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: Thursday, 03-Sep-2026 05:00 pm
 
Tonight

Mostly Cloudy
Mostly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Sunny
Mostly Sunny
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Chance rain
Chance rain
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Mostly Clear
Mostly Clear
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Chance rain
Chance rain
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Sunny
Sunny
Friday
night
Fog late
Fog late
<2 mm. <2 mm. <2 mm. 2 mm. <2 mm. 5 mm. <2 mm.
Low: 17° High: 20° Low: 13° High: 22° Low: 12° High: 24° Low: 12° High: 22° Low: 14° High: 19° Low: 9° High: 19° Low: 12° High: 22° Low: 15° High: 22° Low: 11°
                                 
SSW
12-21→16-23
mph
Fresh breeze
W
14-23
mph
Fresh breeze
WNW
10-21→6
mph
Fresh breeze
W
6
mph
Light breeze
SSW→SSE
3
mph
Light air
SSE
6-16→10-17
mph
Moderate breeze
SSE→SW
4
mph
Light breeze
WSW
8-17→11-18
mph
Moderate breeze
WSW
9-17
mph
Moderate breeze
WNW
11-22→15-24
mph
Fresh breeze
WNW
9-21→6
mph
Fresh breeze
WNW
10-19
mph
Fresh breeze
SW→S
10-17
mph
Moderate breeze
W
14-22
mph
Fresh breeze
W
10-20
mph
Fresh breeze
W
12-21
mph
Fresh breeze
WNW
7-17→4
mph
Moderate breeze
UV: 4
 Medium 
UV: 4
 Medium 

 

Tonight
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Breezy. Low 17°. Wind south-southwest around 12 mph, gusting to 21 mph, in the evening, becoming 16 mph, gusting to 23 mph, after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Breezy. High 20°. Wind west around 14 mph, gusting to 23 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 13°. Wind west-northwest around 10 mph, gusting to 21 mph, in the evening, becoming 6 mph after midnight.
Saturday
 
Partly to mostly sunny. High 22°. UV index up to 4. Wind west around 6 mph.
Saturday night
 
Partly cloudy. Low 12°. Wind south-southwest around 3 mph in the evening, becoming south-southeast after midnight.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Warm. High 24°. Wind south-southeast around 6 mph, gusting to 16 mph, in the morning, becoming 10 mph, gusting to 17 mph, in the afternoon.
Sunday night
 
Cloudy in the evening, becoming fair to partly cloudy after midnight. Low 12°. Wind south-southeast around 4 mph in the evening, becoming southwest after midnight.
Monday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 22°. Wind west-southwest around 8 mph, gusting to 17 mph, in the morning, becoming 11 mph, gusting to 18 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. A chance of rain after midnight. Low 14°. Wind west-southwest around 9 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Tuesday
 
Partly cloudy in the morning, becoming sunny in the afternoon. A slight chance of rain. Breezy. High 19°. Wind west-northwest around 11 mph, gusting to 22 mph, in the morning, becoming 15 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly clear in the evening, becoming clear after midnight. Low 9°. Wind west-northwest around 9 mph, gusting to 21 mph, in the evening, becoming 6 mph after midnight.
Wednesday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. High 19°. Wind west-northwest around 10 mph, gusting to 19 mph.
Wednesday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind southwest around 10 mph, gusting to 17 mph, in the evening, becoming south after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Thursday
 
Mostly cloudy to cloudy. A slight chance of rain. Breezy. High 22°. Wind west around 14 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. Low 15°. Wind west around 10 mph, gusting to 20 mph.
Friday
 
Sunny. Breezy. High 22°. UV index up to 4. Wind west around 12 mph, gusting to 21 mph.
Friday night
 
Clear in the evening, becoming fair after midnight. Light to moderate fog in the evening, then moderate fog after midnight. Low 11°. Wind west-northwest around 7 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight.

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.