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, 23-Jul-2026 04:00 am
 
Today

Mostly Cloudy
Mostly Cloudy		 Tonight

Mostly Cloudy
Mostly Cloudy		 Friday

Partly Cloudy
Partly Cloudy		 Friday
night
Clear
Clear		 Saturday

Partly Cloudy
Partly Cloudy		 Saturday
night
Mostly Cloudy
Mostly Cloudy		 Sunday

Cloudy
Cloudy		 Sunday
night
Partly Cloudy
Partly Cloudy		 Monday

Sunny
Sunny		 Monday
night
Clear
Clear		 Tuesday

Sunny
Sunny		 Tuesday
night
Mostly Clear
Mostly Clear		 Wednesday

Mostly Cloudy
Mostly Cloudy		 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
Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm. <2 mm.
High: 26° Low: 16° High: 27° Low: 13° High: 26° Low: 17° High: 23° Low: 12° High: 26° Low: 11° High: 28° Low: 12° High: 30° Low: 12° High: 28° Low: 12° High: 29° Low: 16°
                                   
SE→S
3-15→8-17
mph
Moderate breeze		 SSW
6-16→3
mph
Moderate breeze		 W
4→9-18
mph
Moderate breeze		 WSW→NNW
8-18→5
mph
Moderate breeze		 W
6-20→15-25
mph
Strong breeze		 W
10-23
mph
Fresh breeze		 W
10-19
mph
Fresh breeze		 NNW
5-16
mph
Moderate breeze		 NNW→WSW
4→8-17
mph
Moderate breeze		 SW→W
7-16→2
mph
Moderate breeze		 SW
5→9-17
mph
Moderate breeze		 SW→NW
3
mph
Light air		 NNW→WSW
5-15
mph
Moderate breeze		 WNW
10-17→7
mph
Moderate breeze		 WNW
6→10-19
mph
Fresh breeze		 NW
9-16→5
mph
Moderate breeze		 NNW→SW
3→6-16
mph
Moderate breeze		 SW
5
mph
Light breeze
UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 		 UV: 6
 High 		 UV: 6
 High 		 UV: 6
 High 		 UV: 6
 High 

 

Today
 
 Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Warm. High 26°. UV index up to 5. Wind southeast around 3 mph, gusting to 15 mph, in the morning, becoming south around 8 mph, gusting to 17 mph, in the afternoon.
Tonight
 
 Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 16°. Wind south-southwest around 6 mph, gusting to 16 mph, in the evening, becoming 3 mph after midnight.
Friday
 
 Cloudy in the morning, becoming partly cloudy in the afternoon. Warm. High 27°. UV index up to 5. Wind west around 4 mph in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon.
Friday night
 
 Clear in the evening, becoming fair after midnight. Low 13°. Wind west-southwest around 8 mph, gusting to 18 mph, in the evening, becoming north-northwest around 5 mph after midnight.
Saturday
 
 Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 26°. UV index up to 6. Wind west around 6 mph, gusting to 20 mph, in the morning, becoming 15 mph, gusting to 25 mph, in the afternoon.
Saturday night
 
 Mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 17°. Wind west around 10 mph, gusting to 23 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
 Cloudy. A slight chance of rain. High 23°. Wind west around 10 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
 Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. A slight chance of rain. Low 12°. Wind north-northwest around 5 mph, gusting to 16 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday
 
 Sunny. Warm. High 26°. UV index up to 6. Wind north-northwest around 4 mph in the morning, becoming west-southwest around 8 mph, gusting to 17 mph, in the afternoon.
Monday night
 
 Clear. Low 11°. Wind southwest around 7 mph, gusting to 16 mph, in the evening, becoming west around 2 mph after midnight.
Tuesday
 
 Sunny. Warm. High 28°. UV index up to 6. Wind southwest around 5 mph in the morning, becoming 9 mph, gusting to 17 mph, in the afternoon.
Tuesday night
 
 Clear in the evening, becoming mostly clear after midnight. Low 12°. Wind southwest around 3 mph in the evening, becoming northwest after midnight.
Wednesday
 
 Sunny in the morning, becoming partly to mostly cloudy in the afternoon. Unusually hot. High 30°. UV index up to 6. Wind north-northwest around 5 mph, gusting to 15 mph, in the morning, becoming west-southwest in the afternoon.
Wednesday night
 
 Fair to partly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 12°. Wind west-northwest around 10 mph, gusting to 17 mph, in the evening, becoming 7 mph after midnight.
Thursday
 
 Sunny in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. Warm. High 28°. UV index up to 6. Wind west-northwest around 6 mph in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon.
Thursday night
 
 Partly cloudy. Low 12°. Wind northwest around 9 mph, gusting to 16 mph, in the evening, becoming 5 mph after midnight.
Friday
 
 Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 29°. UV index up to 6. Wind north-northwest around 3 mph in the morning, becoming southwest around 6 mph, gusting to 16 mph, in the afternoon.
Friday night
 
 Mostly cloudy. Low 16°. Wind southwest around 5 mph.

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.