Site contains unofficial IBTrACS data. Visit the IBTrACS Website to access archived data.

1991 Super Typhoon AMY (1991194N11147)


IBTrACS version v04r00. Visit IBTrACS website for data access.
Please direct all questions to the IBTrACS Q and A forum

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

Summary Information

Satellite image near maximum intensity
Storm ID 1991194N11147
Start Jul 12 18Z
Landfall Jul 19 09Z
Max Intensity 125 kt (Jul 18 12Z), 930 mb (Jul 18 06Z)
End Jul 20 18Z
ATCF IDs ,WP071991
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 USA WIND TOKYO WIND TOKYO PRES CMA WIND CMA PRES HKO WIND HKO PRES
degrees north degrees east kts mb kts kts mb kts mb kts mb
WP 1991-07-12 18:00:00 NR 11.20 146.70 15
WP 21:00:00 NR 11.20 146.19 15
WP 1991-07-13 00:00:00 NR 11.20 145.70 15
WP 03:00:00 NR 11.20 145.25 15
WP 06:00:00 NR 11.20 144.80 15
WP 09:00:00 NR 11.20 144.32 17
WP 12:00:00 NR 11.20 143.80 20
WP 15:00:00 NR 11.19 143.26 20
WP 18:00:00 NR 11.20 142.70 20
WP 21:00:00 NR 11.23 142.16 20
WP 1991-07-14 00:00:00 NR 11.30 141.60 20
WP 03:00:00 NR 11.38 140.99 20
WP 06:00:00 NR 11.50 140.40 20
WP 09:00:00 NR 11.68 139.88 20
WP 12:00:00 TS 11.92 139.52 1008 20 1008
WP 15:00:00 TS 12.18 138.97 20 1008
WP 18:00:00 TS 12.44 138.40 1008 20 1008
WP 21:00:00 TS 12.71 137.92 20 1008
WP 1991-07-15 00:00:00 TS 13.00 137.51 1008 20 1008 23 1005
WP 03:00:00 TS 13.36 136.96 22 1007 26 1003
WP 06:00:00 TS 13.68 136.45 1006 25 1006 29 1002
WP 09:00:00 TS 13.89 136.07 25 1006 29 1002
WP 12:00:00 TS 14.12 135.67 1006 25 1006 29 1002 30 995
WP 15:00:00 TS 14.37 135.21 27 1005 29 1002 32 992
WP 18:00:00 TS 14.63 134.75 1004 30 1004 29 1002 35 990
WP 21:00:00 TS 14.88 134.30 32 1003 29 1001 35 990
WP 1991-07-16 00:00:00 TS 15.20 133.88 1002 35 1002 29 1000 35 990
WP 03:00:00 TS 15.59 133.53 37 999 33 997 37 987
WP 06:00:00 TS 16.05 133.15 35 996 40 35 996 38 995 40 985
WP 09:00:00 TS 16.58 132.65 42 37 993 38 995 42 982
WP 12:00:00 TS 17.05 132.07 40 990 45 40 990 38 995 45 980
WP 15:00:00 TS 17.31 131.46 50 45 987 43 992 50 977
WP 18:00:00 TS 17.45 130.82 50 985 55 50 985 48 990 55 975
WP 21:00:00 TS 17.55 130.25 57 52 982 48 987 57 972
WP 1991-07-17 00:00:00 TS 17.62 129.68 55 980 60 55 980 48 985 60 970
WP 03:00:00 TS 17.69 129.07 62 57 977 53 982 62 967
WP 06:00:00 TS 17.80 128.48 60 975 65 60 975 58 980 65 965
WP 09:00:00 TS 18.00 127.91 70 62 972 63 975 67 962
WP 12:00:00 TS 18.23 127.38 65 970 75 65 970 68 970 70 960
WP 15:00:00 TS 18.39 126.87 82 70 962 68 965 75 955
WP 18:00:00 TS 18.60 126.35 75 955 90 75 955 68 960 80 950
WP 21:00:00 TS 18.97 125.78 97 80 947 72 955 85 945
WP 1991-07-18 00:00:00 TS 19.35 125.18 85 940 105 85 940 77 950 90 940
WP 03:00:00 TS 19.56 124.58 110 85 940 82 947 95 935
WP 06:00:00 TS 19.77 123.93 85 940 115 85 940 87 945 100 930
WP 09:00:00 TS 20.16 123.19 120 87 937 92 942 100 930
WP 12:00:00 TS 20.60 122.40 90 935 125 90 935 97 940 100 930
WP 15:00:00 TS 21.01 121.63 125 92 932 101 935 92 935
WP 18:00:00 TS 21.45 120.80 95 930 125 95 930 106 930 85 940
WP 21:00:00 TS 21.97 119.79 122 92 935 101 935 80 945
WP 1991-07-19 00:00:00 TS 22.45 118.80 90 940 120 90 940 97 940 75 950
WP 03:00:00 TS 22.77 118.04 112 85 945 92 942 70 955
WP 06:00:00 TS 23.02 117.35 80 950 105 80 950 87 945 65 960
WP 09:00:00 TS 23.27 116.53 90 70 960 72 957 57 965
WP 12:00:00 TS 23.52 115.76 60 970 75 60 970 58 970 50 970
WP 15:00:00 TS 23.82 115.16 60 52 977 48 980 40 980
WP 18:00:00 TS 24.15 114.60 45 985 45 45 985 38 990 30 990
WP 21:00:00 TS 24.48 113.94 40 42 990 33 992
WP 1991-07-20 00:00:00 TS 24.92 113.20 40 996 35 40 996 29 995
WP 03:00:00 TS 25.61 112.27 30 997 26 995
WP 06:00:00 TS 26.52 111.23 998 25 998 23 995
WP 09:00:00 TS 27.57 110.39 998
WP 12:00:00 TS 28.00 110.00 998 998
WP 15:00:00 TS 28.48 109.61 998
WP 18:00:00 TS 29.00 109.20 998 998

Source Information

Agency Information
USA bwp071991.txt
TOKYO bst_all.txt:Line=39893:AMY:9107
CMA CH1991BST.txt:Storm=8:Amy
HKO tc-besttrack-data-current.txt:Line=21438:AMY
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 AGENCY USA ATCF_ID USA LAT USA LON USA WIND USA SSHS TOKYO LAT TOKYO LON TOKYO GRADE TOKYO WIND TOKYO PRES TOKYO R50_DIR TOKYO R50_LONG TOKYO R50_SHORT TOKYO R30_DIR TOKYO R30_LONG TOKYO R30_SHORT TOKYO LAND CMA LAT CMA LON CMA CAT CMA WIND CMA PRES HKO LAT HKO LON HKO CAT HKO WIND HKO PRES STORM SPEED STORM DIR
Year degrees north degrees east kts mb km km degrees north degrees east kts 1 degrees north degrees east 1 kts mb nmile nmile nmile nmile 1 degrees north degrees east 1 kts mb degrees north degrees east kts mb kts degrees
1991 WP MM 1991-07-12 18:00:00 NR 11.20 146.70 1490 1490 O_____________ jtwc_wp WP071991 11.20 146.70 15 -1 10 270
1991 WP MM 21:00:00 NR 11.20 146.19 1490 1490 P_____________ WP071991 11.20 146.19 15 -1 10 270
1991 WP MM 1991-07-13 00:00:00 NR 11.20 145.70 1493 1493 O_____________ jtwc_wp WP071991 11.20 145.70 15 -1 9 270
1991 WP MM 03:00:00 NR 11.20 145.25 1497 1497 P_____________ WP071991 11.20 145.25 15 -1 9 270
1991 WP MM 06:00:00 NR 11.20 144.80 1503 1503 O_____________ jtwc_wp WP071991 11.20 144.80 15 -1 9 270
1991 WP MM 09:00:00 NR 11.20 144.32 1511 1511 P_____________ WP071991 11.20 144.32 17 -1 10 270
1991 WP MM 12:00:00 NR 11.20 143.80 1522 1522 O_____________ jtwc_wp WP071991 11.20 143.80 20 -1 10 270
1991 WP MM 15:00:00 NR 11.19 143.26 1534 1518 P_____________ WP071991 11.19 143.26 20 -1 11 270
1991 WP MM 18:00:00 NR 11.20 142.70 1518 1500 O_____________ jtwc_wp WP071991 11.20 142.70 20 -1 11 272
1991 WP MM 21:00:00 NR 11.23 142.16 1500 1493 P_____________ WP071991 11.23 142.16 20 -1 11 275
1991 WP MM 1991-07-14 00:00:00 NR 11.30 141.60 1493 1477 O_____________ jtwc_wp WP071991 11.30 141.60 20 -1 12 277
1991 WP MM 03:00:00 NR 11.38 140.99 1478 1462 P_____________ WP071991 11.38 140.99 20 -1 12 280
1991 WP MM 06:00:00 NR 11.50 140.40 1465 1457 O_____________ jtwc_wp WP071991 11.50 140.40 20 -1 11 285
1991 WP MM 09:00:00 NR 11.68 139.88 1468 1464 P_____________ WP071991 11.68 139.88 20 -1 10 296
1991 WP MM 12:00:00 TS 11.92 139.52 1008 tokyo 1476 1436 OO____________ jtwc_wp WP071991 11.90 139.40 20 -1 12.00 140.00 2 1008 0 0 0 10 299
1991 WP MM 15:00:00 TS 12.18 138.97 1439 1380 PP____________ WP071991 12.13 138.90 20 -1 12.26 139.12 2 1008 0 0 12 296
1991 WP MM 18:00:00 TS 12.44 138.40 1008 tokyo 1380 1331 OO____________ jtwc_wp WP071991 12.40 138.40 20 -1 12.50 138.40 2 1008 0 0 0 12 297
1991 WP MM 21:00:00 TS 12.71 137.92 1331 1292 PP____________ WP071991 12.70 137.90 20 -1 12.71 137.94 2 1008 0 0 10 303
1991 WP MM 1991-07-15 00:00:00 TS 13.00 137.51 1008 tokyo 1292 1245 OOO___________ jtwc_wp WP071991 13.00 137.40 20 -1 13.00 137.50 2 1008 0 0 0 13.00 138.00 1 23 1005 11 305
1991 WP MM 03:00:00 TS 13.36 136.96 1247 1198 PPP___________ WP071991 13.26 136.90 22 -1 13.50 136.72 2 1007 0 0 13.28 137.56 1 26 1003 12 303
1991 WP MM 06:00:00 TS 13.68 136.45 1006 tokyo 1190 1162 OOO___________ jtwc_wp WP071991 13.50 136.40 25 -1 14.00 136.00 2 1006 0 0 0 13.50 137.10 1 29 1002 10 302
1991 WP MM 09:00:00 TS 13.89 136.07 1164 1125 PPP___________ WP071991 13.74 135.89 25 -1 14.30 135.69 2 1006 0 0 13.63 136.62 1 29 1002 9 300
1991 WP MM 12:00:00 TS 14.12 135.67 1006 tokyo 1125 1078 OOOO__________ jtwc_wp WP071991 14.00 135.40 25 -1 14.50 135.50 2 1006 0 0 0 13.80 136.10 1 29 1002 14.30 135.70 TD 30 995 10 300
1991 WP MM 15:00:00 TS 14.37 135.21 1078 1041 PPPP__________ WP071991 14.28 134.93 27 -1 14.67 135.17 2 1005 0 0 14.14 135.51 1 29 1002 14.40 135.24 TD 32 992 10 300
1991 WP MM 18:00:00 TS 14.63 134.75 1004 tokyo 1031 998 OOOO__________ jtwc_wp WP071991 14.60 134.50 30 -1 14.80 134.80 2 1004 0 0 0 14.50 134.90 1 29 1002 14.60 134.80 TS 35 990 10 300
1991 WP MM 21:00:00 TS 14.88 134.30 998 964 PPPP__________ WP071991 14.98 134.09 32 -1 14.85 134.39 2 1003 0 0 14.74 134.32 1 29 1001 14.96 134.39 TS 35 990 10 304
1991 WP MM 1991-07-16 00:00:00 TS 15.20 133.88 1002 tokyo 967 943 OOOO__________ jtwc_wp WP071991 15.40 133.70 35 0 15.00 134.00 2 1002 0 0 0 15.00 133.80 1 29 1000 15.40 134.00 TS 35 990 10 314
1991 WP MM 03:00:00 TS 15.59 133.53 943 928 PPPP__________ WP071991 15.81 133.31 37 0 15.42 133.73 2 999 0 0 15.34 133.39 1 33 997 15.80 133.67 TS 37 987 11 321
1991 WP MM 06:00:00 TS 16.05 133.15 35 996 tokyo 938 912 OOOO__________ jtwc_wp WP071991 16.20 132.90 40 0 16.00 133.40 3 35 996 0 9 100 100 0 15.80 133.00 2 38 995 16.20 133.30 TS 40 985 13 320
1991 WP MM 09:00:00 TS 16.58 132.65 918 890 PPPP__________ WP071991 16.58 132.43 42 0 16.65 132.86 3 37 993 0 9 110 110 16.49 132.53 2 38 995 16.62 132.79 TS 42 982 14 314
1991 WP MM 12:00:00 TS 17.05 132.07 40 990 tokyo 897 850 OOOO__________ jtwc_wp WP071991 16.90 131.90 45 0 17.20 132.20 3 40 990 0 9 120 120 0 17.10 132.00 2 38 995 17.00 132.20 TS 45 980 14 302
1991 WP MM 15:00:00 TS 17.31 131.46 850 798 PPPP__________ WP071991 17.13 131.31 50 0 17.49 131.49 3 45 987 0 9 125 125 17.33 131.41 2 43 992 17.29 131.61 TS 50 977 13 289
1991 WP MM 18:00:00 TS 17.45 130.82 50 985 tokyo 794 749 OOOO__________ jtwc_wp WP071991 17.30 130.70 55 0 17.60 130.80 4 50 985 0 9 130 130 0 17.40 130.80 3 48 990 17.50 131.00 STS 55 975 12 282
1991 WP MM 21:00:00 TS 17.55 130.25 746 702 PPPP__________ WP071991 17.46 130.14 57 0 17.61 130.23 4 52 982 0 9 150 150 17.51 130.25 3 48 987 17.63 130.36 STS 57 972 11 279
1991 WP MM 1991-07-17 00:00:00 TS 17.62 129.68 55 980 tokyo 702 658 OOOO__________ jtwc_wp WP071991 17.60 129.60 60 0 17.60 129.70 4 55 980 9 40 40 9 170 170 0 17.60 129.70 3 48 985 17.70 129.70 STS 60 970 11 277
1991 WP MM 03:00:00 TS 17.69 129.07 658 618 PPPP__________ WP071991 17.74 129.05 62 0 17.66 129.10 4 57 977 9 55 55 9 190 190 17.63 129.10 3 53 982 17.74 129.03 STS 62 967 12 279
1991 WP MM 06:00:00 TS 17.80 128.48 60 975 tokyo 618 583 OOOO__________ jtwc_wp WP071991 17.90 128.50 65 1 17.80 128.50 4 60 975 9 70 70 9 210 210 0 17.70 128.50 3 58 980 17.80 128.40 T 65 965 11 285
1991 WP MM 09:00:00 TS 18.00 127.91 583 536 PPPP__________ WP071991 18.09 127.95 70 1 18.04 127.94 4 62 972 9 70 70 9 210 210 17.93 127.94 3 63 975 17.92 127.83 T 67 962 11 292
1991 WP MM 12:00:00 TS 18.23 127.38 65 970 tokyo 536 485 OOOO__________ jtwc_wp WP071991 18.30 127.40 75 1 18.30 127.40 5 65 970 9 70 70 9 210 210 0 18.20 127.40 4 68 970 18.10 127.30 T 70 960 11 291
1991 WP MM 15:00:00 TS 18.39 126.87 485 432 PPPP__________ WP071991 18.48 126.86 82 1 18.43 126.91 5 70 962 9 75 75 9 210 210 18.32 126.91 4 68 965 18.32 126.80 T 75 955 10 291
1991 WP MM 18:00:00 TS 18.60 126.35 75 955 tokyo 432 372 OOOO__________ jtwc_wp WP071991 18.70 126.30 90 2 18.60 126.40 5 75 955 9 80 80 9 210 210 0 18.50 126.40 4 68 960 18.60 126.30 T 80 950 12 300
1991 WP MM 21:00:00 TS 18.97 125.78 374 321 PPPP__________ WP071991 18.99 125.72 97 3 18.99 125.82 5 80 947 9 95 95 9 225 225 18.94 125.82 4 72 955 18.96 125.77 T 85 945 13 304
1991 WP MM 1991-07-18 00:00:00 TS 19.35 125.18 85 940 tokyo 324 271 OOOO__________ jtwc_wp WP071991 19.30 125.10 105 3 19.40 125.20 5 85 940 9 110 110 9 240 240 0 19.40 125.20 4 77 950 19.30 125.20 ST 90 940 13 297
1991 WP MM 03:00:00 TS 19.56 124.58 276 230 PPPP__________ WP071991 19.54 124.46 110 3 19.59 124.57 5 85 940 9 115 115 9 240 240 19.60 124.63 4 82 947 19.49 124.64 ST 95 935 13 290
1991 WP MM 06:00:00 TS 19.77 123.93 85 940 tokyo 229 212 OOOO__________ jtwc_wp WP071991 19.80 123.80 115 4 19.80 123.90 5 85 940 9 120 120 9 240 240 0 19.80 124.00 5 87 945 19.70 124.00 SuperT 100 930 14 295
1991 WP MM 09:00:00 TS 20.16 123.19 222 212 PPPP__________ WP071991 20.12 123.12 120 4 20.22 123.17 5 87 937 9 125 125 9 250 230 20.22 123.23 5 92 942 20.06 123.23 SuperT 100 930 17 300
1991 WP MM 12:00:00 TS 20.60 122.40 90 935 tokyo 212 130 OOOO__________ jtwc_wp WP071991 20.50 122.40 125 4 20.70 122.40 5 90 935 9 130 130 1 260 220 0 20.70 122.40 5 97 940 20.50 122.40 SuperT 100 930 17 300
1991 WP MM 15:00:00 TS 21.01 121.63 123 55 PPPP__________ WP071991 20.93 121.63 125 4 21.08 121.64 5 92 932 9 135 135 1 270 225 21.09 121.64 5 101 935 20.93 121.63 SuperT 92 935 17 300
1991 WP MM 18:00:00 TS 21.45 120.80 95 930 tokyo 44 35 OOOO__________ jtwc_wp WP071991 21.40 120.80 125 4 21.50 120.80 5 95 930 9 140 140 1 280 230 0 21.50 120.80 6 106 930 21.40 120.80 ST 85 940 20 299
1991 WP MM 21:00:00 TS 21.97 119.79 75 75 PPPP__________ WP071991 21.86 119.90 122 4 22.07 119.74 5 92 935 9 135 135 1 280 230 22.02 119.74 6 101 935 21.92 119.79 ST 80 945 21 298
1991 WP MM 1991-07-19 00:00:00 TS 22.45 118.80 90 940 tokyo 147 112 OOOO__________ jtwc_wp WP071991 22.30 119.00 120 4 22.60 118.70 5 90 940 9 130 130 1 280 230 0 22.50 118.70 5 97 940 22.40 118.80 T 75 950 18 296
1991 WP MM 03:00:00 TS 22.77 118.04 108 63 PPPP__________ WP071991 22.67 118.17 112 3 22.90 117.96 5 85 945 9 125 125 1 280 230 22.79 117.96 5 92 942 22.73 118.08 T 70 955 15 293
1991 WP MM 06:00:00 TS 23.02 117.35 80 950 tokyo 63 0 OOOO__________ jtwc_wp WP071991 23.00 117.40 105 3 23.10 117.30 5 80 950 9 120 120 1 280 230 0 23.00 117.30 5 87 945 23.00 117.40 T 65 960 15 289
1991 WP MM 09:00:00 TS 23.27 116.53 0 0 PPPP__________ WP071991 23.31 116.67 90 2 23.29 116.48 5 70 960 9 100 80 1 265 175 23.18 116.48 5 72 957 23.29 116.47 T 57 965 15 289
1991 WP MM 12:00:00 TS 23.52 115.76 60 970 tokyo 0 0 OOOO__________ jtwc_wp WP071991 23.60 116.00 75 1 23.50 115.70 4 60 970 3 80 40 3 250 120 0 23.40 115.70 3 58 970 23.60 115.60 STS 50 970 14 294
1991 WP MM 15:00:00 TS 23.82 115.16 0 0 PPPP__________ WP071991 23.86 115.38 60 0 23.75 115.08 4 52 977 3 3 250 105 23.77 115.11 3 48 980 23.98 115.01 STS 40 980 12 301
1991 WP MM 18:00:00 TS 24.15 114.60 45 985 tokyo 0 0 OOOO__________ jtwc_wp WP071991 24.10 114.80 45 0 24.10 114.50 3 45 985 0 3 250 90 0 24.20 114.50 2 38 990 24.40 114.60 TD 30 990 13 301
1991 WP MM 21:00:00 TS 24.48 113.94 0 0 PPP___________ WP071991 24.35 114.20 40 0 24.50 113.92 3 42 990 0 3 250 24.58 113.69 2 33 992 TD 15 301
1991 WP MM 1991-07-20 00:00:00 TS 24.92 113.20 40 996 tokyo 0 0 OOO___________ jtwc_wp WP071991 24.60 113.60 35 0 25.10 113.20 3 40 996 0 3 250 0 25.00 112.80 1 29 995 19 307
1991 WP MM 03:00:00 TS 25.61 112.27 0 0 PPP___________ WP071991 24.85 113.00 30 -1 26.05 112.08 3 997 0 3 25.48 111.90 1 26 995 24 312
1991 WP MM 06:00:00 TS 26.52 111.23 998 tokyo 0 0 OOO___________ jtwc_wp WP071991 25.10 112.40 25 -1 27.00 111.00 2 998 0 0 0 26.00 111.00 1 23 995 26 319
1991 WP MM 09:00:00 TS 27.57 110.39 0 0 _P____________ WP071991 -5 27.57 110.39 2 998 0 0 1 18 324
1991 WP MM 12:00:00 TS 28.00 110.00 998 tokyo 0 0 _O____________ -5 28.00 110.00 2 998 0 0 0 11 323
1991 WP MM 15:00:00 TS 28.48 109.61 0 0 _P____________ -5 28.48 109.61 2 998 0 0 12 325
1991 WP MM 18:00:00 TS 29.00 109.20 998 tokyo 0 _O____________ -5 29.00 109.20 2 998 0 0 0 13 325