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: Saturday, 05-Sep-2026 06:00 am
 
Today

Mostly Sunny
Mostly Sunny
Tonight

Partly Cloudy
Partly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Cloudy
Cloudy
Tuesday

Chance rain
Chance rain
Tuesday
night
Clear
Clear
Wednesday

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

Mostly Cloudy
Mostly Cloudy
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Cloudy
Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 22° Low: 13° High: 26° Low: 13° High: 23° Low: 15° High: 18° Low: 9° High: 20° Low: 13° High: 19° Low: 14° High: 19° Low: 9° High: 20° Low: 13° High: 20° Low: 13°
                                   
W
6-16
mph
Moderate breeze
SW→SE
2
mph
Light air
SSE
6-16→9-18
mph
Moderate breeze
S→SW
4
mph
Light breeze
WSW
8-20→11-21
mph
Fresh breeze
WSW
6-16→10-18
mph
Moderate breeze
W
10-19
mph
Fresh breeze
W
7-18
mph
Moderate breeze
W
8-17
mph
Moderate breeze
WSW
5
mph
Light breeze
SW
13-21
mph
Fresh breeze
SW
12-18
mph
Moderate breeze
WNW
13-22
mph
Fresh breeze
WNW
9-20→5
mph
Fresh breeze
WNW
6-16→11-22
mph
Fresh breeze
WSW→WNW
7-16
mph
Moderate breeze
NNW
6
mph
Light breeze
NNW
3
mph
Light air
UV: 5
 Medium 
UV: 4
 Medium 

 

Today
 
Partly to mostly sunny. Mild. High 22°. UV index up to 5. Wind west around 6 mph, gusting to 16 mph.
Tonight
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 13°. Wind southwest around 2 mph in the evening, becoming southeast after midnight.
Sunday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Warm. High 26°. UV index up to 4. Wind south-southeast around 6 mph, gusting to 16 mph, in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon.
Sunday night
 
Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 13°. Wind south around 4 mph in the evening, becoming southwest after midnight.
Monday
 
Partly to mostly sunny in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the afternoon. Warm. High 23°. Wind west-southwest around 8 mph, gusting to 20 mph, in the morning, becoming 11 mph, gusting to 21 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy in the evening, becoming dense overcast after midnight. A chance of rain after midnight. Low 15°. Wind west-southwest around 6 mph, gusting to 16 mph, in the evening, becoming 10 mph, gusting to 18 mph, after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 18°. Wind west around 10 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Clear. Low 9°. Wind west around 7 mph, gusting to 18 mph.
Wednesday
 
Mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. High 20°. Wind west around 8 mph, gusting to 17 mph.
Wednesday night
 
Cloudy. A slight chance of rain after midnight. Low 13°. Wind west-southwest around 5 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Breezy. High 19°. Wind southwest around 13 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Mostly cloudy to cloudy. A slight chance of rain. Breezy. Low 14°. Wind southwest around 12 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Breezy. High 19°. Wind west-northwest around 13 mph, gusting to 22 mph.
Friday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 9°. Wind west-northwest around 9 mph, gusting to 20 mph, in the evening, becoming 5 mph after midnight.
Saturday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain in the afternoon. High 20°. Wind west-northwest around 6 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 22 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Cloudy. A chance of rain. Low 13°. Wind west-southwest around 7 mph, gusting to 16 mph, in the evening, becoming west-northwest after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy to cloudy. A slight chance of rain. High 20°. Wind north-northwest around 6 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Low 13°. Wind north-northwest around 3 mph. 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.