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, 30-May-2026 05:00 pm
 
Tonight

Mostly Cloudy
Mostly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Cloudy
Cloudy
Monday
night
Thunder storm
Thunder storm
Tuesday

Thunder storm
Thunder storm
Tuesday
night
Fog
Fog
Wednesday

Rain likely
Rain likely
Wednesday
night
Fog
Fog
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Chance rain
Chance rain
Friday

Rain likely
Rain likely
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Clear
Clear
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Fog late
Fog late
<2 mm. <2 mm. 40 mm. 10 mm. <2 mm. 20 mm. <2 mm. <2 mm. <2 mm. 20 mm. <2 mm.
Low: 13° High: 21° Low: 11° High: 20° Low: 14° High: 19° Low: 11° High: 16° Low: 13° High: 19° Low: 12° High: 17° Low: 11° High: 18° Low: 9° High: 21° Low: 11°
                                 
W
6-18
mph
Moderate breeze
W
10-20
mph
Fresh breeze
W
7-18→3
mph
Moderate breeze
SW
7-19→12-21
mph
Fresh breeze
SW
9-18
mph
Moderate breeze
SW
9-18
mph
Moderate breeze
W
10-18→7
mph
Moderate breeze
SW
13-23
mph
Fresh breeze
SW
13-20
mph
Fresh breeze
SW
15-24
mph
Fresh breeze
WSW→SSE
6-20
mph
Fresh breeze
SSE
14-23→22-33
mph
Near gale
SW
20-31→15-25
mph
Strong breeze
WSW
12-20
mph
Fresh breeze
WSW→SSW
6-16→2
mph
Moderate breeze
SSE
6
mph
Light breeze
SW→WNW
4
mph
Light breeze
UV: 5
 Medium 
UV: 4
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 

 

Tonight
 
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 13°. Wind west around 6 mph, gusting to 18 mph.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 21°. UV index up to 5. Wind west around 10 mph, gusting to 20 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Clear in the evening, becoming mostly cloudy after midnight. Low 11°. Wind west around 7 mph, gusting to 18 mph, in the evening, becoming 3 mph after midnight.
Monday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the afternoon. High 20°. Wind southwest around 7 mph, gusting to 19 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Dense overcast. Patchy light fog. Rain very likely. Scattered thundershowers possible. Low 14°. Wind southwest around 9 mph, gusting to 18 mph. Chance of precipitation 80 percent. Precipitation mostly between 30 and 50 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Light to moderate fog in the morning, then patchy light fog in the afternoon. Rain likely in the morning, then a chance of rain in the afternoon. Scattered thundershowers possible. High 19°. UV index up to 4. Wind southwest around 9 mph, gusting to 18 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm.
Tuesday night
 
Mostly clear in the evening, becoming partly cloudy after midnight. Moderate fog. A slight chance of rain. Low 11°. Wind west around 10 mph, gusting to 18 mph, in the evening, becoming 7 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Light to moderate fog in the morning, then patchy light fog in the afternoon. Rain likely. High 16°. Wind southwest around 13 mph, gusting to 23 mph. Chance of precipitation 80 percent. Precipitation mostly around 20 mm.
Wednesday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog. A slight chance of rain. Low 13°. Wind southwest around 13 mph, gusting to 20 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. High 19°. UV index up to 5. Wind southwest around 15 mph, gusting to 24 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 12°. Wind west-southwest around 6 mph, gusting to 20 mph, in the evening, becoming south-southeast after midnight. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm.
Friday
 
Dense overcast in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. Rain likely in the morning, then a chance of rain in the afternoon. High 17°. UV index up to 5. Wind south-southeast around 14 mph, gusting to 23 mph, in the morning, becoming 22 mph, gusting to 33 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly around 20 mm.
Friday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 11°. Wind southwest around 20 mph, gusting to 31 mph, in the evening, becoming 15 mph, gusting to 25 mph, after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. High 18°. UV index up to 5. Wind west-southwest around 12 mph, gusting to 20 mph.
Saturday night
 
Clear. Low 9°. Wind west-southwest around 6 mph, gusting to 16 mph, in the evening, becoming south-southwest around 2 mph after midnight.
Sunday
 
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. High 21°. UV index up to 5. Wind south-southeast around 6 mph.
Sunday night
 
Cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 11°. Wind southwest around 4 mph in the evening, becoming west-northwest after midnight.

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.