Heavy Rain and Strong Winds in the Northwest; Severe Thunderstorms and Excessive Rainfall in the Mississippi Valley

Areas of heavy rain and strong winds are ongoing in the Northwest. Showers and severe thunderstorms over parts of the Upper/Middle Mississippi Valley and Central Plains may produce damaging gusts, large hail, and localized areas of flash flooding. A heat wave will impact the southwest U.S. and California Central Valley. Read More >

Current conditions at

Winchester Regional (KOKV)

Lat: 39.15°NLon: 78.15°WElev: 728ft.

Partly Cloudy

82°F

28°C

Humidity	51%
Wind Speed	S 10 mph
Barometer	29.92 in
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	4 Jun 3:55 pm EDT

More Information:

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

Extended Forecast for

Markham VA

This Afternoon
High: 86 °F
Isolated
T-storms
Tonight
Low: 66 °F
Scattered
T-storms then
Scattered
Showers
Wednesday
High: 82 °F
Showers
Likely then
T-storms
Wednesday Night
Low: 69 °F
Showers then
Chance
Showers
Thursday
High: 87 °F
Slight Chance
T-storms
Thursday Night
Low: 61 °F
Partly Cloudy
Friday
High: 78 °F
Sunny
Friday Night
Low: 56 °F
Mostly Clear
Saturday
High: 76 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Isolated showers and thunderstorms. Mostly sunny, with a high near 86. Light southeast wind. Chance of precipitation is 20%.

Tonight

Scattered showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.

Wednesday

A slight chance of showers, then showers and possibly a thunderstorm after 11am. High near 82. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 5am, then a chance of showers after 5am. Low around 69. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 87. West wind 3 to 5 mph. Chance of precipitation is 20%.

Thursday Night

Partly cloudy, with a low around 61.

Friday

Sunny, with a high near 78.

Friday Night

Mostly clear, with a low around 56.

Saturday

Mostly sunny, with a high near 76.

Saturday Night

Partly cloudy, with a low around 57.

Sunday

A chance of showers. Mostly sunny, with a high near 77. Chance of precipitation is 30%.