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: Friday, 11-Sep-2026 09:00 am
 
Today

Partly Cloudy
Partly Cloudy
Tonight

Fog late
Fog late
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Rain likely
Rain likely
Sunday

Rain likely
Rain likely
Sunday
night
Fog
Fog
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Fog late
Fog late
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Sunny
Sunny
Friday
night
Fog
Fog
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Fog
Fog
20 mm. 10 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 21° Low: 11° High: 23° Low: 17° High: 23° Low: 15° High: 23° Low: 15° High: 21° Low: 12° High: 17° Low: 12° High: 18° Low: 10° High: 20° Low: 10° High: 21° Low: 11°
                                   
WNW
5
mph
Light breeze
WNW
4
mph
Light breeze
WSW
7-18→12-21
mph
Fresh breeze
WSW
8-17
mph
Moderate breeze
WSW
10-19
mph
Fresh breeze
WNW
5
mph
Light breeze
SSW
6→9-16
mph
Moderate breeze
SSW
5
mph
Light breeze
W
7-16→12-21
mph
Fresh breeze
W
8-18
mph
Moderate breeze
W
8-16
mph
Moderate breeze
W
7
mph
Light breeze
W
11-19
mph
Fresh breeze
W
5
mph
Light breeze
W
5
mph
Light breeze
W
2
mph
Light air
SSE
calm→4
mph
Light breeze
SSE→E
3
mph
Light air

 

Today
 
Partly cloudy. High 21°. Wind west-northwest around 5 mph.
Tonight
 
Fair to partly cloudy. Patchy light fog after midnight. Low 11°. Wind west-northwest around 4 mph.
Saturday
 
Mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. Warm. High 23°. Wind west-southwest around 7 mph, gusting to 18 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon.
Saturday night
 
Dense overcast. Patchy light fog after midnight. A slight chance of rain in the evening, then rain likely after midnight. Mild. Low 17°. Wind west-southwest around 8 mph, gusting to 17 mph. Chance of precipitation 80 percent. Precipitation mostly around 20 mm.
Sunday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. Rain likely in the morning, then a slight chance of rain in the afternoon. Warm. High 23°. Wind west-southwest around 10 mph, gusting to 19 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Sunday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Patchy light fog. Low 15°. Wind west-northwest around 5 mph.
Monday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Warm. High 23°. Wind south-southwest around 6 mph in the morning, becoming 9 mph, gusting to 16 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 15°. Wind south-southwest around 5 mph.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming mostly sunny in the afternoon. A slight chance of rain. Mild. High 21°. Wind west around 7 mph, gusting to 16 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Clear in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 12°. Wind west around 8 mph, gusting to 18 mph.
Wednesday
 
Partly to mostly cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. High 17°. Wind west around 8 mph, gusting to 16 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 12°. Wind west around 7 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Breezy. High 18°. Wind west around 11 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Partly cloudy in the evening, becoming clear after midnight. Low 10°. Wind west around 5 mph.
Friday
 
Sunny. High 20°. Wind west around 5 mph.
Friday night
 
Clear. Patchy light fog. Low 10°. Wind west around 2 mph.
Saturday
 
Mostly sunny. Patchy light fog in the morning. High 21°. Wind south-southeast near calm in the morning, becoming 4 mph in the afternoon.
Saturday night
 
Clear. Patchy light fog. Low 11°. Wind south-southeast around 3 mph in the evening, becoming east 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.