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: Friday, 12-Jun-2026 02:00 am
 
Rest of
tonight
Cloudy
Cloudy		 Friday

Mostly Cloudy
Mostly Cloudy		 Friday
night
Fog late
Fog late		 Saturday

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

Fog a.m.
Fog a.m.		 Sunday
night
Partly Cloudy
Partly Cloudy		 Monday

Mostly Cloudy
Mostly Cloudy		 Monday
night
Mostly Cloudy
Mostly Cloudy		 Tuesday

Mostly Cloudy
Mostly Cloudy		 Tuesday
night
Mostly Cloudy
Mostly Cloudy		 Wednesday

Partly Cloudy
Partly Cloudy		 Wednesday
night
Partly Cloudy
Partly Cloudy		 Thursday

Mostly Cloudy
Mostly Cloudy		 Thursday
night
Partly Cloudy
Partly Cloudy		 Friday

Mostly Cloudy
Mostly Cloudy		 Friday
night
Fog late
Fog late		 Saturday

Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm. <2 mm.
Low: 15° High: 21° Low: 10° High: 21° Low: 9° High: 21° Low: 9° High: 22° Low: 11° High: 23° Low: 13° High: 25° Low: 12° High: 26° Low: 14° High: 24° Low: 13° High: 25°
                                   
SW
10-18
mph
Moderate breeze		 SW
12-21→15-25
mph
Strong breeze		 W
12-24→6
mph
Fresh breeze		 W
9-20→12-21
mph
Fresh breeze		 W
8-19→4
mph
Fresh breeze		 NNW
9-19
mph
Fresh breeze		 N
4-16
mph
Moderate breeze		 NNE→WSW
4
mph
Light breeze		 SW→S
3
mph
Light air		 S
4→9-18
mph
Moderate breeze		 S
5-15
mph
Moderate breeze		 SW
8-20→12-21
mph
Fresh breeze		 SW
7-18→4
mph
Moderate breeze		 SW
7-17
mph
Moderate breeze		 SW→NNW
calm

Calm		 W
2→5
mph
Light breeze		 W→NNW
6→3
mph
Light breeze		 ENE→SE
6
mph
Light breeze
UV: 5
 Medium 		 UV: 7
 High 		 UV: 6
 High 		 UV: 6
 High 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 		 UV: 5
 Medium 		 UV: 4
 Medium 

 

Rest of tonight
 
 Cloudy. Low 15°. Wind southwest around 10 mph, gusting to 18 mph.
Friday
 
 Dense overcast in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 21°. UV index up to 5. Wind southwest around 12 mph, gusting to 21 mph, in the morning, becoming 15 mph, gusting to 25 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
 Fair to partly cloudy in the evening, becoming clear after midnight. Moderate fog after midnight. Low 10°. Wind west around 12 mph, gusting to 24 mph, in the evening, becoming 6 mph after midnight.
Saturday
 
 Sunny in the morning, becoming mostly sunny in the afternoon. Light to moderate fog in the morning. High 21°. UV index up to 7. Wind west around 9 mph, gusting to 20 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon.
Saturday night
 
 Fair to partly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. Low 9°. Wind west around 8 mph, gusting to 19 mph, in the evening, becoming 4 mph after midnight.
Sunday
 
 Sunny in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. High 21°. UV index up to 6. Wind north-northwest around 9 mph, gusting to 19 mph.
Sunday night
 
 Partly cloudy. Low 9°. Wind north around 4 mph, gusting to 16 mph.
Monday
 
 Partly to mostly cloudy. High 22°. UV index up to 6. Wind north-northeast around 4 mph in the morning, becoming west-southwest in the afternoon.
Monday night
 
 Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 11°. Wind southwest around 3 mph in the evening, becoming south after midnight.
Tuesday
 
 Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 23°. UV index up to 5. Wind south around 4 mph in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon.
Tuesday night
 
 Mostly cloudy to cloudy. Low 13°. Wind south around 5 mph, gusting to 15 mph.
Wednesday
 
 Partly cloudy. High 25°. UV index up to 6. Wind southwest around 8 mph, gusting to 20 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon.
Wednesday night
 
 Mostly clear in the evening, becoming partly cloudy after midnight. Low 12°. Wind southwest around 7 mph, gusting to 18 mph, in the evening, becoming 4 mph after midnight.
Thursday
 
 Mostly cloudy. High 26°. UV index up to 6. Wind southwest around 7 mph, gusting to 17 mph.
Thursday night
 
 Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 14°. Wind southwest near calm in the evening, becoming north-northwest after midnight.
Friday
 
 Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Precipitation showery or intermittent. High 24°. UV index up to 5. Wind west around 2 mph in the morning, becoming 5 mph in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
 Clear in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 13°. Wind west around 6 mph in the evening, becoming north-northwest around 3 mph after midnight.
Saturday
 
 Mostly cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain in the afternoon. Precipitation showery or intermittent. High 25°. UV index up to 4. Wind east-northeast around 6 mph in the morning, becoming southeast in the afternoon. 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.