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, 11-Jun-2026 09:00 am
 
Today

Rain likely
Rain likely
Tonight

Overcast
Overcast
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Sunny
Sunny
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Cloudy
Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Fog late
Fog late
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Mostly Clear
Mostly Clear
Thursday

Mostly Sunny
Mostly Sunny
Thursday
night
Fog late
Fog late
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Fog late
Fog late
5 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 15° Low: 12° High: 19° Low: 10° High: 23° Low: 12° High: 23° Low: 11° High: 22° Low: 14° High: 25° Low: 11° High: 27° Low: 11° High: 26° Low: 11° High: 23° Low: 12°
                                   
SW
10-21→15-24
mph
Fresh breeze
W
11-19
mph
Fresh breeze
W
12-19→15-23
mph
Fresh breeze
W
12-22→7
mph
Fresh breeze
W
10-20
mph
Fresh breeze
W
5-18
mph
Moderate breeze
NNW
7-16
mph
Moderate breeze
N→ESE
3
mph
Light air
ESE→SSE
4
mph
Light breeze
SSE
5
mph
Light breeze
S
8-20→13-22
mph
Fresh breeze
SW
7-16→4
mph
Moderate breeze
SW
7-17→10-18
mph
Moderate breeze
W
5-15→calm
mph
Moderate breeze
SW
2→8-16
mph
Moderate breeze
SW
6
mph
Light breeze
SW
12-24→17-26
mph
Strong breeze
SW
12-23→9
mph
Fresh breeze
UV: 7
 High 
UV: 6
 High 
UV: 5
 Medium 
UV: 6
 High 
UV: 7
 High 
UV: 7
 High 
UV: 6
 High 

 

Today
 
Dense overcast. Rain likely. High 15°. Wind southwest around 10 mph, gusting to 21 mph, in the morning, becoming 15 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Tonight
 
Dense overcast. A slight chance of rain after midnight. Low 12°. Wind west around 11 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 19°. Wind west around 12 mph, gusting to 19 mph, in the morning, becoming 15 mph, gusting to 23 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly clear after midnight. Low 10°. Wind west around 12 mph, gusting to 22 mph, in the evening, becoming 7 mph after midnight.
Saturday
 
Sunny. High 23°. UV index up to 7. Wind west around 10 mph, gusting to 20 mph.
Saturday night
 
Partly cloudy. Low 12°. Wind west around 5 mph, gusting to 18 mph.
Sunday
 
Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 23°. UV index up to 6. Wind north-northwest around 7 mph, gusting to 16 mph.
Sunday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind north around 3 mph in the evening, becoming east-southeast after midnight.
Monday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 22°. UV index up to 5. Wind east-southeast around 4 mph in the morning, becoming south-southeast in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Cloudy. A slight chance of rain. Low 14°. Wind south-southeast around 5 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 25°. UV index up to 6. Wind south around 8 mph, gusting to 20 mph, in the morning, becoming 13 mph, gusting to 22 mph, in the afternoon.
Tuesday night
 
Mostly cloudy. Patchy light fog after midnight. Low 11°. Wind southwest around 7 mph, gusting to 16 mph, in the evening, becoming 4 mph after midnight.
Wednesday
 
Sunny. Patchy light fog in the morning. High 27°. UV index up to 7. Wind southwest around 7 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon.
Wednesday night
 
Mostly clear in the evening, becoming clear after midnight. Low 11°. Wind west around 5 mph, gusting to 15 mph, in the evening, becoming near calm after midnight.
Thursday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. High 26°. UV index up to 7. Wind southwest around 2 mph in the morning, becoming 8 mph, gusting to 16 mph, in the afternoon.
Thursday night
 
Clear in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 11°. Wind southwest around 6 mph.
Friday
 
Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. High 23°. UV index up to 6. Wind southwest around 12 mph, gusting to 24 mph, in the morning, becoming 17 mph, gusting to 26 mph, in the afternoon.
Friday night
 
Fair in the evening, becoming cloudy after midnight. Patchy light fog after midnight. A slight chance of rain after midnight. Low 12°. Wind southwest around 12 mph, gusting to 23 mph, in the evening, becoming 9 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.

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.