WTIN20 DEMS 170624

DELHI TROPICAL WEATHER OUTLOOK



DEMS-RSMC TROPICAL CYCLONES NEW DELHI DATED 17.07.2026

TROPICAL WEATHER OUTLOOK FOR THE NORTH INDIAN OCEAN (THE BAY OF

BENGAL AND THE ARABIAN SEA) VALID FOR THE NEXT 168 HOURS ISSUED AT

0600

UTC OF 17.07.2026 BASED ON 0300 UTC OF 17.07.2026.

BAY OF BENGAL:

YESTERDAYS WELL-MARKED LOW PRESSURE AREA OVER NORTHWEST BAY OF BENGAL

& ADJOINING NORTH

ODISHA-WEST BENGAL COASTS WEAKENED INTO LOW PRESSURE AREA OVER THE

SAME REGION AT 0000 UTC OF

TODAY, THE 17TH JULY, 2026 AND LAY OVER GANGETIC WEST BENGAL AND

ADJOINING JHARKHAND & NORTH ODISHA

AT 0300 UTC OF TODAY, THE 17



TH JULY 2026. THE ASSOCIATED CYCLONIC CIRCULATION NOW EXTENDS UPTO

5.8

KM ABOVE MEAN SEA LEVEL TILTING SOUTHWESTWARDS WITH HEIGHT. IT IS

VERY LIKELY TO WEAKEN GRADUALLY DURING

NEXT 24 HRS.

LOW LEVEL CIRCULATION (LLC) OVER ODISHA ADJOINING JHARKHAND &

GANGETIC WEST BENGAL:

ASSOCIATED SCATTERED TO BROKEN LOW AND MEDIUM CLOUDS WITH EMBEDDED

INTENSE TO VERY INTENSE

CONVECTION LAY OVER EAST MADHYA PRADESH, VIDARBHA AND CHHATTISGARH.

THE MINIMUM CLOUD TOP

TEMPERATURE IS MINUS 70 TO 90 DEGREE CELSIUS AND MODERATE TO INTENSE

CONVECTION LAY OVER

JHARKHAND, ODISHA, GANGETIC WEST BENGAL & NORTHWEST BAY OF BENGAL.

THE MINIMUM CLOUD TOP

TEMPERATURE MINUS 40-70 DEGREE CELSIUS.

SCATTERED TO BROKEN LOW AND MEDIUM CLOUDS WITH EMBEDDED MODERATE TO

INTENSE CONVECTION LAY

OVER NORTH & CENTRAL BAY OF BENGAL, ARAKAN COAST, ANDAMAN SEA, GULF

OF MARTABAN AND

TENASSERIM COAST. SCATTERED LOW AND MEDIUM CLOUDS WITH EMBEDDED

ISOLATED WEAK TO MODERATE

CONVECTION LAY OVER SOUTH BAY OF BENGAL.

*PROBABILITY OF CYCLOGENESIS (FORMATION OF DEPRESSION) DURING NEXT

168 HRS)



24     24-48     48-72   72-96  96-120   120-144    144-168

HOURS   HOURS    HOURS   HOURS   HOURS    HOURS      HOURS

 NIL      NIL     NIL     NIL     NIL       NIL        NIL



*NOTE: EVERY 24HR FORECAST IS VALID UPTO 0300 UTC (0830 IST) OF NEXT

DAY

ARABIAN SEA:

SCATTERED LOW AND MEDIUM CLOUDS WITH EMBEDDED ISOLATED WEAK TO

MODERATE CONVECTION LAY OVER

THE CENTRAL & SOUTH ARABIAN SEA, LAKSHADWEEP ISLAND AREA AND MALDIVES

AREA.



CLOUD DISTRIBUTION: (A) ISOLATED: <25%, SCATTERED:25-50%, BROKEN:

51-75%, SOLID:>75%, CONVECTION INTENSITY: (A) WEAK: CLOUD TOP

TEMPERATURE(CTT)>-

25OC, (B) MODERATE: CTT:-25OCTO-40OC, (C) INTENSE: CTT: -41OCTO -70OC

AND (D) VERY INTENSE::LESS THAN -70OC PROBABILITY OF CYCLOGENESIS

(FORMATION OF

DEPRESSION) :NIL:0%, LOW:1-33%, MODERATE:34-66% AND HIGH:67-100%

THIS IS A GUIDANCE BULLETIN FOR WMO/ESCAP PANEL MEMBER COUNTRIES.

VISIT RESPECTIVE NATIONAL WEBSITES FOR COUNTRY SPECIFIC BULLETINS.

*PROBABILITY OF CYCLOGENESIS (FORMATION OF DEPRESSION) DURING NEXT

168 HRS:



24     24-48     48-72   72-96  96-120   120-144    144-168

HOURS   HOURS    HOURS   HOURS   HOURS    HOURS      HOURS

 NIL      NIL     NIL     NIL     NIL       NIL        NIL



*NOTE: EVERY 24HR FORECAST IS VALID UPTO 0300 UTC (0830 IST) OF NEXT

DAY

REMARKS: NIL=