####018005616#### WWIN40 DEMS 210300 IWB (MORNING) DATED 21-04-2024 METEOROLOGICAL ANALYSIS: THE WESTERN DISTURBANCE AS A CYCLONIC CIRCULATION OVER JAMMU-KASHMIR & ADJOINING NORTH PAKISTAN NOW SEEN AS A TROUGH WITH ITS AXIS AT 3.1 KM ABOVE MEAN SEA LEVEL ROUGHLY ALONG LONG. 70OE TO THE NORTH OF LAT. 28ON. A FRESH WESTERN DISTURBANCE AS A CYCLONIC CIRCULATION LIES OVER EAST IRAN & NEIGHBOURHOOD AT 5.8 KM ABOVE MEAN SEA LEVEL. A CYCLONIC CIRCULATION LIES OVER NORTHEAST BANGLADESH & NEIGHBOURHOOD AT 0.9 KM ABOVE MEAN SEA LEVEL. A NORTH-SOUTH TROUGH RUNS FROM CYCLONIC CIRCULATION OVER NORTHEAST BANGLADESH TO NORTH BAY OF BENGAL AT 0.9 KM ABOVE MEAN SEA LEVEL. THE CYCLONIC CIRCULATION OVER NORTHEAST ASSAM & NEIGHBOURHOOD PERSISTS AND NOW SEEN BETWEEN 1.5 & 3.1 KM ABOVE MEAN SEA LEVEL. THE TROUGH/WIND DISCONTINUITY FROM SOUTH INTERIOR KARNATAKA TO SOUTH TAMIL NADU NOW RUNS FROM SOUTH CHHATTISGARH TO SOUTH TAMIL NADU ACROSS TELANGANA, COASTAL ANDHRA PRADESH AND RAYALASEEMA AT 0.9 KM ABOVE MEAN SEA LEVEL. A CYCLONIC CIRCULATION LIES OVER GULF OF MANNAR & NEIGHBOURHOOD AT 0.9 KM ABOVE MEAN SEA LEVEL. ANOTHER FRESH WESTERN DISTURBANCE IS LIKELY TO AFFECT WESTERN HIMALAYAN REGION FROM 26 TH APRIL, 2024. THE TROUGH FROM EAST BIHAR TO ABOVE CYCLONIC CIRCULATION OVER NORTHEAST ASSAM EXTENDING UPTO 1.5 KM ABOVE MEAN SEA LEVEL HAS BECOME LESS MARKED. THE TROUGH FROM VIDARBHA TO EAST CENTRAL ARABIAN SEA OFF KARNATAKA-GOA COAST ACROSS MARATHWADA AND MADHYA MAHARASHTRA EXTENDING UPTO 1.5 KM ABOVE MEAN SEA LEVEL HAS BECOME LESS MARKED. RAINFALL FORECAST: AT MOST PLACES OVER ARUNACHAL PRADESH; AT MANY PLACES OVER ASSAM & MEGHALAYA; AT FEW PLACES OVER NAGALAND, MANIPUR, MIZORAM & TRIPURA, ODISHA, UTTARAKHAND, HIMACHAL PRADESH, JAMMU-KASHMIR-LADAKH-GILGIT-BALTISTAN- MUZAFFARABAD AND KERALA & MAHE; AT ISOLATED PLACES OVER ANDAMAN & NICOBAR ISLANDS, WEST BENGAL & SIKKIM, JHARKHAND, WEST UTTAR PRADESH, PUNJAB, RAJASTHAN, MADHYA PRADESH, MAHARASHTRA & GOA, CHHATTISGARH, COASTAL ANDHRA PRADESH & YANAM, TELANGANA, RAYALASEEMA, TAMIL NADU, PUDUCHERRY & KARAIKAL AND KARNATAKA; DRY WEATHER OVER REST PART OF THE COUNTRY. WEATHER WARNINGS: 21 APRIL (DAY 1): THUNDERSTORM ACCOMPANIED WITH LIGHTNING & GUSTY WINDS (SPEED REACHING 40-50 KMPH) VERY LIKELY AT ISOLATED PLACES OVER EAST MADHYA PRADESH, ODISHA, ASSAM & MEGHALAYA, VIDARBHA, CHHATTISGARH, COASTAL ANDHRA PRADESH & YANAM AND RAYALASEEMA; WITH GUSTY WINDS (SPEED REACHING 30-40 KMPH) AT ISOLATED PLACES OVER NAGALAND, MANIPUR, MIZORAM & TRIPURA, TELANGANA AND KARNATAKA; WITH LIGHTNING & HAIL AT ISOLATED PLACES OVER MARATHWADA; WITH LIGHTNING AT ISOLATED PLACES OVER WEST MADHYA PRADESH, SUB-HIMALAYAN WEST BENGAL & SIKKIM, ARUNACHAL PRADESH, KONKAN & GOA, MADHYA MAHARASHTRA AND KERALA & MAHE. HEAVY RAINFALL VERY LIKELY AT ISOLATED PLACES OVER ARUNACHAL PRADESH, ASSAM & MEGHALAYA AND NAGALAND, MANIPUR, MIZORAM & TRIPURA. HOT AND HUMID WEATHER VERY LIKELY TO PREVAIL OVER SUB-HIMALAYAN WEST BENGAL, KONKAN & GOA, COASTAL ANDHRA PRADESH & YANAM, RAYALASEEMA, KERALA & MAHE AND TAMIL NADU, PUDUCHERRY & KARAIKAL. HEAT WAVE CONDITIONS IN MANY PARTS WITH SEVERE HEAT WAVE CONDITIONS IN ISOLATED POCKETS VERY LIKELY TO PREVAIL OVER GANGETIC WEST BENGAL; HEAT WAVE CONDITIONS IN SOME PARTS WITH SEVERE HEAT WAVE CONDITIONS IN ISOLATED POCKETS OVER ODISHA; HEAT WAVE CONDITIONS IN ISOLATED POCKETS OVER EAST UTTAR PRADESH, SUB-HIMALAYAN WEST BENGAL, BIHAR AND JHARKHAND. WARM NIGHT CONDITIONS VERY LIKELY TO PREVAIL IN ISOLATED POCKETS OVER GANGETIC WEST BENGAL AND ODISHA. THUNDERSTORM/DUSTSTORM ACCOMPANIED WITH LIGHTNING VERY LIKELY AT ISOLATED PLACES OVER WEST RAJASTHAN. 22 APRIL (DAY 2): THUNDERSTORM ACCOMPANIED WITH LIGHTNING & GUSTY WINDS (SPEED REACHING 40-50 KMPH) WITH HAIL VERY LIKELY AT ISOLATED PLACES OVER VIDARBHA; WITH LIGHTNING & GUSTY WINDS (SPEED REACHING 40-50 KMPH) AT ISOLATED PLACES OVER EAST MADHYA PRADESH, CHHATTISGARH, COASTAL ANDHRA PRADESH & YANAM AND ODISHA; WITH GUSTY WINDS (SPEED REACHING 30-40 KMPH) AT ISOLATED PLACES OVER EAST RAJASTHAN, ASSAM & MEGHALAYA, NAGALAND, MANIPUR, MIZORAM & TRIPURA AND TELANGANA; WITH LIGHTNING & HAIL AT ISOLATED PLACES OVER HIMACHAL PRADESH; WITH LIGHTNING AT ISOLATED PLACES OVER JAMMU-KASHMIR-LADAKH-GILGIT- BALTISTAN-MUZAFFARABAD, UTTARAKHAND, WEST UTTAR PRADESH, WEST MADHYA PRADESH, SUB-HIMALAYAN WEST BENGAL & SIKKIM, ARUNACHAL PRADESH, MADHYA MAHARASHTRA, MARATHWADA KARNATAKA AND KERALA & MAHE. HEAVY TO VERY HEAVY RAINFALL VERY LIKELY AT ISOLATED PLACES OVER ARUNACHAL PRADESH AND HEAVY RAINFALL AT ISOLATED PLACES OVER ASSAM & MEGHALAYA. HOT AND HUMID WEATHER VERY LIKELY TO PREVAIL OVER SUB-HIMALAYAN WEST BENGAL, KONKAN & GOA, COASTAL ANDHRA PRADESH & YANAM, RAYALASEEMA, COASTAL KARNATAKA, KERALA & MAHE AND TAMIL NADU, PUDUCHERRY & KARAIKAL. HEAT WAVE CONDITIONS IN SOME PARTS WITH SEVERE HEAT WAVE CONDITIONS IN ISOLATED POCKETS VERY LIKELY TO PREVAIL OVER GANGETIC WEST BENGAL; HEAT WAVE CONDITIONS IN ISOLATED POCKETS OVER EAST UTTAR PRADESH, BIHAR AND ODISHA. WARM NIGHT CONDITIONS VERY LIKELY TO PREVAIL IN ISOLATED POCKETS OVER GANGETIC WEST BENGAL AND ODISHA. THUNDERSTORM/DUSTSTORM ACCOMPANIED WITH LIGHTNING VERY LIKELY AT ISOLATED PLACES OVER WEST RAJASTHAN.=