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 07:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Chance rain
Chance rain
Tuesday
night
Fog late
Fog late
Wednesday

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

Overcast
Overcast
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

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

 

Today
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. Breezy and warm. High 23°. Wind south-southwest around 11 mph, gusting to 22 mph, in the morning, becoming 15 mph, gusting to 23 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tonight
 
Mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Breezy and mild. Low 18°. Wind south-southwest around 12 mph, gusting to 21 mph, in the evening, becoming 15 mph, gusting to 22 mph, after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Mostly cloudy to cloudy. A slight chance of rain. Breezy. High 21°. Wind west around 14 mph, gusting to 24 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 13°. Wind west around 10 mph, gusting to 21 mph, in the evening, becoming 6 mph after midnight.
Saturday
 
Mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. High 22°. UV index up to 4. Wind west around 5 mph.
Saturday night
 
Clear in the evening, becoming partly cloudy after midnight. Low 11°. Wind 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 9 mph, gusting to 18 mph.
Sunday night
 
Partly cloudy in the evening, becoming mostly clear after midnight. Low 12°. Wind south-southeast around 4 mph in the evening, becoming west after midnight.
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 west-northwest around 6 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 19 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 cloudy after midnight. A chance of rain after midnight. Low 14°. Wind west around 8 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy in the morning, becoming sunny in the afternoon. A chance of rain. Breezy. High 19°. Wind west-northwest around 12 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Fair in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 9°. Wind west-northwest around 8 mph, gusting to 20 mph, in the evening, becoming 5 mph after midnight.
Wednesday
 
Sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. High 19°. Wind west-northwest around 9 mph, gusting to 19 mph.
Wednesday night
 
Cloudy. A slight chance of rain after midnight. Low 13°. Wind west-northwest around 2 mph in the evening, becoming west-southwest after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Dense overcast. A chance of rain. High 16°. Wind south around 3 mph in the morning, becoming 6 mph in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Low 12°. Wind east around 5 mph in the evening, becoming north-northeast after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 20°. Wind west-northwest around 6 mph, gusting to 16 mph, in the morning, becoming 10 mph, gusting to 17 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 10°. Wind west-northwest around 8 mph, gusting to 16 mph, in the evening, becoming 3 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.