####018004687####
WWIN40 DEMS 091200

IWB (EVENING) DATED 09-05-2025



METEOROLOGICAL ANALYSIS:



 THE WESTERN DISTURBANCE AS A CYCLONIC CIRCULATION OVER NORTH

PAKISTAN & NEIGHBOURHOOD

BETWEEN 3.1 & 5.8 KM ABOVE MEAN SEA LEVELS PERSISTS.



 THE OTHER WESTERN DISTURBANCE AS A TROUGH IN MIDDLE TROPOSPHERIC

WESTERLIES WITH ITS AXIS AT

5.8 KM ABOVE MEAN SEA LEVEL ROUGHLY ALONG LONG. 55OE TO THE NORTH OF

LAT. 27ON PERSISTS.



 THE UPPER AIR CYCLONIC CIRCULATION OVER NORTHEAST RAJASTHAN &

NEIGHBOURHOOD EXTENDING UPTO

7.6 KM ABOVE MEAN SEA LEVEL PERSISTS.



 THE TROUGH FROM EASTCENTRAL ARABIAN SEA TO CYCLONIC CIRCULATION OVER

NORTHEAST RAJASTHAN &

NEIGHBOURHOOD ACROSS SOUTH GUJARAT & RAJASTHAN BETWEEN 1.5 & 7.6 KM

ABOVE MEAN SEA LEVELS

PERSISTS.



 THE NORTH-SOUTH TROUGH FROM NORTH INTERIOR KARNATAKA TO GULF OF

MANNAR ACROSS

RAYALASEEMA AND TAMIL NADU AT 0.9 KM ABOVE MEAN SEA LEVEL PERSISTS.



 AN UPPER AIR CYCLONIC CIRCULATION LIES OVER KERALA AND ADJOINING

TAMIL NADU AT 3.1 KM ABOVE

MEAN SEA LEVEL.



 THE TROUGH IN WESTERLIES FROM EAST UTTAR PRADESH TO NORTH INTERIOR

KARNATAKA BETWEEN 9.4 &

12.6 KM ABOVE MEAN SEA LEVEL PERSISTS.



 THE UPPER AIR CYCLONIC CIRCULATION OVER NORTHEAST ASSAM &

NEIGHBOURHOOD EXTENDING UPTO 3.1

KM ABOVE MEAN SEA LEVEL PERSISTS.



 AN UPPER CYCLONIC CIRCULATION LIES OVER CENTRAL BANGLADESH AND ITS

NEIGHBOURHOOD AT 0.9 KM

ABOVE MEAN SEA LEVEL.



 THE UPPER AIR CYCLONIC CIRCULATION OVER SOUTHEAST BAY OF BENGAL AND

ADJOINING SOUTH ANDAMAN

SEA BETWEEN 3.1 & 4.5 KM ABOVE MEAN SEA LEVEL PERSISTS.



 SOUTHWEST MONSOON IS VERY LIKELY TO ADVANCE INTO SOUTH ANDAMAN SEA,

SOME PARTS OF SOUTHEAST

BAY OF BENGAL AND NICOBAR ISLANDS AROUND 13TH MAY, 2025.



RAINFALL FORECAST:





 AT MANY PLACES OVER ANDAMAN & NICOBAR ISLANDS, ARUNACHAL PRADESH,

GUJARAT STATE.

HIMACHAL PRADESH, JAMMU-KASHMIR-LADAKH-GILGIT-BALTISTAN-MUZAFFARABAD;



 AT A FEW PLACES OVER ASSAM & MEGHALAYA, SUB-HIMALAYAN WEST BENGAL &

SIKKIM, UTTAR PRADESH,

UTTARAKHAND, EAST RAJASTHAN, WEST MADHYA PRADESH, COASTAL ANDHRA

PRADESH & YANAM, TELANGANA,

TAMIL NADU, PUDUCHERRY & KARAIKAL, KERALA & MAHE, LAKSHADWEEP;



 AT ISOLATED PLACES OVER NAGALAND, MANIPUR, MIZORAM & TRIPURA,

GANGETIC WEST BENGAL,

ODISHA, JHARKHAND, EAST UTTAR PRADESH, HARYANA-CHANDIGARH-DELHI,

PUNJAB, WEST RAJASTHAN,

MADHYA PRADESH, KONKAN & GOA, MADHYA MAHARASHTRA, MARATHWADA,

VIDARBHA, CHHATTISGARH,

RAYALASEEMA, INTERIOR KARNATAKA, KERALA & MAHE;



WEATHER WARNINGS:

09TH MAY (DAY 1)



 HEAVY RAINFALL VERY LIKELY AT ISOLATED PLACES OVER TAMILNADU &

PUDUCHERRY.



 THUNDERSQUALL WITH WIND SPEED REACHING(50-60KMPH) VERY LIKELY AT

ISOLATED PLACES OVER

CHHATTISGARH, COASTAL ANDHRA PRADESH, GUJARAT AND RAJASTHAN.



 THUNDERSTORM ACCOMPANIED WITH LIGHTNING & GUSTY WINDS(40-50KMPH)

VERY LIKELY AT ISOLATED PLACES

OVER HARYANA, CHANDIGARH & DELHI, HIMACHAL PRADESH, JAMMU-KASHMIR AND

LADAKH, KONKAN & GOA, MADHYA



MAHARASHTRA, MADHYA PRADESH, NORTH INTERIOR KARNATAKA, RAYALASEEMA

AND UTTARAKHAND.



 THUNDERSTORM ACCOMPANIED WITH LIGHTNING & GUSTY WINDS(30-40KMPH)

VERY LIKELY AT ISOLATED PLACES

OVER ASSAM & MEGHALAYA, MARATHWADA, SOUTH INTERIOR KARNATAKA, SUB

HIMALAYAN WEST BENGAL & SIKKIM,

TAMILNADU & PUDUCHERRY, TELANGANA AND UTTAR PRADESH.



 THUNDERSTORM ACCOMPANIED WITH LIGHTNING VERY LIKELY AT ISOLATED

PLACES OVER ARUNACHAL PRADESH,

NAGALAND, MANIPUR, MIZORAM AND TRIPURA, PUNJAB AND VIDARBHA.



 HOT AND HUMID WEATHER VERY LIKELY AT ISOLATED PLACES OVER ASSAM &

MEGHALAYA, GANGETIC WEST BENGAL,

KERALA AND MAHE, TRIPURA AND ODISHA.

10TH MAY (DAY 2)



 HEAVY RAINFALL VERY LIKELY AT ISOLATED PLACES OVER ARUNACHAL

PRADESH.



 THUNDERSTORM ACCOMPANIED WITH LIGHTNING & GUSTY WINDS(40-50KMPH)

VERY LIKELY AT ISOLATED

PLACES OVER CHHATTISGARH, GUJARAT, HIMACHAL PRADESH, JAMMU AND

KASHMIR AND LADAKH, KONKAN & GOA,

MADHYA MAHARASHTRA, MADHYA PRADESH, NORTH INTERIOR KARNATAKA,

RAJASTHAN AND UTTARAKHAND.



 THUNDERSTORM ACCOMPANIED WITH LIGHTNING & GUSTY WINDS(30-40KMPH)

VERY LIKELY AT ISOLATED

PLACES OVER ANDHRA PRADESH, ASSAM & MEGHALAYA, MARATHWADA, MANIPUR,

SOUTH INTERIOR KARNATAKA,

SUB HIMALAYAN WEST BENGAL & SIKKIM, TELANGANA AND VIDARBHA.



 THUNDERSTORM ACCOMPANIED WITH LIGHTNING VERY LIKELY AT ISOLATED

PLACES OVER ARUNACHAL PRADESH,

COSTAL KARNATAKA AND UTTAR PRADESH.



 HEAT WAVE VERY LIKELY AT ISOLATED PLACES OVER GANGETIC WEST BENGAL.



 HOT AND HUMID WEATHER VERY LIKELY AT ISOLATED PLACES OVER ASSAM &

MEGHALAYA, BIHAR, JHARKHAND,

KERALA AND MAHE, TRIPURA AND ODISHA.=