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: Tuesday, 26-May-2026 11:00 pm
 
Rest of
tonight
Fair
Fair
Wednesday

Mostly Sunny
Mostly Sunny
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Thunder storm
Thunder storm
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Cloudy
Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Mostly Cloudy
Mostly Cloudy
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Clear
Clear
<2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
Low: 14° High: 30° Low: 16° High: 29° Low: 13° High: 26° Low: 14° High: 27° Low: 15° High: 23° Low: 14° High: 21° Low: 14° High: 21° Low: 14° High: 21° Low: 8°
                                 
ENE
3
mph
Light air
ENE
9-19
mph
Fresh breeze
ENE
9-19→6
mph
Fresh breeze
SE→SSW
9-18
mph
Moderate breeze
SSW→WSW
4
mph
Light breeze
WNW
7-17
mph
Moderate breeze
WNW→NNW
3
mph
Light air
E→SSW
3
mph
Light air
WNW
5
mph
Light breeze
W
7-16→10-19
mph
Fresh breeze
WSW
7-17
mph
Moderate breeze
SW
11-20
mph
Fresh breeze
SW
11-20→7
mph
Fresh breeze
W
10-19
mph
Fresh breeze
WSW
9-19
mph
Fresh breeze
SW
15-25
mph
Strong breeze
W
11-23→7
mph
Fresh breeze
UV: 7
 High 
UV: 6
 High 
UV: 6
 High 
UV: 5
 Medium 
UV: 6
 High 
UV: 6
 High 

 

Rest of tonight
 
Fair. Low 14°. Wind east-northeast around 3 mph.
Wednesday
 
Sunny in the morning, becoming mostly sunny in the afternoon. High 30°. UV index up to 7. Wind east-northeast around 9 mph, gusting to 19 mph.
Wednesday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 16°. Wind east-northeast around 9 mph, gusting to 19 mph, in the evening, becoming 6 mph after midnight.
Thursday
 
Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 29°. UV index up to 6. Wind southeast around 9 mph, gusting to 18 mph, in the morning, becoming south-southwest in the afternoon.
Thursday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 13°. Wind south-southwest around 4 mph in the evening, becoming west-southwest after midnight.
Friday
 
Partly to mostly cloudy. High 26°. UV index up to 6. Wind west-northwest around 7 mph, gusting to 17 mph.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 14°. Wind west-northwest around 3 mph in the evening, becoming north-northwest after midnight.
Saturday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Scattered thundershowers possible. High 27°. UV index up to 5. Wind east around 3 mph in the morning, becoming south-southwest in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Precipitation showery or intermittent. Low 15°. Wind west-northwest around 5 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Dense overcast in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 23°. UV index up to 6. Wind west around 7 mph, gusting to 16 mph, in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Partly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Low 14°. Wind west-southwest around 7 mph, gusting to 17 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Dense overcast in the morning, becoming cloudy in the afternoon. A slight chance of rain. High 21°. Wind southwest around 11 mph, gusting to 20 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Dense overcast in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Precipitation showery or intermittent. Low 14°. Wind southwest around 11 mph, gusting to 20 mph, in the evening, becoming 7 mph after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 21°. Wind west around 10 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 14°. Wind west-southwest around 9 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Dense overcast in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 21°. UV index up to 6. Wind southwest around 15 mph, gusting to 25 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Clear. Low 8°. Wind west around 11 mph, gusting to 23 mph, in the evening, becoming 7 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.