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, 08-Sep-2026 05:00 am
 
Today

Rain likely
Rain likely
Tonight

Fog late
Fog late
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Rain likely
Rain likely
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Overcast
Overcast
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Fog late
Fog late
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Mostly Clear
Mostly Clear
Tuesday

Mostly Sunny
Mostly Sunny
Tuesday
night
Fog late
Fog late
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Fog late
Fog late
30 mm. 5 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 17° Low: 10° High: 18° Low: 11° High: 20° Low: 15° High: 20° Low: 13° High: 22° Low: 15° High: 22° Low: 12° High: 22° Low: 12° High: 24° Low: 14° High: 19° Low: 11°
                                   
SW→NW
7→11-20
mph
Fresh breeze
NW
8-19
mph
Fresh breeze
NW
7-16
mph
Moderate breeze
NW
2
mph
Light air
SW
3-15→10-19
mph
Fresh breeze
SW
7-16
mph
Moderate breeze
SW→NNW
5
mph
Light breeze
NNW
4
mph
Light breeze
SW
3→9-18
mph
Moderate breeze
SW
6
mph
Light breeze
W
7
mph
Light breeze
WNW
3
mph
Light air
SW
4→7
mph
Light breeze
SW
3
mph
Light air
SW
7-16→11-19
mph
Fresh breeze
NW
8-15
mph
Moderate breeze
NW
11-21
mph
Fresh breeze
NW
9-19
mph
Fresh breeze
UV: 4
 Medium 

 

Today
 
Dense overcast in the morning, becoming mostly sunny in the afternoon. Light to moderate fog in the morning, then patchy light fog in the afternoon. Rain likely in the morning, then a slight chance of rain in the afternoon. High 17°. Wind southwest around 7 mph in the morning, becoming northwest around 11 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around 30 mm.
Tonight
 
Clear. Light to moderate fog after midnight. Low 10°. Wind northwest around 8 mph, gusting to 19 mph.
Wednesday
 
Sunny. Light to moderate fog in the morning. High 18°. Wind northwest around 7 mph, gusting to 16 mph.
Wednesday night
 
Fair in the evening, becoming mostly cloudy to cloudy after midnight. Low 11°. Wind northwest around 2 mph.
Thursday
 
Partly to mostly cloudy. High 20°. Wind southwest around 3 mph, gusting to 15 mph, in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon.
Thursday night
 
Cloudy in the evening, becoming dense overcast after midnight. Rain likely. Low 15°. Wind southwest around 7 mph, gusting to 16 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Friday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. A chance of rain. High 20°. Wind southwest around 5 mph in the morning, becoming north-northwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Low 13°. Wind north-northwest around 4 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly to mostly cloudy. High 22°. Wind southwest around 3 mph in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon.
Saturday night
 
Dense overcast. A slight chance of rain. Low 15°. Wind southwest around 6 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Mild. High 22°. Wind west around 7 mph.
Sunday night
 
Clear in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 12°. Wind west-northwest around 3 mph.
Monday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Mild. High 22°. Wind southwest around 4 mph in the morning, becoming 7 mph in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Mostly clear. Low 12°. Wind southwest around 3 mph.
Tuesday
 
Sunny in the morning, becoming partly to mostly sunny in the afternoon. A slight chance of rain in the afternoon. Warm. High 24°. UV index up to 4. Wind southwest around 7 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Partly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A slight chance of rain. Low 14°. Wind northwest around 8 mph, gusting to 15 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Light to moderate fog in the morning. A slight chance of rain in the afternoon. High 19°. Wind northwest around 11 mph, gusting to 21 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Fair in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 11°. Wind northwest around 9 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.