( cyclocane is a CYCLOne and hurriCANE tracker by hayley )
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This is the final warning / advisory for this storm as it has weakened below warning levels and/or the storm system is no longer a tropical cyclone.
Current Wind Speed 30 knots / MPH
Max Predicted Wind Speed 30 knots / MPH at
Spaghetti models for ASHLEY can be found here:
ASHLEY spaghetti models page »
ZCZC 858 WTIO30 FMEE 280620 RSMC / TROPICAL CYCLONE CENTER / LA REUNION TROPICAL CYCLONE FORECAST WARNING (SOUTH-WEST INDIAN OCEAN) 0.A WARNING NUMBER: 6/1/20222023 1.A REMNANT LOW 1 (ASHLEY) 2.A POSITION 2022/09/28 AT 0600 UTC: WITHIN 20 NM RADIUS OF POINT 14.5 S / 76.2 E (FOURTEEN DECIMAL FIVE DEGREES SOUTH AND SEVENTY SIX DECIMAL TWO DEGREES EAST) MOVEMENT: WEST-SOUTH-WEST 13 KT 3.A DVORAK ANALYSIS: NIL 4.A CENTRAL PRESSURE: 1005 HPA 5.A MAX AVERAGE WIND SPEED (10 MN): 30 KT RADIUS OF MAXIMUM WINDS (RMW): NIL 6.A EXTENSION OF WIND BY QUADRANTS (KM): 28 KT NE: 0 SE: 335 SW: 280 NW: 0 7.A FIRST CLOSED ISOBAR (PRESSURE / AVERAGE DIAM): 1010 HPA / 400 KM 8.A VERTICAL EXTENSION OF CYCLONE CIRCULATION: SHALLOW 1.B FORECASTS (WINDS RADII IN KM): 12H: 2022/09/28 18 UTC: 16.0 S / 73.5 E, VENT MAX= 030 KT, REMNANT LOW 28 KT NE: 0 SE: 260 SW: 220 NW: 0 24H: 2022/09/29 06 UTC: 17.3 S / 71.6 E, VENT MAX= 025 KT, REMNANT LOW 36H: 2022/09/29 18 UTC: 18.1 S / 70.3 E, VENT MAX= 025 KT, REMNANT LOW 48H: 2022/09/30 06 UTC: 19.3 S / 69.4 E, VENT MAX= 025 KT, EXTRATROPICAL DEPRESSION 2.B LONGER-RANGE OUTLOOK: NIL 2.C ADDITIONAL INFORMATION: T=CI=NIL CONVECTION HAS BEEN CONTINUOUSLY WEAKENING IN ASHLEY'S SOUTHERN SEMI-CIRCLE DURING THE PAST 6 HOURS AND THIS MORNING'S SATELLITE IMAGERY NOW SHOWS A TOTALLY EXPOSED LOW-LEVEL VORTEX DEPRIVED OF ANY DEEP CONVECTION, THE CLOSEST COLD CLOUDTOPS BEING MORE THAN 90 NM FROM THE CENTER IN THE SOUTHEASTERN QUADRANT. THE SYSTEM'S FINAL WEAKENING STAGE IS THUS ONGOING, CONFIRMING THE INFLUENCE OF INCREASING MID-LEVEL DRY AIR INTRUSIONS, NORTHEASTERLY WIND SHEAR AND DECREASING OCEAN HEAT CONTENT. THEREFORE, ASHLEY IS DOWNGRADED TO A REMNANT LOW. MAXIMUM WINDS ARE ESTIMATED AROUND 30KT, ACCORDING TO LAST NIGHT'S PARTIAL ASCAT DATA AND AVAILABLE NWP GUIDANCE. ASHLEY'S REMNANT LOW-LEVEL VORTEX IS FOLLOWING A WEST-SOUTHWESTWARD TRACK ALONG THE EDGE OF THE SUBTROPICAL HIGH LOCATED TO THE SOUTHEAST OF THE SYSTEM. FROM FRIDAY, IT WILL THEN BE ATTRACTED MORE SOUTHWARD WHILE INTERACTING WITH A MID-LATITUDE TROUGH CLOSE TO 20S/70E. IT WILL THUS REMAIN AWAY FROM INHABITED ISLANDS, OFF THE EAST OF THE MASCARENE ARCHIPELAGO. ASSOCIATED WINDS COULD KEEP REACHING NEAR-GALE FORCE IN THE SHORT TERM IN THE SYSTEM'S SOUTHERN SEMI-CIRCLE. THIS IS THE LAST ADVISORY ON THIS SYSTEM.= NNNN
Public Advisory not available for this storm.
Forecast Discussion not available for this storm.
Time | Speed | Location | Status |
---|---|---|---|
30 knots | -14.5, 76.2 | ||
30 knots | -16.0, 73.5 | translation missing: en.REMNANT | |
25 knots | -17.3, 71.6 | translation missing: en.REMNANT | |
25 knots | -18.1, 70.3 | translation missing: en.REMNANT | |
25 knots | -19.3, 69.4 |
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