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: Sunday, 20-Sep-2026 04:00 pm
 
Tonight

Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Clear
Clear
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Mostly Cloudy
Mostly 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

Mostly Cloudy
Mostly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Fog late
Fog late
Monday

Fog a.m.
Fog a.m.
Monday
night
Fog late
Fog late
<2 mm. <2 mm. <2 mm. <2 mm.
Low: 12° High: 23° Low: 9° High: 23° Low: 14° High: 21° Low: 10° High: 21° Low: 9° High: 23° Low: 11° High: 21° Low: 9° High: 20° Low: 8° High: 20° Low: 10°
                                 
NW
2
mph
Light air
WNW
3
mph
Light air
SW→WNW
calm

Calm
NNW→SSW
calm

Calm
SSW
3
mph
Light air
SSW→W
4→8
mph
Gentle breeze
N
9→5
mph
Gentle breeze
NE→SE
5
mph
Light breeze
SE
3
mph
Light air
SE
7-16
mph
Moderate breeze
ESE
3
mph
Light air
SE→WSW
7-16
mph
Moderate breeze
WNW
9-17→5
mph
Moderate breeze
WSW
8-18
mph
Moderate breeze
WNW
5→2
mph
Light breeze
E→SSE
calm→4
4
Light breeze
E
4
mph
Light breeze

 

Tonight
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 12°. Wind northwest around 2 mph.
Monday
 
Partly to mostly cloudy in the morning, becoming sunny in the afternoon. Warm. High 23°. Wind west-northwest around 3 mph.
Monday night
 
Clear. Low 9°. Wind southwest near calm in the evening, becoming west-northwest after midnight.
Tuesday
 
Sunny in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain in the afternoon. Warm. High 23°. Wind north-northwest near calm in the morning, becoming south-southwest in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 14°. Wind south-southwest around 3 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Mild. High 21°. Wind south-southwest around 4 mph in the morning, becoming west around 8 mph in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Mostly clear in the evening, becoming mostly cloudy after midnight. Low 10°. Wind north around 9 mph in the evening, becoming 5 mph after midnight.
Thursday
 
Partly to mostly cloudy. Mild. High 21°. Wind northeast around 5 mph in the morning, becoming southeast in the afternoon.
Thursday night
 
Partly cloudy. Low 9°. Wind southeast around 3 mph.
Friday
 
Sunny. Warm. High 23°. Wind southeast around 7 mph, gusting to 16 mph.
Friday night
 
Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind east-southeast around 3 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming cloudy in the afternoon. Mild. High 21°. Wind southeast around 7 mph, gusting to 16 mph, in the morning, becoming west-southwest in the afternoon.
Saturday night
 
Partly to mostly cloudy in the evening, becoming mostly clear after midnight. Low 9°. Wind west-northwest around 9 mph, gusting to 17 mph, in the evening, becoming 5 mph after midnight.
Sunday
 
Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. A slight chance of rain. Mild. High 20°. Wind west-southwest around 8 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Clear. Patchy light fog in the evening, then light to moderate fog after midnight. Low 8°. Wind west-northwest around 5 mph in the evening, becoming 2 mph after midnight.
Monday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. High 20°. Wind east near calm in the morning, becoming south-southeast around 4 mph in the afternoon.
Monday night
 
Cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 10°. 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.