FOTH 1 VTMD 21/0000   UTC                  
VALID 21/0000 UTC  TO 21/1200 UTC  
PART ONE  SYNOPTIC  SITUATION AT 20/1200 UTC  
    RDG FM HIGH PRESS COVER S OF CHINA SWWD TO N OF N PART AND S OF VIETNAM WITH         
   TROF FM ANDAMAN SEA NEWD THRU CNTRL PART AND NE PART OF THAILAND   
   
     
PART TWO  AREA FCST  
AREA N 1-2/8 SC,CU 020/050 1-2/8 AC 100/120 1-3/8 CI 300/330       
  VSBY 3      FG 0002 AND THICK FOG MANY AREA WITH HAZE DURING DAY TIME  
AREA E 1-2/8 SC,CU 020/050 1-2/8 AC 100/120 1-3/8 CI 300/330       
  VSBY 3      FG 0002 AND THICK FOG MANY AREA WITH HAZE DURING DAY TIME  
AREA M 1-2/8 SC,CU 020/050 1-2/8 AC 100/120 1-3/8 CI 300/330       
  VSBY 4      FG 0002 AND THICK FOG MANY AREA WITH HAZE DURING DAY TIME  
AREA D 2-3/8 SC,CU 020/050 2-3/8 AC,AS 100/120 2-3/8 CI,CS 300/330       
  VSBY 6     PATCHY FG 0002 AND FEW CB/TS/RASH S OF PTN   
WIND AND TEMPS                             UTC     SKEW T LOG P. ANALYSIS                 UTC.  
  AREA N 0C AREA E 0C AREA M 0C AREA D 0C   VTCC VTUU VTBB VTSH VTSP  
2M 3305 16 3605 23 0505 20 0710 22 F/L 17,400 17,000 16,300 17,000 -  
5M 3105 15 3505 16 0610 14 0910 16 TROP 53,000 53,000 53,000 53,000 -  
7M 2310 12 9905 16 0905 12 1005 14 LCL 1,800 700 1,500 1,100 -  
10M 3010 13 9905 16 0905 13 9905 11 CCL 13,300 1,400 3,600 1,800 -  
15M 2815 05 9905 05 0910 02 0910 03 LFC - - - 2,500 -  
20M 2915 -08 3610 -06 0715 -08 1020 -06 LI -0.2 -3.0 +2.0 +1.5 -  
25M 2720 -19 1510 -18 9910 -19 1220 -17 C/L 40,200 - 39,000 40,700 -  
30M 2730 -32 1815 -29 9910 -30 9910 -30 MAX. T  27.0C 30.0C 28.0C 30.5C -  
40M 2540 -55 2120 -53 2220 -58 2110 -54 MIN.T 20.5C 22.0C 20.0C 22.5C -  
      RH.SFC 89% 97% 87% 87% -  
AT DONMUANG  SUNRISE    0646 LST   5000 FT 47% 50% 50% 64% -  
SUNSET   1812 LST   10000 FT 1% 2% 1% 3% -  
PERIOD/LST R/W  TEMP (0C)     20000 FT 1% 0% 1% 1% -  
0600 - 0800 23   K.VALUE -26.9 -25.9 -25.7 +17.5 -  
0800 - 1000 26   RA NO% NO% NO% 1-2% -  
1000 - 1200 29   TW - - -   -  
1200 - 1400 32     TS  % -% % 20% -  
1400 - 1600 33   RADIATION SFC-2,500 SFC-1,600   - -  
1600 - 1800 31   SUBSIDENCE 6,800-9,000 4,500-9,800 6,500-10,000 - -  
        - -  
                                                                                                                                                                             WEATHER  SERVICE CENTER MET. DEPT.      
UJ /TYPE   21 / JAN / 2009   GE /FORECASTER