Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Fog/Mist

N/A

Humidity	NA
Wind Speed	NE 5 mph
Barometer	30.12 in
Dewpoint	N/A
Visibility	3.00 mi
Last update	15 Jun 6:53 am EDT

More Information:

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

Extended Forecast for

Glen Arm MD

Today
High: 69 °F
Chance
Showers then
Showers
Likely
Tonight
Low: 60 °F
Showers
Likely
Monday
High: 70 °F
Chance
Showers
Monday Night
Low: 63 °F
Slight Chance
Showers
Tuesday
High: 77 °F
Chance
Showers
Tuesday Night
Low: 69 °F
Showers
Likely
Wednesday
High: 88 °F
Chance
Showers then
Chance
T-storms
Wednesday Night
Low: 72 °F
Chance
T-storms then
Partly Cloudy
Juneteenth
High: 90 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

Today

A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 69. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 5am, then showers likely after 5am. Cloudy, with a low around 60. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A chance of showers, with thunderstorms also possible after 8am. Cloudy, with a high near 70. Northeast wind around 7 mph. Chance of precipitation is 40%.

Monday Night

A slight chance of showers. Cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Tuesday

A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Southeast wind 3 to 6 mph. Chance of precipitation is 40%.

Tuesday Night

A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Wednesday

A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.

Wednesday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

Juneteenth

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%.

Thursday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

Friday

Sunny, with a high near 85.

Friday Night

Mostly clear, with a low around 65.

Saturday

Sunny, with a high near 87.