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, 04-Aug-2026 03:00 am
 
Rest of
tonight
Mostly Cloudy
Mostly Cloudy		 Tuesday

Partly Cloudy
Partly Cloudy		 Tuesday
night
Partly Cloudy
Partly Cloudy		 Wednesday

Partly Cloudy
Partly Cloudy		 Wednesday
night
Clear
Clear		 Thursday

Mostly Cloudy
Mostly Cloudy		 Thursday
night
Mostly Cloudy
Mostly Cloudy		 Friday

Mostly Cloudy
Mostly Cloudy		 Friday
night
Partly Cloudy
Partly Cloudy		 Saturday

Partly Cloudy
Partly Cloudy		 Saturday
night
Partly Cloudy
Partly Cloudy		 Sunday

Mostly Sunny
Mostly Sunny		 Sunday
night
Partly Cloudy
Partly Cloudy		 Monday

Mostly Sunny
Mostly Sunny		 Monday
night
Partly Cloudy
Partly Cloudy		 Tuesday

Mostly Cloudy
Mostly Cloudy		 Tuesday
night
Partly Cloudy
Partly Cloudy		 Wednesday

Mostly Sunny
Mostly Sunny
<2 mm. <2 mm.
Low: 16° High: 26° Low: 17° High: 23° Low: 11° High: 23° Low: 12° High: 25° Low: 11° High: 25° Low: 11° High: 28° Low: 13° High: 27° Low: 13° High: 25° Low: 12° High: 30°
                                   
SSW
3
mph
Light air		 SSW
9-22→15-24
mph
Fresh breeze		 SSW
11-23
mph
Fresh breeze		 W
14-24
mph
Fresh breeze		 W
12-23→7
mph
Fresh breeze		 WNW
10-20
mph
Fresh breeze		 NW
7-17→3
mph
Moderate breeze		 NNE→WSW
2→6-16
mph
Moderate breeze		 WSW→NNW
7-15→3
mph
Moderate breeze		 SW
2→7-15
mph
Moderate breeze		 SW→NNW
4
mph
Light breeze		 N→WSW
2→6
mph
Light breeze		 WSW→NNW
5
mph
Light breeze		 NNW
7-15
mph
Moderate breeze		 NNE→ESE
5
mph
Light breeze		 ESE
6
mph
Light breeze		 ESE
3
mph
Light air		 SE
7-18→11-20
mph
Fresh breeze
UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 		 UV: 4
 Medium 		 UV: 6
 High 

 

Rest of tonight
 
 Partly to mostly cloudy. Low 16°. Wind south-southwest around 3 mph.
Tuesday
 
 Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain in the afternoon. Precipitation showery or intermittent. Breezy and warm. High 26°. UV index up to 5. Wind south-southwest around 9 mph, gusting to 22 mph, in the morning, becoming 15 mph, gusting to 24 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
 Fair in the evening, becoming partly cloudy after midnight. Breezy. Low 17°. Wind south-southwest around 11 mph, gusting to 23 mph.
Wednesday
 
 Partly cloudy. A slight chance of rain. Breezy. High 23°. UV index up to 5. Wind west around 14 mph, gusting to 24 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
 Clear. Cool. Low 11°. Wind west around 12 mph, gusting to 23 mph, in the evening, becoming 7 mph after midnight.
Thursday
 
 Sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 23°. UV index up to 5. Wind west-northwest around 10 mph, gusting to 20 mph.
Thursday night
 
 Mostly cloudy. Low 12°. Wind northwest around 7 mph, gusting to 17 mph, in the evening, becoming 3 mph after midnight.
Friday
 
 Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. High 25°. UV index up to 6. Wind north-northeast around 2 mph in the morning, becoming west-southwest around 6 mph, gusting to 16 mph, in the afternoon.
Friday night
 
 Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind west-southwest around 7 mph, gusting to 15 mph, in the evening, becoming north-northwest around 3 mph after midnight.
Saturday
 
 Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Warm. High 25°. UV index up to 5. Wind southwest around 2 mph in the morning, becoming 7 mph, gusting to 15 mph, in the afternoon.
Saturday night
 
 Mostly clear in the evening, becoming fair to partly cloudy after midnight. Low 11°. Wind southwest around 4 mph in the evening, becoming north-northwest after midnight.
Sunday
 
 Mostly sunny in the morning, becoming sunny in the afternoon. Warm. High 28°. UV index up to 6. Wind north around 2 mph in the morning, becoming west-southwest around 6 mph in the afternoon.
Sunday night
 
 Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 13°. Wind west-southwest around 5 mph in the evening, becoming north-northwest after midnight.
Monday
 
 Sunny in the morning, becoming partly to mostly sunny in the afternoon. Warm. High 27°. UV index up to 6. Wind north-northwest around 7 mph, gusting to 15 mph.
Monday night
 
 Mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 13°. Wind north-northeast around 5 mph in the evening, becoming east-southeast after midnight.
Tuesday
 
 Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Warm. High 25°. UV index up to 4. Wind east-southeast around 6 mph.
Tuesday night
 
 Fair in the evening, becoming fair to partly cloudy after midnight. Low 12°. Wind east-southeast around 3 mph.
Wednesday
 
 Mostly sunny in the morning, becoming sunny in the afternoon. Unusually hot. High 30°. UV index up to 6. Wind southeast around 7 mph, gusting to 18 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon.
Wednesday night
 
 Clear in the evening, becoming mostly clear after midnight. Low 13°. Wind south-southeast around 4 mph in the evening, becoming near calm 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.