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, 20-Oct-2026 09:00 pm
 
Tonight

Chance rain
Chance rain
Wednesday

Rain likely
Rain likely
Wednesday
night
Rain likely
Rain likely
Thursday

Chance rain
Chance rain
Thursday
night
Rain likely
Rain likely
Friday

Rain likely
Rain likely
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Chance rain
Chance rain
Saturday
night
Rain likely
Rain likely
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Cloudy
Cloudy
Monday
night
Chance rain
Chance rain
Tuesday

Rain likely
Rain likely
Tuesday
night
Mostly Cloudy
Mostly Cloudy
Wednesday

Cloudy
Cloudy
Wednesday
night
Mostly Cloudy
Mostly Cloudy
5 mm. 10 mm. 20 mm. <5 mm. 50 mm. 10 mm. <5 mm. 40 mm. <2 mm. <2 mm. <5 mm. 5 mm. <2 mm. <2 mm. <2 mm.
Low: 8° High: 11° Low: 7° High: 15° Low: 10° High: 13° Low: 7° High: 11° Low: 9° High: 13° Low: 8° High: 14° Low: 12° High: 14° Low: 10° High: 13° Low: 10°
                                 
S
3→7
mph
Light breeze
W
15-24
mph
Fresh breeze
W
11-20→7-16
mph
Fresh breeze
SW
8-16
mph
Moderate breeze
S
16-28→25-35
mph
Near gale
WSW
24-42→28-42
mph
Gale
W
18-30
mph
Strong breeze
W
12-20→9-16
mph
Fresh breeze
SW
17-26
mph
Strong breeze
WNW
18-26
mph
Strong breeze
WNW→WSW
10-20→5
mph
Fresh breeze
WSW
9-20→15-21
mph
Fresh breeze
WSW
18-26
mph
Strong breeze
WSW
15-24
mph
Fresh breeze
WSW
15-22
mph
Fresh breeze
WSW
15-23
mph
Fresh breeze
WSW
8→5
mph
Gentle breeze

 

Tonight
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog in the evening, then moderate fog after midnight. A chance of rain after midnight. Low 8°. Wind south around 3 mph in the evening, becoming 7 mph after midnight. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Wednesday
 
Dense overcast in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. Rain likely in the morning, then a slight chance of rain in the afternoon. Breezy. High 11°. Wind west around 15 mph, gusting to 24 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Wednesday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. Rain likely. Low 7°. Wind west around 11 mph, gusting to 20 mph, in the evening, becoming 7 mph, gusting to 16 mph, after midnight. Chance of precipitation 70 percent. Precipitation mostly around 20 mm.
Thursday
 
Partly cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain in the afternoon. High 15°. Wind southwest around 8 mph, gusting to 16 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Thursday night
 
Dense overcast in the evening, becoming cloudy after midnight. Rain very likely. Windy. Low 10°. Wind south around 16 mph, gusting to 28 mph, in the evening, becoming 25 mph, gusting to 35 mph, after midnight. Chance of precipitation 90 percent. Precipitation mostly between 40 and 60 mm.
Friday
 
Cloudy. Patchy light fog in the morning. Rain likely in the morning, then a slight chance of rain in the afternoon. Very windy. High 13°. Wind west-southwest around 24 mph, gusting to 42 mph, in the morning, becoming 28 mph, gusting to 42 mph, in the afternoon. Chance of precipitation 90 percent. Precipitation mostly around 10 mm.
Friday night
 
Fair to partly cloudy in the evening, becoming mostly clear after midnight. Windy. Low 7°. Wind west around 18 mph, gusting to 30 mph.
Saturday
 
Mostly cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain in the afternoon. High 11°. Wind west around 12 mph, gusting to 20 mph, in the morning, becoming 9 mph, gusting to 16 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Saturday night
 
Dense overcast. Rain very likely. Windy. Low 9°, but temperatures rising after midnight. Wind southwest around 17 mph, gusting to 26 mph. Chance of precipitation 80 percent. Precipitation mostly between 30 and 50 mm.
Sunday
 
Mostly cloudy in the morning, becoming sunny in the afternoon. A chance of rain. Windy. High 13°. Wind west-northwest around 18 mph, gusting to 26 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 8°. Wind west-northwest around 10 mph, gusting to 20 mph, in the evening, becoming west-southwest around 5 mph after midnight.
Monday
 
Cloudy. A slight chance of rain. Breezy. High 14°. Wind west-southwest around 9 mph, gusting to 20 mph, in the morning, becoming 15 mph, gusting to 21 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Windy and relatively mild. Low 12°. Wind west-southwest around 18 mph, gusting to 26 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly sunny in the afternoon. Rain likely. Breezy. High 14°. Wind west-southwest around 15 mph, gusting to 24 mph. Chance of precipitation 60 percent. Precipitation mostly around 5 mm.
Tuesday night
 
Mostly cloudy. A slight chance of rain. Breezy. Low 10°. Wind west-southwest around 15 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Dense overcast in the morning, becoming cloudy in the afternoon. A slight chance of rain. Breezy. High 13°. Wind west-southwest around 15 mph, gusting to 23 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Low 10°. Wind west-southwest around 8 mph in the evening, becoming 5 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 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.