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1981 Tropical Storm UNNAMED (1981212N18142)


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Storm track - Intensity - Wind Radii - Intensity Data - Source Data - All data

Summary Information

Satellite image near maximum intensity
Storm ID 1981212N18142
Start Jul 31 06Z
Max Intensity 40 kt (Aug 1 12Z), 988 mb (Jul 31 09Z)
End Aug 2 18Z
ATCF IDs
Track status Best track data.

Storm track plot

Map of storm track

Intensity plots

Map of storm track

Radial wind information

Map of storm track

Position and Intensity Table

BASIN ISO_TIME_________ NATURE LAT LON WMO WIND WMO PRES TOKYO WIND TOKYO PRES HKO WIND HKO PRES
days since 1858-11-17 00:00:00 degrees north degrees east kts 1 kts kts
WP 1981-07-31 06:00:00 TS 18.00 142.00 988 988
WP 09:00:00 TS 18.70 142.10 988
WP 12:00:00 TS 19.00 142.00 988 988
WP 15:00:00 TS 18.70 141.60 988
WP 18:00:00 TS 18.00 141.00 988 988
WP 21:00:00 TS 17.40 140.40 988
WP 1981-08-01 00:00:00 TS 17.00 140.00 988 988
WP 03:00:00 TS 17.30 139.90 992
WP 06:00:00 TS 18.00 140.00 996 996
WP 09:00:00 TS 18.60 140.60 993
WP 12:00:00 TS 18.90 141.10 40 990 40 990 30 994
WP 15:00:00 TS 19.00 141.30 40 990 30 992
WP 18:00:00 TS 19.00 141.50 40 990 40 990 30 990
WP 21:00:00 TS 19.20 141.70 40 990 30 990
WP 1981-08-02 00:00:00 TS 19.40 141.90 40 990 40 990 30 990
WP 03:00:00 TS 19.60 142.10 40 990 30 990
WP 06:00:00 TS 19.80 142.40 40 990 40 990 30 990
WP 09:00:00 TS 20.20 142.60 40 990 30 992
WP 12:00:00 TS 20.60 143.00 40 990 40 990 30 994
WP 15:00:00 TS 21.00 143.40 992 28 996
WP 18:00:00 TS 21.50 144.00 994 994 25 998

Source Information

Agency Information
USA
TOKYO bst_all.txt:Line=30044:NOT NAMED:8111
CMA
HKO tc-besttrack-data-current.txt:Line=14362:TD0731
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824
TD9636
TD9635
NEUMANN
MLC

All available IBTrACS Data

SEASON BASIN SUBBASIN ISO_TIME_________ NATURE LAT LON WMO WIND WMO PRES WMO AGENCY DIST2LAND LANDFALL IFLAG USA SSHS TOKYO LAT TOKYO LON TOKYO GRADE TOKYO WIND TOKYO PRES TOKYO R50_DIR TOKYO R30_DIR TOKYO R30_LONG TOKYO R30_SHORT TOKYO LAND HKO LAT HKO LON HKO CAT HKO WIND HKO PRES STORM SPEED STORM DIR
Year days since 1858-11-17 00:00:00 degrees north degrees east kts mb km km mb nmile degrees north degrees east 1 kts mb nmile nmile nmile mb degrees north degrees east kts degrees north degrees east
1981 WP MM 1981-07-31 06:00:00 TS 18.00 142.00 988 tokyo 1827 1757 _O_____________ -5 18.00 142.00 2 988 0 0 0 14 10
1981 WP MM 09:00:00 TS 18.70 142.10 1757 1722 _P_____________ -5 18.70 142.10 2 988 0 0 10 0
1981 WP MM 12:00:00 TS 19.00 142.00 988 tokyo 1722 1718 _O_____________ -5 19.00 142.00 2 988 0 0 0 5 265
1981 WP MM 15:00:00 TS 18.70 141.60 1740 1740 _P_____________ -5 18.70 141.60 2 988 0 0 14 225
1981 WP MM 18:00:00 TS 18.00 141.00 988 tokyo 1781 1714 _O_____________ -5 18.00 141.00 2 988 0 0 0 17 220
1981 WP MM 21:00:00 TS 17.40 140.40 1704 1650 _P_____________ -5 17.40 140.40 2 988 0 0 14 225
1981 WP MM 1981-08-01 00:00:00 TS 17.00 140.00 988 tokyo 1650 1639 _O_____________ -5 17.00 140.00 2 988 0 0 0 5 270
1981 WP MM 03:00:00 TS 17.30 139.90 1650 1643 _P_____________ -5 17.30 139.90 2 992 0 0 10 0
1981 WP MM 06:00:00 TS 18.00 140.00 996 tokyo 1686 1686 _O_____________ -5 18.00 140.00 2 996 0 0 0 14 30
1981 WP MM 09:00:00 TS 18.60 140.60 1702 1695 _P_____________ -5 18.60 140.50 2 993 0 0 14 50
1981 WP MM 12:00:00 TS 18.90 141.10 40 990 tokyo 1701 1695 _O_O___________ -5 19.00 141.00 3 40 990 0 9 250 250 0 18.70 141.30 TD 30 994 8 60
1981 WP MM 15:00:00 TS 19.00 141.30 1698 1698 _P_P___________ -5 19.00 141.30 3 40 990 0 9 250 250 18.90 141.40 TD 30 992 4 75
1981 WP MM 18:00:00 TS 19.00 141.50 40 990 tokyo 1704 1690 _O_O___________ -5 19.00 141.50 3 40 990 0 9 250 250 0 19.00 141.50 TD 30 990 4 60
1981 WP MM 21:00:00 TS 19.20 141.70 1690 1676 _P_P___________ -5 19.20 141.70 3 40 990 0 9 250 250 19.10 141.60 TD 30 990 6 45
1981 WP MM 1981-08-02 00:00:00 TS 19.40 141.90 40 990 tokyo 1676 1662 _O_O___________ -5 19.50 142.00 3 40 990 0 9 250 250 0 19.30 141.80 TD 30 990 6 45
1981 WP MM 03:00:00 TS 19.60 142.10 1662 1649 _P_P___________ -5 19.70 142.30 3 40 990 0 9 250 250 19.50 142.00 TD 30 990 6 45
1981 WP MM 06:00:00 TS 19.80 142.40 40 990 tokyo 1642 1619 _O_O___________ -5 20.00 142.50 3 40 990 0 9 250 250 0 19.70 142.20 TD 30 990 8 40
1981 WP MM 09:00:00 TS 20.20 142.60 1619 1591 _P_P___________ -5 20.50 142.70 3 40 990 0 9 250 250 19.90 142.50 TD 30 992 9 35
1981 WP MM 12:00:00 TS 20.60 143.00 40 990 tokyo 1595 1569 _O_O___________ -5 21.00 143.00 3 40 990 0 9 250 250 0 20.20 142.90 TD 30 994 12 40
1981 WP MM 15:00:00 TS 21.00 143.40 1573 1548 _P_P___________ -5 21.50 143.40 3 992 0 9 20.60 143.40 TD 28 996 13 45
1981 WP MM 18:00:00 TS 21.50 144.00 994 tokyo 1548 _O_O___________ -5 22.00 144.00 2 994 0 0 0 21.00 144.00 TD 25 998 14 50