SYNOPTIC SITUATION
The heavy showers and rumbles of thunder experienced overnight and early this morning are slowly disappearing as a moderate WNW builds, but as temperature scrabble towards double figures again expect further showers and possible rumbles of thunder.
A gentle to moderate WNW backing WSW airflow is expect to cover the area
Air temperature: 09-11 Celsius
Weather: partly cloudy with showers clearing SE. Large cumulus developing turning to moderate showers late afternoon
KEY POINTS
- gradient driven with cloud features being key
- could see wind up to 28-30 KT after 1400-1500
- max right likely 300-310 with showers in the afternoon
Portsmouth: LW 0536 HW 1223
Time
|
Wind direction
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Wind speed
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Comments
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0900-1100
|
270-300
|
08-12 becoming 06-08 at times
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Initial showers/clouds clearing to leave sunny spells but clouds beginning to build
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1100-1300
|
270-300 backing 250-290
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08-12 building 15-19
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Wind speed quick to build and wind range increasing as clouds develop
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1300-1500
|
250-290
|
17-19 occasional 22
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Large cloud dominated features
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1500-1700
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17-19 building 22-25
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Building gradient could touch 28 at times
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