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, 28-May-2026 05:00 pm
 
Tonight

Mostly Cloudy
Mostly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Chance rain
Chance rain
Monday
night
Thunder storm
Thunder storm
Tuesday

Thunder storm
Thunder storm
Tuesday
night
Fog late
Fog late
Wednesday

Chance rain
Chance rain
Wednesday
night
Thunder storm
Thunder storm
Thursday

Thunder storm
Thunder storm
Thursday
night
Thunder storm
Thunder storm
Friday

Thunder storm
Thunder storm
Friday
night
Fog late
Fog late
<2 mm. 5 mm. 15 mm. 10 mm. <2 mm. <5 mm. <2 mm. 5 mm. <2 mm. <5 mm. <2 mm.
Low: 15° High: 24° Low: 13° High: 25° Low: 13° High: 20° Low: 11° High: 19° Low: 14° High: 19° Low: 12° High: 18° Low: 13° High: 18° Low: 11° High: 17° Low: 9°
                                 
SSW→WNW
5
mph
Light breeze
NW
7-17
mph
Moderate breeze
NW
4
mph
Light breeze
NNE→W
4
mph
Light breeze
W
5
mph
Light breeze
W
7-17→11-18
mph
Moderate breeze
W
8-18→4
mph
Moderate breeze
SW
8-18→13-21
mph
Fresh breeze
SW
11-18
mph
Moderate breeze
WSW
9-17
mph
Moderate breeze
WNW
10-18→7
mph
Moderate breeze
SSW
10-18→13-21
mph
Fresh breeze
SSW
11-21
mph
Fresh breeze
SSW
14-24→18-26
mph
Strong breeze
SW
12-23
mph
Fresh breeze
SW
12-20
mph
Fresh breeze
SW→W
6
mph
Light breeze
UV: 4
 Medium 
UV: 6
 High 

 

Tonight
 
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 15°. Wind south-southwest around 5 mph in the evening, becoming west-northwest after midnight.
Friday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. High 24°. UV index up to 4. Wind northwest around 7 mph, gusting to 17 mph.
Friday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind northwest around 4 mph.
Saturday
 
Mostly cloudy. High 25°. UV index up to 6. Wind north-northeast around 4 mph in the morning, becoming west in the afternoon.
Saturday night
 
Partly to mostly cloudy. Low 13°. Wind west around 5 mph.
Sunday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 20°. Wind west around 7 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.
Sunday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind west around 8 mph, gusting to 18 mph, in the evening, becoming 4 mph after midnight.
Monday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 19°. Wind southwest around 8 mph, gusting to 18 mph, in the morning, becoming 13 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Monday night
 
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog. Rain likely in the evening, then a chance of rain after midnight. Scattered thundershowers possible. Low 14°. Wind southwest around 11 mph, gusting to 18 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog. A chance of rain in the morning, then rain likely in the afternoon. Scattered thundershowers possible. High 19°. Wind west-southwest around 9 mph, gusting to 17 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Tuesday night
 
Mostly cloudy. Patchy light fog in the evening, then light to moderate fog after midnight. A slight chance of rain. Low 12°. Wind west-northwest around 10 mph, gusting to 18 mph, in the evening, becoming 7 mph after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. High 18°. Wind south-southwest around 10 mph, gusting to 18 mph, in the morning, becoming 13 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
Fair in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain after midnight. Scattered thundershowers possible. Low 13°. Wind south-southwest around 11 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Thursday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. Rain likely. Scattered thunderstorms likely. High 18°. Wind south-southwest around 14 mph, gusting to 24 mph, in the morning, becoming 18 mph, gusting to 26 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around 5 mm.
Thursday night
 
Partly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Scattered thundershowers possible. Low 11°. Wind southwest around 12 mph, gusting to 23 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Scattered thundershowers possible. High 17°. Wind southwest around 12 mph, gusting to 20 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Friday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 9°. Wind southwest around 6 mph in the evening, becoming west after midnight. Chance of precipitation 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.