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 04:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Fog late
Fog late
Friday

Sunny
Sunny
Friday
night
Fog late
Fog late
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Sunny
Sunny
Tuesday
night
Clear
Clear
Wednesday

Sunny
Sunny
Wednesday
night
Clear
Clear
Thursday

Sunny
Sunny
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <2 mm. <2 mm.
High: 26° Low: 13° High: 28° Low: 13° High: 19° Low: 13° High: 25° Low: 16° High: 26° Low: 13° High: 28° Low: 13° High: 28° Low: 14° High: 28° Low: 14° High: 30° Low: 16°
                                   
SSW
9-20
mph
Fresh breeze
SSW
3-15
mph
Moderate breeze
SW
6-17→10-20
mph
Fresh breeze
WSW
6-17
mph
Moderate breeze
WSW
5
mph
Light breeze
N
5
mph
Light breeze
NNE→E
7
mph
Light breeze
ENE
7
mph
Light breeze
NNE
8-17
mph
Moderate breeze
E
4
mph
Light breeze
E
6
mph
Light breeze
SE→ENE
4
mph
Light breeze
NE
8-18→11-19
mph
Fresh breeze
NE
11-18
mph
Moderate breeze
NE
15-24
mph
Fresh breeze
ENE
12-21
mph
Fresh breeze
ENE
13-22
mph
Fresh breeze
ENE
11-19
mph
Fresh breeze
UV: 6
 High 
UV: 7
 High 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 8
 Very High 
UV: 8
 Very High 
UV: 8
 Very High 
UV: 7
 High 

 

Today
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. High 26°. UV index up to 6. Wind south-southwest around 9 mph, gusting to 20 mph.
Tonight
 
Clear. Patchy light fog after midnight. Low 13°. Wind south-southwest around 3 mph, gusting to 15 mph.
Friday
 
Sunny. High 28°. UV index up to 7. Wind southwest around 6 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 20 mph, in the afternoon.
Friday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Moderate fog after midnight. Low 13°. Wind west-southwest around 6 mph, gusting to 17 mph.
Saturday
 
Dense overcast. Patchy light fog in the morning. A slight chance of rain. High 19°. Wind west-southwest around 5 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Low 13°. Wind north around 5 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy to cloudy. A slight chance of rain in the afternoon. Precipitation showery or intermittent. High 25°. UV index up to 5. Wind north-northeast around 7 mph in the morning, becoming east in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy to cloudy. A slight chance of rain. Low 16°. Wind east-northeast around 7 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Mostly sunny in the morning, becoming mostly cloudy to cloudy in the afternoon. High 26°. UV index up to 5. Wind north-northeast around 8 mph, gusting to 17 mph.
Monday night
 
Partly to mostly cloudy in the evening, becoming clear after midnight. Low 13°. Wind east around 4 mph.
Tuesday
 
Sunny. High 28°. UV index up to 8. Wind east around 6 mph.
Tuesday night
 
Clear. Low 13°. Wind southeast around 4 mph in the evening, becoming east-northeast after midnight.
Wednesday
 
Sunny. High 28°. UV index up to 8. Wind northeast around 8 mph, gusting to 18 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon.
Wednesday night
 
Clear. Low 14°. Wind northeast around 11 mph, gusting to 18 mph.
Thursday
 
Sunny. High 28°. UV index up to 8. Wind northeast around 15 mph, gusting to 24 mph.
Thursday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind east-northeast around 12 mph, gusting to 21 mph.
Friday
 
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. High 30°. UV index up to 7. Wind east-northeast around 13 mph, gusting to 22 mph.
Friday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 16°. Wind east-northeast around 11 mph, gusting to 19 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.