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: Monday, 21-Sep-2026 06:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Clear
Mostly Clear
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Sunny
Sunny
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Cloudy
Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Rain likely
Rain likely
Tuesday

Chance rain
Chance rain
Tuesday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <2 mm. 15 mm. 5 mm.
High: 21° Low: 8° High: 21° Low: 11° High: 20° Low: 9° High: 20° Low: 8° High: 21° Low: 9° High: 21° Low: 12° High: 18° Low: 9° High: 20° Low: 15° High: 19° Low: 13°
                                   
W
3
mph
Light air
SSW→NW
calm

Calm
SE
2
mph
Light air
SSW
2
mph
Light air
SSW→NW
4→11-19
mph
Fresh breeze
NNW
8-17→5
mph
Moderate breeze
NNE→ESE
4
mph
Light breeze
SSE
2
mph
Light air
ESE→S
6-16
mph
Moderate breeze
SSE
2
mph
Light air
ESE→S
5→10-18
mph
Moderate breeze
WSW
5
mph
Light breeze
WSW
5
mph
Light breeze
SW
4
mph
Light breeze
SSE
7-19→14-22
mph
Fresh breeze
SSE
14-21
mph
Fresh breeze
S→SW
16-25
mph
Strong breeze
SW
12-21
mph
Fresh breeze

 

Today
 
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Mild. High 21°. Wind west around 3 mph.
Tonight
 
Fair in the evening, becoming mostly clear after midnight. Low 8°. Wind south-southwest near calm in the evening, becoming northwest after midnight.
Tuesday
 
Partly to mostly sunny in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the afternoon. Mild. High 21°. Wind southeast around 2 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind south-southwest around 2 mph.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming mostly sunny in the afternoon. A slight chance of rain. Mild. High 20°. Wind south-southwest around 4 mph in the morning, becoming northwest around 11 mph, gusting to 19 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Low 9°. Wind north-northwest around 8 mph, gusting to 17 mph, in the evening, becoming 5 mph after midnight.
Thursday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. High 20°. Wind north-northeast around 4 mph in the morning, becoming east-southeast in the afternoon.
Thursday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 8°. Wind south-southeast around 2 mph.
Friday
 
Sunny. Mild. High 21°. Wind east-southeast around 6 mph, gusting to 16 mph, in the morning, becoming south in the afternoon.
Friday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 9°. Wind south-southeast around 2 mph.
Saturday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Mild. High 21°. Wind east-southeast around 5 mph in the morning, becoming south around 10 mph, gusting to 18 mph, in the afternoon.
Saturday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 12°. Wind west-southwest around 5 mph.
Sunday
 
Cloudy. High 18°. Wind west-southwest around 5 mph.
Sunday night
 
Mostly cloudy to cloudy in the evening, becoming fair to partly cloudy after midnight. Low 9°. Wind southwest around 4 mph.
Monday
 
Mostly cloudy to cloudy. A slight chance of rain. High 20°. Wind south-southeast around 7 mph, gusting to 19 mph, in the morning, becoming 14 mph, gusting to 22 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Dense overcast. A slight chance of rain in the evening, then rain likely after midnight. Breezy. Low 15°. Wind south-southeast around 14 mph, gusting to 21 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Tuesday
 
Dense overcast in the morning, becoming mostly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Windy. High 19°. Wind south around 16 mph, gusting to 25 mph, in the morning, becoming southwest in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Tuesday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Breezy. Low 13°. Wind southwest around 12 mph, gusting to 21 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.