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: Wednesday, 03-Jun-2026 01:00 pm
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Thunder storm
Thunder storm
Thursday

Thunder storm
Thunder storm
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Cloudy
Cloudy
Saturday

Rain likely
Rain likely
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Overcast
Overcast
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Fog late
Fog late
Wednesday

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

Partly Cloudy
Partly Cloudy
Thursday
night
Fog late
Fog late
<2 mm. <2 mm. <5 mm. <2 mm. <2 mm. <2 mm. 15 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 18° Low: 15° High: 18° Low: 10° High: 18° Low: 11° High: 15° Low: 11° High: 16° Low: 12° High: 20° Low: 11° High: 20° Low: 9° High: 22° Low: 11° High: 24° Low: 11°
                                   
SSW
15-28
mph
Strong breeze
SSW
17-27
mph
Strong breeze
SSW→W
16-27
mph
Strong breeze
W
12-22
mph
Fresh breeze
WSW
10-19
mph
Fresh breeze
SSE
8-18
mph
Moderate breeze
SSE→SSW
14-21
mph
Fresh breeze
WSW
15-23→9-19
mph
Fresh breeze
WSW
11-20→14-21
mph
Fresh breeze
SSW
10-18
mph
Moderate breeze
WSW
14-24
mph
Fresh breeze
WSW
6-18
mph
Moderate breeze
WSW
8-19→12-21
mph
Fresh breeze
SW
9-19
mph
Fresh breeze
SW
14-24
mph
Fresh breeze
SW
7-19→2
mph
Fresh breeze
SSE
4→7-15
mph
Moderate breeze
WNW
7
mph
Light breeze
UV: 4
 Medium 
UV: 4
 Medium 
UV: 6
 High 
UV: 4
 Medium 
UV: 6
 High 
UV: 7
 High 

 

This afternoon
 
Partly cloudy. A chance of rain. High 18°. UV index up to 4. Wind south-southwest around 15 mph, gusting to 28 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tonight
 
Partly to mostly cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Scattered thundershowers possible. Low 15°. Wind south-southwest around 17 mph, gusting to 27 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Thursday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Rain likely. Scattered thunderstorms likely. High 18°, but temperatures falling in the afternoon. Wind south-southwest around 16 mph, gusting to 27 mph, in the morning, becoming west in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 2 and 5 mm.
Thursday night
 
Partly cloudy. A slight chance of rain. Low 10°. Wind west around 12 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain in the afternoon. High 18°. UV index up to 4. Wind west-southwest around 10 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain. Low 11°. Wind south-southeast around 8 mph, gusting to 18 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Dense overcast in the morning, becoming cloudy in the afternoon. Rain likely in the morning, then a chance of rain in the afternoon. High 15°. Wind south-southeast around 14 mph, gusting to 21 mph, in the morning, becoming south-southwest in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Saturday night
 
Mostly cloudy to cloudy. A slight chance of rain. Low 11°. Wind west-southwest around 15 mph, gusting to 23 mph, in the evening, becoming 9 mph, gusting to 19 mph, after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Dense overcast. A slight chance of rain. High 16°. Wind west-southwest around 11 mph, gusting to 20 mph, in the morning, becoming 14 mph, gusting to 21 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Low 12°. Wind south-southwest around 10 mph, gusting to 18 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Monday
 
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 20°. UV index up to 6. Wind west-southwest around 14 mph, gusting to 24 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. Low 11°. Wind west-southwest around 6 mph, gusting to 18 mph.
Tuesday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain in the afternoon. High 20°. UV index up to 4. Wind west-southwest around 8 mph, gusting to 19 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
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 9°. Wind southwest around 9 mph, gusting to 19 mph.
Wednesday
 
Sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. High 22°. UV index up to 6. Wind southwest around 14 mph, gusting to 24 mph.
Wednesday night
 
Partly to mostly cloudy. A slight chance of rain. Low 11°. Wind southwest around 7 mph, gusting to 19 mph, in the evening, becoming 2 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. High 24°. UV index up to 7. Wind south-southeast around 4 mph in the morning, becoming 7 mph, gusting to 15 mph, in the afternoon.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 11°. Wind west-northwest around 7 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.