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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 35 knots / 40 MPH
Max Predicted Wind Speed 35 knots / 40 MPH at
Spaghetti models for SEAN can be found here:
WTXS32 PGTW 230900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 10S (SEAN) WARNING NR 022//
RMKS/
1. TROPICAL CYCLONE 10S (SEAN) WARNING NR 022
01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
230600Z --- NEAR 30.1S 108.2E
MOVEMENT PAST SIX HOURS - 160 DEGREES AT 10 KTS
POSITION ACCURATE TO WITHIN 015 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND SYNOPTIC DATA
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
200 NM SOUTHEAST QUADRANT
160 NM SOUTHWEST QUADRANT
120 NM NORTHWEST QUADRANT
REPEAT POSIT: 30.1S 108.2E
---
FORECASTS:
12 HRS, VALID AT:
231800Z --- 32.0S 109.7E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
---
REMARKS:
230900Z POSITION NEAR 30.6S 108.6E.
23JAN25. TROPICAL CYCLONE 10S (SEAN), LOCATED APPROXIMATELY 565 NM
SOUTH-SOUTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED SOUTH-SOUTHEASTWARD
AT 10 KNOTS OVER THE PAST SIX HOURS. ANIMATED MULTISPECTRAL SATELLITE
IMAGERY SHOWS THE FULLY EXPOSED LOW LEVEL CIRCULATION CENTER (LLCC) HAS
BECOME EVEN MORE ELONGATED AND IRREGULARLY-SHAPED AS THE MAIN CONVECTION
IS SHEARED 100+ NM SOUTHEASTWARD. THE INITIAL POSITION IS PLACED WITH
HIGH CONFIDENCE BASED ON THE EXPOSED LLCC. THE INITIAL INTENSITY OF
35KTS IS GUARDEDLY HELD SLIGHTLY HIGHER THAN AGENCY AND AUTOMATED DVORAK
ESTIMATES WITH MEDIUM CONFIDENCE. ANALYSIS INDICATES A HIGHLY
UNFAVORABLE ENVIRONMENT WITH HIGH (40+ KTS) VWS, COLD (LESS THAN 25C)
SST, AND COLD DRY AIR ENTRAINMENT. TC SEAN IS EXPECTED TO ACCELERATE
SOUTHEASTWARD AND DISSIPATE BY TAU 12. THIS IS THE FINAL WARNING ON THIS
SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE
CLOSELY MONITORED FOR SIGNS OF REGENERATION. MINIMUM CENTRAL PRESSURE AT
230600Z IS 998MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 230600Z IS 12
FEET.//
NNNN Public Advisory not available for this storm.
Forecast Discussion not available for this storm.
| Time | Speed | Location | Status |
|---|---|---|---|
| 35 knots | -30.1, 108.2 | dissipating | |
| 30 knots | -32.0, 109.7 | dissipated |
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