WXSIM Forecast for:
Winchester
Issued by: winchesterweather.org.uk |
| Updated: Saturday, 30-May-2026 08:00 pm |
Tonight

Partly Cloudy |
Sunday

Mostly Cloudy |
Sunday night

Mostly Cloudy |
Monday

Chance rain |
Monday night

Thunder storm |
Tuesday

Thunder storm |
Tuesday night

Fog |
Wednesday

Thunder storm |
Wednesday night

Chance rain |
Thursday

Mostly Cloudy |
Thursday night

Rain likely |
Friday

Rain likely |
Friday night

Fog late |
Saturday

Mostly Cloudy |
Saturday night

Partly Cloudy |
Sunday

Partly Cloudy |
Sunday night

Fog late |
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<2 mm. |
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<5 mm. |
15 mm. |
7 mm. |
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5 mm. |
<2 mm. |
<2 mm. |
7 mm. |
15 mm. |
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<2 mm. |
| Low: 13° |
High: 20° |
Low: 11° |
High: 20° |
Low: 15° |
High: 20° |
Low: 11° |
High: 16° |
Low: 14° |
High: 20° |
Low: 13° |
High: 16° |
Low: 10° |
High: 20° |
Low: 11° |
High: 21° |
Low: 11° |
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W 6 mph Light breeze |
W 10-19→13-21 mph Fresh breeze |
W 8-19→4 mph Fresh breeze |
SW 8-20→12-21 mph Fresh breeze |
SW 9-16 mph Moderate breeze |
WSW 9-18→12-21 mph Fresh breeze |
W 11-20→7 mph Fresh breeze |
SW 11-20→14-21 mph Fresh breeze |
SW 12-21 mph Fresh breeze |
SW 14-24 mph Fresh breeze |
SW→SE 9-21→4 mph Fresh breeze |
SE→NW 13-26 mph Strong breeze |
W 14-26→9-16 mph Strong breeze |
WSW 10-20 mph Fresh breeze |
SSW→SE 4 mph Light breeze |
SSW 8-20→14-23 mph Fresh breeze |
SW→W 10-21→6 mph Fresh breeze |
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UV: 5 Medium |
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UV: 5 Medium |
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UV: 4 Medium |
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UV: 6 High |
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UV: 6 High |
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Tonight
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Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 13°. Wind west around 6 mph. |
Sunday
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Cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 20°. UV index up to 5. Wind west around 10 mph, gusting to 19 mph, in the morning, becoming 13 mph, gusting to 21 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
Sunday night
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Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 11°. Wind west around 8 mph, gusting to 19 mph, in the evening, becoming 4 mph after midnight. |
Monday
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Dense overcast. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 20°. Wind southwest around 8 mph, gusting to 20 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
Monday night
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Dense overcast. Patchy light fog in the evening, then light to moderate fog after midnight. Rain very likely. Scattered thundershowers possible. Low 15°. Wind southwest around 9 mph, gusting to 16 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm. |
Tuesday
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Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Light to moderate fog in the morning, then patchy light fog in the afternoon. Rain likely. Scattered thundershowers possible. High 20°. UV index up to 5. Wind west-southwest around 9 mph, gusting to 18 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm. |
Tuesday night
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Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Moderate fog. Low 11°. Wind west around 11 mph, gusting to 20 mph, in the evening, becoming 7 mph after midnight. |
Wednesday
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Cloudy in the morning, becoming dense overcast in the afternoon. Light to moderate fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. Scattered thundershowers possible. High 16°. Wind southwest around 11 mph, gusting to 20 mph, in the morning, becoming 14 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm. |
Wednesday night
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Partly cloudy in the evening, becoming cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Low 14°. Wind southwest around 12 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly less than 2 mm. |
Thursday
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Mostly cloudy to cloudy. A slight chance of rain. High 20°. UV index up to 4. Wind southwest around 14 mph, gusting to 24 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
Thursday night
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Dense overcast. Light to moderate fog after midnight. A slight chance of rain in the evening, then rain likely after midnight. Low 13°. Wind southwest around 9 mph, gusting to 21 mph, in the evening, becoming southeast around 4 mph after midnight. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm. |
Friday
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Cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog. Rain likely in the morning, then a chance of rain in the afternoon. Precipitation showery or intermittent. High 16°. Wind southeast around 13 mph, gusting to 26 mph, in the morning, becoming northwest in the afternoon. Chance of precipitation 90 percent. Precipitation mostly between 10 and 20 mm. |
Friday night
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Fair in the evening, becoming mostly clear after midnight. Patchy light fog after midnight. Low 10°. Wind west around 14 mph, gusting to 26 mph, in the evening, becoming 9 mph, gusting to 16 mph, after midnight. |
Saturday
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Sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 20°. UV index up to 6. Wind west-southwest around 10 mph, gusting to 20 mph. |
Saturday night
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Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 11°. Wind south-southwest around 4 mph in the evening, becoming southeast after midnight. |
Sunday
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Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. High 21°. UV index up to 6. Wind south-southwest around 8 mph, gusting to 20 mph, in the morning, becoming 14 mph, gusting to 23 mph, in the afternoon. |
Sunday night
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Partly cloudy. Patchy light fog after midnight. A slight chance of rain. Low 11°. Wind southwest around 10 mph, gusting to 21 mph, in the evening, becoming west around 6 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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