Marine Weather for HS 025

Forecast
weather bulletin for shipping - Metarea 6-
09:00 UTC  06, July 2017
National Weather Service
sea ice and icebergs issued by shn
pressure hpa
Beaufort scale winds and wave height in meters
part 1 gale warning:
warning 194: strong baric gradient will provoke winds force 8 with
gust in Drake area (55s- 60s and 60w- 67w) from 07/0900
warning 193: strong baric gradient provokes winds force 8 from sector
N with gust between 40s-60s and 43w-50w
warning 190: strong baric gradient provokes winds force 8 from sector
S with gust between 40s-55s and 20w-30w
part 2 general synopsis at 09:00utc
high 1035hpa 35s 40w mov E NC exp 40s 28w by 07/1200 extends ridge at
40s 38w 50s 35w 60s 30w mov E exp 44s 24w 50s 22w 50s 22w 55s 20w by
07/1200
low 1005hpa 45s 55w mov se wkn exp 53s 48w by 07/0000 extends cfnt at
45s 53w 40s 52w 35s 53w 32s 60w asociated with ofnt at 45s 53w 47s 55w
45s 58w
low 990hpa 58s 56w NC exp 60s 39w by 07/1200 extends cfnt at 58s 56w
54s 52w 48s 55w mov E
cfnt at 60s 63w 55s 62w 48s 62w 40s 65w mov E
high 1023hpa 35s 60w NC exp 39s 46w by 07/1200
051400z sea ice limit 5854s 02000w 5800s 02218w 5718s 02500w 5824s
03000w 5848s 03500w 5918s 03800w 5930s 03906w 5918s 04300w 5924s
04606w 5930s 05000w 6000s 05100w 6024s 05200w 6030s 05300w 6054s
05500w 6148s 05700w 6224s 06000w 6400s 06248w 6606s 06700w
part 3 forecast issued 12:00 UTC valid until 12:00 UTC 2017-07-7
coastal areas:
inner Rio de la Plata: vrb 3 back se 3/5 with gusts mist fog patches
dissipating worsening with prob ofisol rain storms spells of good
weather vis moderate ocnl poor
outer Rio de la Plata: vrb 3 back se 4/5 with gusts mist fog patches
dissipating worsening with prob of sh storms during the morning impr
vis poor to moderate
uruguay south east coasts: vrb 3 prevail sector N veer se 4/5 with
gusts prob of rain nxt hvy sh storms starting nigth mist vis moderate
ocnl poor
Mar del Plata coasts(36?17s - 38?30s): sector W 4/3 back se prob of
mist fog patches nxt prob of drizzle rain during the evening impr vis
moderate to good
Rincon Bahia Blanca coasts(38?30s - 41?S): sector W 5/4 with gusts
back vrb 3 prob of mist fog patches starting early morning vis good to
moderate
peninsula de valdes coasts(41?S - 45?S): sector W 5/4 with gusts back
sector S vis good ocnl moderate
golfo de san jorge coasts(45?S - 48?S): sector W 6/5 with gusts veer
NW 4 by 7/1200 vis moderate to good
south Patagonia coasts(48?S - 54?S) N of 50s: sector W 6/4 with gusts
prob of rain impr vis moderate to good
south Patagonia coasts(48?S - 54?S) rest of the area: sector W 5/4
with gusts veer sector N 5/6 with gusts vis good ocnl moderate
fin del Mundo coasts(54?S - 55?S): sector W 5/6 with gusts back NW
incr prob of mist drizzle spells of good weather prob of sh of rain sh
of snow starting nigth vis moderate ocnl poor
Islas Malvinas coasts: NW 5 back sector W with gusts prob of isol rain
nxt sh impr vis good ocnl moderate
oceanic areas:
north area (35s- 40s and 20w- 55w) E of 32w: sector S 7/5 with gusts
back sector E 4 prob of sh impr vis poor ocnl very poor to moderate
  E of 40 - W of 32w: sector S 5/3 back sector N 3/5 by 7/0300 vis
moderate ocnl good
  W of 50w: sector W 5/4 back se 5/4 with gusts prob of sh rain
starting early morning prob of sh storms from 7/0300 impr vis moderate
ocnl poor to good
  rest of the area: sector N 5/6 with gusts back se 4 prob of rain nxt
isol sh storms spells of good weather vis moderate ocnl poor
central east area (40s- 50s and 20w- 40w) E of 30w: sector S 8 with
gusts veer vrb 4 by 7/0000 afterwards NW 4/6 with gusts by 7/0600 prob
of sh of snow impr prob of mist fog patches starting early morning vis
poor ocnl very poor to moderate
  W of 35w: sector N 6/8 with gusts back sector W 6/5 with gusts by
7/0900 worsening with prob of sh rain vis moderate to poor ocnl very
poor
  rest of the area: sector N 4/5 back sector N 6/8 with gusts prob of
mist worsening with prob of sh rain starting early morning vis
moderate to very poor
central west area (40s- 50s and 40w- 60w) E of 43w: sector N 6/8 with
gusts back sector W 6/5 prob of sh rain impr gradually vis poor ocnl
very poor to moderate
  W of 50w: sector W 6/5 with gusts tempo back sector S 4 prob of sh
rain impr vis moderate to good
  rest of the area: sector S 8 with gusts decr back sector W 4 by
7/0000 prob of hvy sh rain impr gradually vis poor ocnl very poor to
moderate
south east area (50s- 60s and 20w- 40w) E of 25 - N of 55s: sector S
8/5 with gusts veer NW 5/7 with gusts prob of sh of snow impr vis poor
ocnl very poor
  E of 30 - S of 55s: sector W 5 veer NW 6 with gusts prob of sh of
snow spells of good weather prob of sh rain starting early morning vis
moderate ocnl good
  W of 32w: sector N 6/8 with gusts back sector W with gusts by 7/1200
worsening with prob of sh rain vis moderate ocnl very poor
  rest of the area: vrb 3 veer sector N 5/8 with gusts prob of mist
fog patches dissipating worsening with prob of sh rain starting early
morning vis moderate ocnl poor to very poor
South West area (50s- 60s and 40w- 60w) E of 43w: sector N 7/8 with
gusts back sector W 6/5 with gusts prob of hvy sh rain impr vis very
poor to moderate
  W of 50w: sector N 6/5 with gusts back sector W veer NW 6/7 with
gusts by 7/0300 prob of drizzle rain starting early morning prob of sh
of rain vis moderate ocnl good to poor
  rest of the area: sector N 8/5 with gusts back sector W prob of sh
of rain spells of good weather vis very poor to moderate
Drake area (55s- 60s and 60w- 67w): sector W 5 veer NW 6/8 with gusts
prob of drizzle rain starting evening sh of rain sh of snow spells of
good weather vis moderate to very poor
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