WXSIM Forecast for: Harrisonburg
Issued by: HBurg-wx.net
Updated: Saturday, 18-Apr-2026 11:00 am
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Thunder storm
Thunder storm
Sunday

Chance rain
Chance rain
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Clear
Clear
Tuesday

Sunny
Sunny
Tuesday
night
Partly Cloudy
Partly Cloudy
.25 in. <.1 in. <.1 in.
High: 84° Low: 53° High: 60° Low: 43° High: 56° Low: 33° High: 68° Low: 49°
               
SSW
8-17
mph
Moderate breeze
WSW→WNW
4
mph
Light breeze
WNW
7-18→10-20
mph
Fresh breeze
WNW
3
mph
Light air
WNW
6-18→10-20
mph
Fresh breeze
NNW
3
mph
Light air
SSE
2→6-16
mph
Moderate breeze
SSW
5
mph
Light breeze
UV: 9
 Very High 
UV: 8
 Very High 
UV: 7
 High 
UV: 9
 Very High 

 

This afternoon
 
Partly cloudy. High 84°. UV index up to 9. Wind south-southwest around 8 mph, gusting to 17 mph.
Tonight
 
Mostly cloudy in the evening, becoming cloudy after midnight. Rain likely. Thunderstorms very likely, some possibly severe. Low 53°. Wind west-southwest around 4 mph in the evening, becoming west-northwest after midnight. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming sunny in the afternoon. A chance of rain. High 60°. UV index up to 8. Wind west-northwest around 7 mph, gusting to 18 mph, in the morning, becoming 10 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch.
Sunday night
 
Clear in the evening, becoming fair to partly cloudy after midnight. Low 43°. Wind west-northwest around 3 mph.
Monday
 
Partly cloudy. A slight chance of rain. High 56°. UV index up to 7. Wind west-northwest around 6 mph, gusting to 18 mph, in the morning, becoming 10 mph, gusting to 20 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than a tenth of an inch.
Monday night
 
Clear in the evening, becoming fair after midnight. Low 33°. Wind north-northwest around 3 mph.
Tuesday
 
Sunny. High 68°. UV index up to 9. Wind south-southeast around 2 mph in the morning, becoming 6 mph, gusting to 16 mph, in the afternoon.
Tuesday night
 
Clear in the evening, becoming partly cloudy after midnight. Low 49°. Wind south-southwest around 5 mph.

WXSIM forecast formatting script by Saratoga-Weather.org.