Marine Forecast

Weather Information for the Marine Community

Bulletin issued at 09:00 HKT 04/Jun/2018

GALE WARNING AREAS: PARACEL AND DANANG.

GENERAL SITUATION AT 032100 UTC:
FOR DETAILS ON TROPICAL DEPRESSION OVER CENTRAL PART OF THE SOUTH CHINA SEA, PLEASE REFER TO THE 3-HRLY SHIPPING WARNINGS.

MARINE FORECAST FOR 24 HOURS FROM 040100 UTC:

HONG KONG= E 5-6. ISOL SHOWERS AND TS. SEA 2-3 M. SWELL E TO SE 2 M. TEMP 32-27 C. =
KWANGTUNG= E TO SE 5-6. DOWN TO 2000 M IN SCT SQUALLY SHOWERS AND TS. SEA 2-3 M. SWELL E TO SE 2-3 M. =
TAIWAN STRAIT= NE 4-5. ISOL SHOWERS. SEA UP TO 2 M. SWELL NE 2 M. =
BASHI= E TO SE 4-5. ISOL SHOWERS AND TS. SEA UP TO 2 M. SWELL E TO SE 2 M. =
PRATAS= SE 5-6. DOWN TO 2000 M IN SCT SQUALLY SHOWERS AND TS. SEA 2-3 M. SWELL E TO SE 2 M, SW 2 M LATER. =
BALINTANG= E TO SE 4-5. ISOL SHOWERS AND TS. SEA UP TO 2 M. SWELL E TO SE 2 M. =
SCARBOROUGH= S TO SW 5-6. DOWN TO 2000 M IN SCT SQUALLY SHOWERS AND TS. SEA 2-3 M. SWELL SE 2 M, SW 2 M. =
PARACEL= SE 6, BEC CYCLONIC 7-8. DOWN TO 500 M IN FRQ HEAVY SQUALLY SHOWERS AND TS. SEA 3 M, BEC 4-6 M. SWELL SE 2-3 M, SW 2-3 M. =
TONKIN= N TO NE 5-6, 7 LATER. DOWN TO 500 M IN FRQ HEAVY SQUALLY SHOWERS AND TS. SEA 2-3 M, 4 M LATER. SWELL SE 2 M. =
DANANG= CYCLONIC 6, BEC W TO NW 7-8. DOWN TO 500 M IN FRQ HEAVY SQUALLY SHOWERS AND TS. SEA 3 M, BEC 4-6 M. SWELL SE UP TO 3 M. =
NNNN
Abbreviations:
KT, VRB, SLW, FRQ - knot, variable, slow, frequent STNR, QSTNR, C - stationary, quasi-stationary, degrees celsius WKN, INTSF, INTST, NC - weaken, intensify, intensity, no change LGT, ISOL, SCT, OCNL - light, isolated, scattered, occasional CLD, DZ, TS - cloudy, drizzle, thunderstorm

The date and time are specified by a 6-digit number DDHHMM. DD stands for the day of month, HH represents the hour while MM indicates the minute in UTC.

Map showing the 10 forecast areas

Tidal Information

2018 © | Important notices | Privacy policy | Site Map | Contact us

Last revision date: <04 Jun 2018>

Settings

Mobile

繁體

简体

Weather Forecast for Local Aviation

Bulletin issued at 12:30 HKT 04/JUN/2018
(Next update at 17:30 HKT 04/JUN/2018)

I.   SIGNIFICANT WEATHER WITHIN 100 KILOMETER RADIUS OF H.K :
     STRONG WINDS AND SEV TURB.
     ISOL CUNIM/TS AND ASSOCIATED HAZARDS.
II.  SYNOPSIS OF THE WEATHER SITUATION :
     AN EASTERLY AIRSTREAM IS AFFECTING THE COAST OF
     GUANGDONG.
     AT NOON, THE TROPICAL DEPRESSION OVER THE
     CENTRAL PART OF THE SOUTH CHINA SEA WAS LOCATED
     AT 15.8 DEGREES NORTH, 110.5 DEGREES EAST. IT IS
     FORECAST TO MOVE NORTH SLOWLY TOWARDS THE
     VICINITY OF HAINAN ISLAND.
III. FORECAST FOR 100-KILOMETER RADIUS AROUND HONG KONG
     FROM 1300 TO 2300 HKT:
             WIND                           TEMPERATURE (DEG. C)
   A.   SURFACE:  090/10-15
                  TEMPO VRB/20G30 IN TS
       OFFSHORE:  080/20-25                            33-28
   B.   2000 FT:  110/20-25                            23
   C.   5000 FT:  120/15-20                            18
   D.  10000 FT:  130/15                               13
   E.  18000 FT:  160/10                               MS1
   F.  24000 FT:  180/10                               MS12
   G.  30000 FT:  300/10                               MS24
   H. INVERSION LEVEL(S) (ONLY WHEN BELOW 5000 FEET) : 
      NIL
   I. WEATHER       : 
      MAINLY CLOUDY.  A FEW ISOLATED SHOWERS AND
      SQUALLY THUNDERSTORMS.
   J. CLOUD (HEIGHT ABOVE MSL) : 
      FEW 2000 FT SCT 6000 FT. 
      TEMPO FEW CB 1000 FT  SCT 2500 FT BKN 4000 FT.
   K. VISIBILITY    : 10 KM. TEMPO 4000 M IN SHOWERS. 
                      TEMPO 2500 M IN TS.
   L. 0 DEG. C LEVEL: 17000 FT      10 DEG. C LEVEL(S) : 11200 FT
   M. TURBULENCE    : MOD TO SEV
   N. SEA STATE     : 2.0-3.0 M     SEA TEMPERATURE    : 27 DEG
IV.  FURTHER OUTLOOK: 
     MODERATE TO FRESH EASTERLY WINDS. MAINLY CLOUDY
     WITH ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.=

===================================================================
Note: The forecast could be updated before the next issue time 
whenever there is newly expected occurrence or non-occurrence 
of significant weather as described below which may be hazardous 
to aircraft within 100-km radius of Hong Kong:

(a) Change of the tropical cyclone category
(b) Strong, Gale, Storm, and Hurricane force winds
(c) Thunderstorm/CBs
(d) Severe gusts
(e) Severe turbulence
(f) Significant low stratus
(g) Fog or thick haze/sandstorm/duststorm 
    causing significant reduction of visibility
(h) Volcanic ash
(i) Radioactive cloud
===================================================================

Aviation Weather Observation and Forecast Information for Hong Kong International Airport

To know more about clouds, please see Commonly observed clouds in Hong Kong.

Last revision date: <04 Jun 2018>

Marine Forecast

Weather Forecast for Local Aviation

Tropical Cyclone Warning

From Weather Underground