Winter Sky by David Packman  
Online since February 2006  
  

 
 
 
WXSim Local Weather Forecast
   
This local weather forecast was created using WXSim weather simulator software, and is normally updated every hour at 15 minutes past the hour. It is provided to give a guide as to what weather conditions may be experienced locally, and is most accurate for the first 48 hours.
WXSIM Forecast for: Winchester
Issued by: winchesterweather.org.uk
Updated: Wednesday, 24-Jun-2026 08:00 pm
 
Tonight

Fog late
Fog late
Thursday

Fog a.m.
Fog a.m.
Thursday
night
Thunder storm
Thunder storm
Friday

Mostly Sunny
Mostly Sunny
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Sunny
Sunny
Saturday
night
Fog late
Fog late
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Fog late
Fog late
Thursday

Fog a.m.
Fog a.m.
Thursday
night
Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
Low: 20° High: 34° Low: 21° High: 32° Low: 16° High: 28° Low: 14° High: 23° Low: 13° High: 23° Low: 13° High: 24° Low: 13° High: 24° Low: 12° High: 20° Low: 14°
  Heat: 36°   Heat: 34°                          
NE
7
mph
Light breeze
E
12-21
mph
Fresh breeze
SE
8-19→3
mph
Fresh breeze
W
6-18→10-19
mph
Fresh breeze
WNW→NE
6→calm
mph
Light breeze
S→SW
5-15→9-18
mph
Moderate breeze
SW
7
mph
Light breeze
SW
10-18
mph
Moderate breeze
W
9-18→4
mph
Moderate breeze
WNW
7-16
mph
Moderate breeze
WSW→NW
5
mph
Light breeze
WSW
4-16→11-19
mph
Fresh breeze
WSW
8-17
mph
Moderate breeze
WSW
16-26
mph
Strong breeze
WNW
9-20→5
mph
Fresh breeze
NW
10-19→15-22
mph
Fresh breeze
NW→SW
8-20
mph
Fresh breeze
UV: 7
 High 
UV: 7
 High 
UV: 7
 High 
UV: 5
 Medium 
UV: 6
 High 
UV: 6
 High 
UV: 5
 Medium 
UV: 4
 Medium 

 

Tonight
 
Clear. Light to moderate fog after midnight. Low 20°. Wind northeast around 7 mph.
Thursday
 
Sunny in the morning, becoming mostly sunny in the afternoon. Patchy light fog in the morning. High 34°. Heat index up to 36°. UV index up to 7. Wind east around 12 mph, gusting to 21 mph.
Thursday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain after midnight. Scattered thundershowers possible. Low 21°. Wind southeast around 8 mph, gusting to 19 mph, in the evening, becoming 3 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Sunny in the morning, becoming mostly sunny in the afternoon. High 32°. Heat index up to 34°. UV index up to 7. Wind west around 6 mph, gusting to 18 mph, in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon.
Friday night
 
Partly cloudy in the evening, becoming fair after midnight. Low 16°. Wind west-northwest around 6 mph in the evening, becoming northeast near calm after midnight.
Saturday
 
Sunny. High 28°. UV index up to 7. Wind south around 5 mph, gusting to 15 mph, in the morning, becoming southwest around 9 mph, gusting to 18 mph, in the afternoon.
Saturday night
 
Clear in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 14°. Wind southwest around 7 mph.
Sunday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 23°. UV index up to 5. Wind southwest around 10 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind west around 9 mph, gusting to 18 mph, in the evening, becoming 4 mph after midnight.
Monday
 
Partly cloudy in the morning, becoming sunny in the afternoon. High 23°. UV index up to 6. Wind west-northwest around 7 mph, gusting to 16 mph.
Monday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind west-southwest around 5 mph in the evening, becoming northwest after midnight.
Tuesday
 
Partly cloudy. High 24°. UV index up to 6. Wind west-southwest around 4 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 13°. Wind west-southwest around 8 mph, gusting to 17 mph.
Wednesday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 24°. UV index up to 5. Wind west-southwest around 16 mph, gusting to 26 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Mostly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. A slight chance of rain. Low 12°. Wind west-northwest around 9 mph, gusting to 20 mph, in the evening, becoming 5 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. High 20°. UV index up to 4. Wind northwest around 10 mph, gusting to 19 mph, in the morning, becoming 15 mph, gusting to 22 mph, in the afternoon.
Thursday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Low 14°. Wind northwest around 8 mph, gusting to 20 mph, in the evening, becoming southwest after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.

WXSIM forecast formatting script by Saratoga-Weather.org.

 
 
 
 
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Never base important decisions or events on data from this private weather station, which is offered as a general guide to local conditions only. Thankyou.