Atlantic, Southeast, and lower Mississippi Valley. Heavy to excessive rainfall from thunderstorms today in parts of the Midwest to the Mid-Atlantic regions may bring areas of flooding. Severe thunderstorms pose a risk for damaging wind gusts across the Mid Atlantic region again today. Read More >

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair with Haze

85°F

29°C

Humidity	85%
Wind Speed	Calm
Barometer	29.97 in
Dewpoint	80°F (27°C)
Visibility	6.00 mi
Heat Index	99°F (37°C)
Last update	5 Jul 11:55 am EDT

More Information:

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

Extended Forecast for

Colora MD

Heat Advisory until July 5, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until July 5, 08:00pm
NOW until 8:00pm Sun
Heat Advisory
This Afternoon
High: 93 °F
Scattered
T-storms
Tonight
Low: 69 °F
T-storms and
Patchy Fog
then Showers
Likely and
Patchy Fog
Monday
High: 82 °F
T-storms
Likely and
Patchy Fog
Monday Night
Low: 67 °F
T-storms then
Showers
Likely
Tuesday
High: 81 °F
Showers
Likely
Tuesday Night
Low: 65 °F
Showers
Likely
Wednesday
High: 82 °F
Partly Sunny
then Slight
Chance
T-storms
Wednesday Night
Low: 66 °F
Partly Cloudy

Detailed Forecast

This Afternoon

Scattered showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 93. Heat index values as high as 101. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.

Tonight

Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then scattered showers and thunderstorms after 3am. Patchy fog after 11pm. Low around 69. East wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then showers and thunderstorms likely after 5pm. Patchy fog before 9am. Otherwise, cloudy, with a high near 82. East wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Low around 67. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%.

Tuesday Night

Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

Wednesday

A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 20%.

Wednesday Night

Partly cloudy, with a low around 66.

Thursday

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

Thursday Night

A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.