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: Saturday, 26-Sep-2026 04:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Sunday

Overcast
Overcast
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Fog late
Fog late
Tuesday

Cloudy
Cloudy
Tuesday
night
Rain likely
Rain likely
Wednesday

Rain likely
Rain likely
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Fog late
Fog late
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Fog late
Fog late
Sunday

Fog a.m.
Fog a.m.
Sunday
night
Fog
Fog
<2 mm. <2 mm. <2 mm. 10 mm. 20 mm. <2 mm. <2 mm. <2 mm.
High: 20° Low: 11° High: 19° Low: 12° High: 20° Low: 11° High: 20° Low: 17° High: 19° Low: 13° High: 20° Low: 12° High: 19° Low: 11° High: 19° Low: 10° High: 19° Low: 11°
                                   
NNW→WSW
2
mph
Light air
SW→ESE
2
mph
Light air
SE→SSW
6-15→10-18
mph
Moderate breeze
SSW→NW
7-17
mph
Moderate breeze
NNE
4
mph
Light breeze
NE
4
mph
Light breeze
E→SSE
8-17→12-20
mph
Fresh breeze
SSE
9-18
mph
Moderate breeze
SSW
11-21
mph
Fresh breeze
SW
7-19
mph
Fresh breeze
SW
9-22→14-24
mph
Fresh breeze
SW
5-17
mph
Moderate breeze
SW
4
mph
Light breeze
NW
2
mph
Light air
N→E
2
mph
Light air
S→E
calm

Calm
E
3
mph
Light air
E
3
mph
Light air

 

Today
 
Partly to mostly cloudy in the morning, becoming cloudy in the afternoon. Mild. High 20°. Wind north-northwest around 2 mph in the morning, becoming west-southwest in the afternoon.
Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 11°. Wind southwest around 2 mph in the evening, becoming east-southeast after midnight.
Sunday
 
Dense overcast. A slight chance of rain. High 19°. Wind southeast around 6 mph, gusting to 15 mph, in the morning, becoming south-southwest around 10 mph, gusting to 18 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Dense overcast in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Low 12°. Wind south-southwest around 7 mph, gusting to 17 mph, in the evening, becoming northwest after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Partly to mostly cloudy. Mild. High 20°. Wind north-northeast around 4 mph.
Monday night
 
Partly cloudy. Patchy light fog after midnight. Low 11°. Wind northeast around 4 mph.
Tuesday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Mild. High 20°. Wind east around 8 mph, gusting to 17 mph, in the morning, becoming south-southeast around 12 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Dense overcast. A chance of rain in the evening, then rain likely after midnight. Precipitation showery or intermittent. Mild. Low 17°. Wind south-southeast around 9 mph, gusting to 18 mph. Chance of precipitation 80 percent. Precipitation mostly around 10 mm.
Wednesday
 
Dense overcast in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog. Rain likely in the morning, then a chance of rain in the afternoon. Precipitation showery or intermittent. Breezy. High 19°. Wind south-southwest around 11 mph, gusting to 21 mph. Chance of precipitation 80 percent. Precipitation mostly around 20 mm.
Wednesday night
 
Partly cloudy. A slight chance of rain. Low 13°. Wind southwest around 7 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain in the afternoon. Breezy. High 20°. Wind southwest around 9 mph, gusting to 22 mph, in the morning, becoming 14 mph, gusting to 24 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Partly cloudy. Low 12°. Wind southwest around 5 mph, gusting to 17 mph.
Friday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 19°. Wind southwest around 4 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 11°. Wind northwest around 2 mph.
Saturday
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. Mild. High 19°. Wind north around 2 mph in the morning, becoming east in the afternoon.
Saturday night
 
Partly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. Low 10°. Wind south near calm in the evening, becoming east after midnight.
Sunday
 
Sunny. Patchy light fog in the morning. High 19°. Wind east around 3 mph.
Sunday night
 
Mostly clear in the evening, becoming fair after midnight. Patchy light fog. Low 11°. Wind east around 3 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.