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: Friday, 31-Jul-2026 11:00 am
 
This
afternoon
Clear
Clear		 Tonight

Partly Cloudy
Partly Cloudy		 Saturday

Cloudy
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
Partly Cloudy
Partly Cloudy		 Tuesday

Mostly Cloudy
Mostly Cloudy		 Tuesday
night
Fog late
Fog late		 Wednesday

Chance rain
Chance rain		 Wednesday
night
Fog late
Fog late		 Thursday

Fog a.m.
Fog a.m.		 Thursday
night
Partly Cloudy
Partly Cloudy		 Friday

Partly Cloudy
Partly Cloudy		 Friday
night
Partly Cloudy
Partly Cloudy		 Saturday

Partly Cloudy
Partly Cloudy		 Saturday
night
Partly Cloudy
Partly Cloudy
<2 mm. <5 mm. <2 mm.
High: 25° Low: 11° High: 24° Low: 11° High: 27° Low: 14° High: 28° Low: 14° High: 23° Low: 13° High: 25° Low: 13° High: 24° Low: 11° High: 24° Low: 11° High: 25° Low: 11°
                                   
NNW
8-19
mph
Fresh breeze		 WNW
11-20→6
mph
Fresh breeze		 WNW
7-16
mph
Moderate breeze		 WNW→N
7
mph
Light breeze		 NE→SSE
7
mph
Light breeze		 ESE→ENE
5
mph
Light breeze		 NE→SSE
6
mph
Light breeze		 SW
4
mph
Light breeze		 WSW
8-18→14-21
mph
Fresh breeze		 WSW
8-18→3
mph
Moderate breeze		 WSW
7-17
mph
Moderate breeze		 NNW
8
mph
Gentle breeze		 NNW
9-17
mph
Moderate breeze		 NNW
6
mph
Light breeze		 N
8-16
mph
Moderate breeze		 N
6-15
mph
Moderate breeze		 NNW
6-15
mph
Moderate breeze		 NW→NE
3
mph
Light air
UV: 6
 High 		 UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 		 UV: 5
 Medium 

 

This afternoon
 
 Clear. High 25°. UV index up to 6. Wind north-northwest around 8 mph, gusting to 19 mph.
Tonight
 
 Mostly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind west-northwest around 11 mph, gusting to 20 mph, in the evening, becoming 6 mph after midnight.
Saturday
 
 Sunny in the morning, becoming cloudy in the afternoon. High 24°. UV index up to 5. Wind west-northwest around 7 mph, gusting to 16 mph.
Saturday night
 
 Dense overcast in the evening, becoming partly cloudy after midnight. Low 11°. Wind west-northwest around 7 mph in the evening, becoming north after midnight.
Sunday
 
 Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 27°. UV index up to 5. Wind northeast around 7 mph in the morning, becoming south-southeast in the afternoon.
Sunday night
 
 Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind east-southeast around 5 mph in the evening, becoming east-northeast after midnight.
Monday
 
 Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Warm. High 28°. UV index up to 5. Wind northeast around 6 mph in the morning, becoming south-southeast in the afternoon.
Monday night
 
 Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 14°. Wind southwest around 4 mph.
Tuesday
 
 Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. A chance of rain. Breezy. High 23°. Wind west-southwest around 8 mph, gusting to 18 mph, in the morning, becoming 14 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
 Partly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 13°. Wind west-southwest around 8 mph, gusting to 18 mph, in the evening, becoming 3 mph after midnight.
Wednesday
 
 Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 25°. UV index up to 5. Wind west-southwest around 7 mph, gusting to 17 mph. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Wednesday night
 
 Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 13°. Wind north-northwest around 8 mph. 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. Patchy light fog in the morning. High 24°. UV index up to 6. Wind north-northwest around 9 mph, gusting to 17 mph.
Thursday night
 
 Partly cloudy in the evening, becoming mostly clear after midnight. Low 11°. Wind north-northwest around 6 mph.
Friday
 
 Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. High 24°. UV index up to 6. Wind north around 8 mph, gusting to 16 mph.
Friday night
 
 Fair to partly cloudy in the evening, becoming mostly clear after midnight. Low 11°. Wind north around 6 mph, gusting to 15 mph.
Saturday
 
 Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. Warm. High 25°. UV index up to 5. Wind north-northwest around 6 mph, gusting to 15 mph.
Saturday night
 
 Fair to partly cloudy. Low 11°. Wind northwest around 3 mph in the evening, becoming northeast after midnight.

WXSIM forecast formatting script by Saratoga-Weather.org.

 
 
 
 
Forecast
 
Trends
             
 		  
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.