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: Saturday, 23-May-2026 02:00 pm
 
This
afternoon
Partly Cloudy
Partly Cloudy		 Tonight

Fog
Fog		 Sunday

Fog a.m.
Fog a.m.		 Sunday
night
Fog late
Fog late		 Monday

Sunny
Sunny		 Monday
night
Fog late
Fog late		 Tuesday

Sunny
Sunny		 Tuesday
night
Clear
Clear		 Wednesday

Sunny
Sunny		 Wednesday
night
Partly Cloudy
Partly Cloudy		 Thursday

Thunder storm
Thunder storm		 Thursday
night
Fog late
Fog late		 Friday

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

Partly Cloudy
Partly Cloudy		 Saturday
night
Partly Cloudy
Partly Cloudy		 Sunday

Partly Cloudy
Partly Cloudy		 Sunday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm.
High: 27° Low: 13° High: 26° Low: 13° High: 28° Low: 13° High: 28° Low: 13° High: 27° Low: 15° High: 27° Low: 15° High: 26° Low: 14° High: 25° Low: 13° High: 26° Low: 11°
                                   
WNW
6-18
mph
Moderate breeze		 WNW→N
4
mph
Light breeze		 NE
3
mph
Light air		 ESE
2
mph
Light air		 E
7-17
mph
Moderate breeze		 E
3
mph
Light air		 ENE
5
mph
Light breeze		 E
5
mph
Light breeze		 E
10-20
mph
Fresh breeze		 E
10-19→6
mph
Fresh breeze		 ESE
9-19
mph
Fresh breeze		 SSE→WNW
2
mph
Light air		 NNW
5
mph
Light breeze		 NNW
6
mph
Light breeze		 NNE
7-16
mph
Moderate breeze		 NNE
5
mph
Light breeze		 NNE→ESE
6
mph
Light breeze		 E
4
mph
Light breeze
UV: 7
 High 		 UV: 7
 High 		 UV: 7
 High 		 UV: 6
 High 		 UV: 7
 High 		 UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 

 

This afternoon
 
 Partly cloudy. High 27°. UV index up to 7. Wind west-northwest around 6 mph, gusting to 18 mph.
Tonight
 
 Mostly clear. Patchy light fog. Low 13°. Wind west-northwest around 4 mph in the evening, becoming north after midnight.
Sunday
 
 Partly cloudy in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. High 26°. UV index up to 7. Wind northeast around 3 mph.
Sunday night
 
 Clear. Patchy light fog after midnight. Low 13°. Wind east-southeast around 2 mph.
Monday
 
 Sunny. High 28°. UV index up to 7. Wind east around 7 mph, gusting to 17 mph.
Monday night
 
 Clear. Patchy light fog after midnight. Low 13°. Wind east around 3 mph.
Tuesday
 
 Sunny. High 28°. UV index up to 6. Wind east-northeast around 5 mph.
Tuesday night
 
 Clear. Low 13°. Wind east around 5 mph.
Wednesday
 
 Sunny. High 27°. UV index up to 7. Wind east around 10 mph, gusting to 20 mph.
Wednesday night
 
 Mostly clear in the evening, becoming partly cloudy after midnight. Low 15°. Wind east around 10 mph, gusting to 19 mph, in the evening, becoming 6 mph after midnight.
Thursday
 
 Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. Scattered thundershowers possible. High 27°. UV index up to 5. Wind east-southeast around 9 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday night
 
 Partly cloudy. Patchy light fog after midnight. Low 15°. Wind south-southeast around 2 mph in the evening, becoming west-northwest after midnight.
Friday
 
 Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the afternoon. High 26°. UV index up to 5. Wind north-northwest around 5 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
 Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind north-northwest around 6 mph.
Saturday
 
 Mostly cloudy in the morning, becoming partly cloudy in the afternoon. High 25°. UV index up to 6. Wind north-northeast around 7 mph, gusting to 16 mph.
Saturday night
 
 Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 13°. Wind north-northeast around 5 mph.
Sunday
 
 Partly cloudy. High 26°. UV index up to 6. Wind north-northeast around 6 mph in the morning, becoming east-southeast in the afternoon.
Sunday night
 
 Fair to partly cloudy in the evening, becoming fair after midnight. Low 11°. Wind east around 4 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.