Air Temperature: 08-10 Celsius, wind chill 05-06 Celsius
Weather: Small amounts of cloud and early mist/haze. As temperatures increase expect increasing cloud and and possible showers from 1300
Portsmouth HW 0720 LW 1308
KEY POINTS
- Feels cold with wind
- unstable offshore conditions: short period shifts 2-4 mins up to 20 deg, gusty conditions
- slight trend left but shifts will dominate and land effects funnelling the wind out of Southampton Water
- strongest breeze likely on white group course
- decreasing breeze, slow trend left with lighter wind- quick shift right with stronger breeze
Time
|
Wind Direction
|
Wind Speed (KNOTS)
|
Comments
|
0900-1100
|
360-030
|
14-18
|
Wind speed increasing through thee range as mist
clears- could be as light as 08 KT to begin with
|
1100-1300
|
360-020 backing 340-010
|
16-18 decreasing 12-16
|
Wind decreasing and then backing. Cumulus developing inland
|
1300-1500
|
340-010
|
12-16
|
Broken cloud spreading in
|
1500-1700
|
340-010
|
10-14
|
Little change slight decrease in surface wind with extensive cloud
cover
|
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