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, 18-Jun-2026 11:00 pm
 
Rest of
tonight
Fog
Fog		 Friday

Sunny
Sunny		 Friday
night
Mostly Cloudy
Mostly Cloudy		 Saturday

Mostly Cloudy
Mostly Cloudy		 Saturday
night
Mostly Cloudy
Mostly Cloudy		 Sunday

Mostly Cloudy
Mostly Cloudy		 Sunday
night
Partly Cloudy
Partly Cloudy		 Monday

Partly Cloudy
Partly Cloudy		 Monday
night
Mostly Cloudy
Mostly Cloudy		 Tuesday

Sunny
Sunny		 Tuesday
night
Clear
Clear		 Wednesday

Partly Cloudy
Partly Cloudy		 Wednesday
night
Mostly Cloudy
Mostly Cloudy		 Thursday

Mostly Sunny
Mostly Sunny		 Thursday
night
Mostly Clear
Mostly Clear		 Friday

Mostly Sunny
Mostly Sunny		 Friday
night
Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm.
Low: 13° High: 27° Low: 15° High: 26° Low: 15° High: 26° Low: 15° High: 28° Low: 15° High: 30° Low: 14° High: 31° Low: 17° High: 34° Low: 16° High: 34° Low: 19°
                                 
S
2
mph
Light air		 SW
6-18→11-20
mph
Fresh breeze		 SW
6-18
mph
Moderate breeze		 SW
7-16
mph
Moderate breeze		 NNW
4
mph
Light breeze		 ENE
7-16
mph
Moderate breeze		 ENE
7
mph
Light breeze		 NE
6
mph
Light breeze		 ESE
3
mph
Light air		 NE→NW
3
mph
Light air		 SSE→ESE
2
mph
Light air		 E
7-17→10-18
mph
Moderate breeze		 E
7
mph
Light breeze		 ESE
10-19
mph
Fresh breeze		 SE→ENE
3
mph
Light air		 E
6→10-17
mph
Moderate breeze		 E
8
mph
Gentle breeze
UV: 7
 High 		 UV: 6
 High 		 UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 8
 Very High 		 UV: 7
 High 		 UV: 7
 High 		 UV: 7
 High 

 

Rest of tonight
 
 Clear. Patchy light fog. Low 13°. Wind south around 2 mph.
Friday
 
 Sunny. High 27°. UV index up to 7. Wind southwest around 6 mph, gusting to 18 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon.
Friday night
 
 Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 15°. Wind southwest around 6 mph, gusting to 18 mph.
Saturday
 
 Mostly cloudy to cloudy. High 26°. UV index up to 6. Wind southwest around 7 mph, gusting to 16 mph.
Saturday night
 
 Mostly cloudy. Low 15°. Wind north-northwest around 4 mph.
Sunday
 
 Mostly sunny in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the afternoon. High 26°. UV index up to 5. Wind east-northeast around 7 mph, gusting to 16 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
 Mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 15°. Wind east-northeast around 7 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday
 
 Partly cloudy. High 28°. UV index up to 5. Wind northeast around 6 mph.
Monday night
 
 Clear in the evening, becoming partly to mostly cloudy after midnight. Low 15°. Wind east-southeast around 3 mph.
Tuesday
 
 Sunny. High 30°. UV index up to 8. Wind northeast around 3 mph in the morning, becoming northwest in the afternoon.
Tuesday night
 
 Clear. Low 14°. Wind south-southeast around 2 mph in the evening, becoming east-southeast after midnight.
Wednesday
 
 Sunny in the morning, becoming partly cloudy in the afternoon. High 31°. UV index up to 7. Wind east around 7 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon.
Wednesday night
 
 Mostly cloudy in the evening, becoming fair after midnight. Low 17°. Wind east around 7 mph.
Thursday
 
 Mostly sunny in the morning, becoming sunny in the afternoon. High 34°. UV index up to 7. Wind east-southeast around 10 mph, gusting to 19 mph.
Thursday night
 
 Clear in the evening, becoming mostly clear after midnight. Low 16°. Wind southeast around 3 mph in the evening, becoming east-northeast after midnight.
Friday
 
 Sunny in the morning, becoming mostly sunny in the afternoon. High 34°. UV index up to 7. Wind east around 6 mph in the morning, becoming 10 mph, gusting to 17 mph, in the afternoon.
Friday night
 
 Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 19°. Wind east around 8 mph.

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.