Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Martinsville (KMTV)

Lat: 36.63°NLon: 80.02°WElev: 942ft.

Overcast

70°F

21°C

Humidity	92%
Wind Speed	Calm
Barometer	30.03 in
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	4 Aug 3:15 am EDT

More Information:

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

Extended Forecast for

5 Miles NW Callands VA

Overnight
Low: 69 °F
Chance
T-storms
Tuesday
High: 80 °F
Mostly Cloudy
then Showers
Likely
Tuesday Night
Low: 69 °F
Showers
Likely
Wednesday
High: 84 °F
Partly Sunny
then Chance
T-storms
Wednesday Night
Low: 70 °F
Slight Chance
T-storms
Thursday
High: 87 °F
Mostly Sunny
then Chance
T-storms
Thursday Night
Low: 70 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 87 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 69 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Overnight

A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 80. Northeast wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Thursday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

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

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

Friday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

Saturday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 89.