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, 19-Sep-2026 11:00 pm
 
Rest of
tonight
Overcast
Overcast		 Sunday

Mostly Cloudy
Mostly Cloudy		 Sunday
night
Mostly Cloudy
Mostly Cloudy		 Monday

Sunny
Sunny		 Monday
night
Fog late
Fog late		 Tuesday

Fog a.m.
Fog a.m.		 Tuesday
night
Partly Cloudy
Partly Cloudy		 Wednesday

Partly Cloudy
Partly Cloudy		 Wednesday
night
Partly Cloudy
Partly Cloudy		 Thursday

Mostly Cloudy
Mostly Cloudy		 Thursday
night
Fog late
Fog late		 Friday

Fog a.m.
Fog a.m.		 Friday
night
Partly Cloudy
Partly Cloudy		 Saturday

Mostly Cloudy
Mostly Cloudy		 Saturday
night
Clear
Clear		 Sunday

Mostly Cloudy
Mostly Cloudy		 Sunday
night
Mostly Cloudy
Mostly Cloudy
<2 mm.
Low: 17° High: 20° Low: 12° High: 23° Low: 9° High: 23° Low: 11° High: 21° Low: 10° High: 21° Low: 10° High: 23° Low: 10° High: 21° Low: 9° High: 22° Low: 12°
                                 
WSW
9-17
mph
Moderate breeze		 NW
8-16
mph
Moderate breeze		 NW
3
mph
Light air		 NW
2
mph
Light air		 SW→NW
calm

Calm		 ESE→SSE
calm→4
4
Light breeze		 SSE
2
mph
Light air		 W→NW
3→9-16
mph
Moderate breeze		 NNW→NE
7-15
mph
Moderate breeze		 ESE
7-17
mph
Moderate breeze		 ESE
5
mph
Light breeze		 ESE
8-19
mph
Fresh breeze		 E
3
mph
Light air		 ESE
3
mph
Light air		 ESE
calm

Calm		 E
6-16→10-18
mph
Moderate breeze		 E
7
mph
Light breeze

 

Rest of tonight
 
 Dense overcast. A slight chance of rain. Mild. Low 17°. Wind west-southwest around 9 mph, gusting to 17 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
 Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 20°. Wind northwest around 8 mph, gusting to 16 mph.
Sunday night
 
 Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 12°. Wind northwest around 3 mph.
Monday
 
 Sunny. Warm. High 23°. Wind northwest around 2 mph.
Monday night
 
 Clear. Patchy light fog after midnight. Low 9°. Wind southwest near calm in the evening, becoming northwest after midnight.
Tuesday
 
 Sunny in the morning, becoming mostly sunny in the afternoon. Patchy light fog in the morning. Warm. High 23°. Wind east-southeast near calm in the morning, becoming south-southeast around 4 mph in the afternoon.
Tuesday night
 
 Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind south-southeast around 2 mph.
Wednesday
 
 Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. Mild. High 21°. Wind west around 3 mph in the morning, becoming northwest around 9 mph, gusting to 16 mph, in the afternoon.
Wednesday night
 
 Clear in the evening, becoming fair to partly cloudy after midnight. Low 10°. Wind north-northwest around 7 mph, gusting to 15 mph, in the evening, becoming northeast after midnight.
Thursday
 
 Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. Mild. High 21°. Wind east-southeast around 7 mph, gusting to 17 mph.
Thursday night
 
 Clear. Patchy light fog after midnight. Low 10°. Wind east-southeast around 5 mph.
Friday
 
 Sunny. Patchy light fog in the morning. Warm. High 23°. Wind east-southeast around 8 mph, gusting to 19 mph.
Friday night
 
 Clear in the evening, becoming partly cloudy after midnight. Low 10°. Wind east around 3 mph.
Saturday
 
 Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Mild. High 21°. Wind east-southeast around 3 mph.
Saturday night
 
 Clear. Low 9°. Wind east-southeast near calm.
Sunday
 
 Sunny in the morning, becoming partly to mostly cloudy in the afternoon. Mild. High 22°. Wind east around 6 mph, gusting to 16 mph, in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon.
Sunday night
 
 Cloudy in the evening, becoming mostly cloudy after midnight. Low 12°. Wind east around 7 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.