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: Tuesday, 29-Sep-2026 02:00 am
 
Rest of
tonight
Fog
Fog
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Chance rain
Chance rain
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Sunny
Sunny
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Fog late
Fog late
Saturday

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

Mostly Cloudy
Mostly Cloudy
Sunday
night
Fog late
Fog late
Monday

Fog a.m.
Fog a.m.
Monday
night
Fog
Fog
Tuesday

Fog a.m.
Fog a.m.
Tuesday
night
Rain likely
Rain likely
Wednesday

Rain likely
Rain likely
<2 mm. <2 mm. 2 mm. <2 mm. <2 mm. 60+ mm. 10 mm.
Low: 13° High: 24° Low: 18° High: 22° Low: 15° High: 20° Low: 11° High: 20° Low: 10° High: 20° Low: 11° High: 20° Low: 9° High: 20° Low: 9° High: 19° Low: 12° High: 12°
                                   
E
5
mph
Light breeze
E→SE
11-20
mph
Fresh breeze
SE
8-16
mph
Moderate breeze
SSW
11-21
mph
Fresh breeze
SSW
4
mph
Light breeze
W
6-16
mph
Moderate breeze
W→SW
3
mph
Light air
SSE
5-16
mph
Moderate breeze
SSE→NNW
calm

Calm
NW
2
mph
Light air
NNW
3
mph
Light air
NNE→ESE
3
mph
Light air
SW→SE
calm

Calm
E→SE
2
mph
Light air
S→NNE
calm

Calm
N→NW
calm

Calm
NNW
7→12-20
mph
Fresh breeze
NNW
14-21
mph
Fresh breeze

 

Rest of tonight
 
Mostly cloudy to cloudy. Patchy light fog. A slight chance of rain. Low 13°. Wind east around 5 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. Breezy and unusually warm. High 24°. Wind east around 11 mph, gusting to 20 mph, in the morning, becoming southeast in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A chance of rain. Precipitation showery or intermittent. Unusually warm. Low 18°. Wind southeast around 8 mph, gusting to 16 mph. Chance of precipitation 50 percent. Precipitation mostly around 2 mm.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Precipitation showery or intermittent. Breezy and warm. High 22°. Wind south-southwest around 11 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Mild. Low 15°. Wind south-southwest around 4 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Sunny. Mild. High 20°. Wind west around 6 mph, gusting to 16 mph.
Thursday night
 
Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind west around 3 mph in the evening, becoming southwest after midnight.
Friday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly sunny in the afternoon. Mild. High 20°. Wind south-southeast around 5 mph, gusting to 16 mph.
Friday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 10°. Wind south-southeast near calm in the evening, becoming north-northwest after midnight.
Saturday
 
Partly cloudy. Patchy light fog in the morning. Mild. High 20°. Wind northwest around 2 mph.
Saturday night
 
Fair in the evening, becoming mostly cloudy after midnight. Patchy light fog. Low 11°. Wind north-northwest around 3 mph.
Sunday
 
Mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Mild. High 20°. Wind north-northeast around 3 mph in the morning, becoming east-southeast in the afternoon.
Sunday night
 
Fair in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. Low 9°. Wind southwest near calm in the evening, becoming southeast after midnight.
Monday
 
Sunny. Patchy light fog in the morning. Mild. High 20°. Wind east around 2 mph in the morning, becoming southeast in the afternoon.
Monday night
 
Clear in the evening, becoming partly cloudy after midnight. Patchy light fog. Low 9°. Wind south near calm in the evening, becoming north-northeast after midnight.
Tuesday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. High 19°. Wind north near calm in the morning, becoming northwest in the afternoon.
Tuesday night
 
Dense overcast. Patchy light fog. Rain very likely. Low 12°. Wind north-northwest around 7 mph in the evening, becoming 12 mph, gusting to 20 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly over 60 mm.
Wednesday
 
Dense overcast. Rain likely in the morning, then a chance of rain in the afternoon. Breezy and cool. High 12°. Wind north-northwest around 14 mph, gusting to 21 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 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.