Menu

BAY OF BENGAL: TC 02B(YAAS) has reached US/CAT 1 and is forecast to make landfall near Balasore/Odisha with top gusts in excess of 150km/h shortly before 24h, 25/15utc update



2021 MAY 25 1445UTC #NORTHINDIAN #GULFOFBENGAL
TC #02B #YAAS
WARNING 7
As of 12:00 UTC May 25, 2021:
Location: 19.8°N 88.3°E
Maximum Winds: 65 kt ( 120km/h)
Gusts: 80 kt ( 150km/h)
Minimum Central Pressure: 975 mb
CATEGORY US: 1
LOCATED AT 25/12UTC APPROXIMATELY 235KM SOUTHEAST OF BALASORE/ODISHA, INDIA, HAS TRACKED NORTHWARD AT 17 KM/H OVER THE PAST SIX HOURS.

Satellite bulletins are to be found in the comments of this post on JTWC BIS

Cheers,
Patrick Hoareau
M974World
ILES SOEURS
Cyclone Class 4
 Cheers,PH.

Joint Typhoon Warning Center

TC 02B(YAAS). WARNING 7 ISSUED AT 25/15UTC.TC 02B RESIDES IN A MARGINALLY FAVORABLE ENVIRONMENT WITH  ROBUST RADIAL OUTFLOW ALOFT AND WARM (30-31 C) SEA SURFACE  TEMPERATURES OFFSET BY LOW TO MODERATE RELATIVE VERTICAL WIND SHEAR  (15-20KTS). THE SYSTEM IS FORECAST TO REMAIN IN THE MARGINALLY  FAVORABLE ENVIRONMENT FOR THE NEXT 12 HOURS UP TO LANDFALL JUST  BEFORE 26/12UTC. TC 02B WILL REMAIN AT ITS PEAK INTENSITY OF 65KNOTS/US CAT 1 AS  IT TRACKS NORTH-NORTHWEST ALONG THE WESTERN PERIPHERY OF A  SUBTROPICAL RIDGE TO THE NORTHEAST. SHORTLY AFTER 12H, TC 02B IS  EXPECTED TO MAKE LANDFALL NEAR THE MOUTH OF THE ESTUARY OF  BUDHABALANGA RIVER, INDIA. AFTER MAKING LANDFALL, THE SYSTEM WILL  BEGIN DECAYING DUE TO LAND INTERACTION AND FULLY DISSIPATE BY  48H, IF NOT SHORTLY AFTER.
TC 02B(YAAS). WARNING 7 ISSUED AT 25/15UTC.TC 02B RESIDES IN A MARGINALLY FAVORABLE ENVIRONMENT WITH ROBUST RADIAL OUTFLOW ALOFT AND WARM (30-31 C) SEA SURFACE TEMPERATURES OFFSET BY LOW TO MODERATE RELATIVE VERTICAL WIND SHEAR (15-20KTS). THE SYSTEM IS FORECAST TO REMAIN IN THE MARGINALLY FAVORABLE ENVIRONMENT FOR THE NEXT 12 HOURS UP TO LANDFALL JUST BEFORE 26/12UTC. TC 02B WILL REMAIN AT ITS PEAK INTENSITY OF 65KNOTS/US CAT 1 AS IT TRACKS NORTH-NORTHWEST ALONG THE WESTERN PERIPHERY OF A SUBTROPICAL RIDGE TO THE NORTHEAST. SHORTLY AFTER 12H, TC 02B IS EXPECTED TO MAKE LANDFALL NEAR THE MOUTH OF THE ESTUARY OF BUDHABALANGA RIVER, INDIA. AFTER MAKING LANDFALL, THE SYSTEM WILL BEGIN DECAYING DUE TO LAND INTERACTION AND FULLY DISSIPATE BY 48H, IF NOT SHORTLY AFTER.

TC 02B(YAAS). NUMERICAL MODELS ARE IN FAIR AGREEMENT WITH A CROSS-TRACK SPREAD OF 85KM AT 24H, LENDING HIGH CONFIDENCE  TO THE JTWC FORECAST TRACK THAT IS PLACED NEAR THE MULTI-MODEL CONSENSUS.
TC 02B(YAAS). NUMERICAL MODELS ARE IN FAIR AGREEMENT WITH A CROSS-TRACK SPREAD OF 85KM AT 24H, LENDING HIGH CONFIDENCE TO THE JTWC FORECAST TRACK THAT IS PLACED NEAR THE MULTI-MODEL CONSENSUS.

TC 02B(YAAS). WARNING 7. FORECAST LANDFALL AREA NEAR BALASORE/ODISHA SHORTLY BEFROE 24H.
TC 02B(YAAS). WARNING 7. FORECAST LANDFALL AREA NEAR BALASORE/ODISHA SHORTLY BEFROE 24H.

 

TC 02B. AVN INTENSITY GUIDANCE: 77KNOTS AT +0H.
TC 02B. AVN INTENSITY GUIDANCE: 77KNOTS AT +0H.

TC 02B. 25/1450UTC. ENHANCED INFRARED SATELLITE IMAGERY (EIR) DEPICT THE DEEP  CONVECTIVE BANDING CONSOLIDATING AROUND A WELL-DEFINED LOW LEVEL  CIRCULATION CENTER.
TC 02B. 25/1450UTC. ENHANCED INFRARED SATELLITE IMAGERY (EIR) DEPICT THE DEEP CONVECTIVE BANDING CONSOLIDATING AROUND A WELL-DEFINED LOW LEVEL CIRCULATION CENTER.

TC 02B. 25/1237UTC. MICROWAVE(37) DEPICTED VERY WELL THE LOW LEVEL CIRCULATION CENTER.
TC 02B. 25/1237UTC. MICROWAVE(37) DEPICTED VERY WELL THE LOW LEVEL CIRCULATION CENTER.

TC 02B(YAAS). 25/1512UTC. PARADIP RADAR DEPICTS THE CYCLONE CENTER WITH PINPOINT ACCURACY. IMD.
TC 02B(YAAS). 25/1512UTC. PARADIP RADAR DEPICTS THE CYCLONE CENTER WITH PINPOINT ACCURACY. IMD.

JTWC HAS BEEN ISSUING 6HOURLY WARNINGS AND 3HOURLY SATELLITE BULLETINS ON TC 02B(YAAS).
JTWC HAS BEEN ISSUING 6HOURLY WARNINGS AND 3HOURLY SATELLITE BULLETINS ON TC 02B(YAAS).

Rédigé par PATRICK HOAREAU le Tuesday, May 25th 2021 à 19:50