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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 JANGMI can be found here:
JANGMI spaghetti models page »
WTPN31 PGTW 101500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL STORM 05W (JANGMI) WARNING NR 010//
RMKS/
1. TROPICAL STORM 05W (JANGMI) WARNING NR 010
03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY
---
WARNING POSITION:
101200Z --- NEAR 36.9N 130.4E
MOVEMENT PAST SIX HOURS - 030 DEGREES AT 29 KTS
POSITION ACCURATE TO WITHIN 040 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
030 NM SOUTHWEST QUADRANT
010 NM NORTHWEST QUADRANT
REPEAT POSIT: 36.9N 130.4E
---
FORECASTS:
12 HRS, VALID AT:
110000Z --- 41.8N 135.8E
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT
080 NM SOUTHEAST QUADRANT
060 NM SOUTHWEST QUADRANT
030 NM NORTHWEST QUADRANT
VECTOR TO 24 HR POSIT: 055 DEG/ 31 KTS
---
24 HRS, VALID AT:
111200Z --- 45.3N 142.8E
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL
---
REMARKS:
101500Z POSITION NEAR 38.1N 131.8E.
10AUG20. TROPICAL STORM (TS) 05W (JANGMI), LOCATED APPROXIMATELY
139 NM NORTHEAST OF CHINHAE, SOUTH KOREA, HAS TRACKED NORTH-
NORTHEASTWARD AT 29 KNOTS OVER THE PAST SIX HOURS. ANIMATED
ENHANCED INFRARED (EIR) SATELLITE IMAGERY DEPICTS A PARTIALLY
EXPOSED LOW LEVEL CIRCULATION CENTER WITH ASSOCIATED CONVECTION
DISPLACED OVER THE WESTERN SEMICIRCLE. THE INITIAL POSITION IS
PLACED WITH FAIR CONFIDENCE BASED ON THE LLCC PRESENT IN THE EIR
LOOP AND EXTRAPOLATION THROUGH THE LOW LEVEL CIRCULATION FEATURE
DEPICTED IN A 100847Z AMSU 89GHZ IMAGE. THE CURRENT INTENSITY OF
35 KTS IS PLACED WITH FAIR CONFIDENCE BASED ON MULTIAGENCY DVORAK
CURRENT INTENSITY ESTIMATES OF T1.5 (25 KTS, RCTP), T2.0 (30 KTS,
PGTW) AND T2.5 (35 KTS, RJTD) AS WELL AS 30 KTS WINDS PRESENT IN
A PARTIAL 101259Z ASCAT-B PASS. THE SYSTEM HAS ENTERED THE
BAROCLINIC ZONE AND BEGUN EXTRATROPICAL TRANSITION. AS IT CONTINUES
TO TRACK ALONG THE COOL (20-25 CELSIUS) WATERS OF THE SEA OF JAPAN,
THE STORM MOTION WILL REMAIN RAPID AS IT MERGES WITH AN APPROACHING
MIDLATITUDE TROUGH. INCREASING POLEWARD OUTFLOW ALOFT AND FAVORABLE
BAROCLINIC INTERACTION WITH THE TROUGH WILL ALLOW TS 05W TO NEARLY
MAINTAIN INTENSITY THROUGHOUT THE TRANSITION, DESPITE INCREASING
VERTICAL WIND SHEAR AND PASSAGE OVER MUCH COOLER WATER. TS JANGMI
WILL BECOME FULLY EMBEDDED IN THE BAROCLINIC ZONE AND COMPLETE
EXTRATROPICAL TRANSITION BY TAU 12. NUMERICAL MODEL SOLUTIONS REMAIN
IN HIGH AGREEMENT THROUGH THE FORECAST PERIOD, LENDING HIGH
CONFIDENCE TO THE JTWC FORECAST TRACK. 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. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 101200Z IS 12 FEET. REFER TO TROPICAL
STORM 06W (SIX) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES. REFER
TO TROPICAL STORM 07W (MEKKHALA) WARNINGS (WTPN33 PGTW) FOR
SIX-HOURLY UPDATES.//
NNNN Public Advisory not available for this storm.
Forecast Discussion not available for this storm.
| Time | Speed | Location | Status |
|---|---|---|---|
| 35 knots | 36.9, 130.4 | ||
| 35 knots | 41.8, 135.8 | ||
| 30 knots | 45.3, 142.8 |
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