1973 Severe Tropical Storm JOAN (1973229N20134)


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

Summary Information

Storm ID 1973229N20134
Start Aug 17 00Z
Landfall Aug 21 18Z, Aug 22 12Z
Max Intensity 58 kt (Aug 22 00Z), 980 mb (Aug 22 00Z)
End Aug 23 00Z
ATCF IDs ,WP121973
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 PRES USA WIND TOKYO PRES CMA WIND CMA PRES HKO WIND HKO PRES DS824 WIND TD9636 WIND TD9635 WIND TD9635 PRES
degrees north degrees east mb kts mb kts mb kts mb kts kts kts mb
WP 1973-08-17 00:00:00 TS 20.06 133.58 30 23 1004 30 30 30 1004
WP 03:00:00 TS 20.00 133.22 30 23 1003 30 30 30 1004
WP 06:00:00 TS 19.89 132.87 30 23 1003 30 30 30 1004
WP 09:00:00 TS 19.72 132.53 30 26 1002 30 30 30 1004
WP 12:00:00 TS 19.52 132.18 30 29 1002 30 30 30 1004
WP 15:00:00 TS 19.35 131.80 30 29 1002 30 30 30 1003
WP 18:00:00 TS 19.22 131.40 30 29 1002 30 30 30 1003
WP 21:00:00 TS 19.15 130.97 30 29 1002 30 30 30 1002
WP 1973-08-18 00:00:00 TS 19.18 130.50 1002 30 1002 29 1002 30 30 30 1002
WP 03:00:00 TS 19.26 129.96 30 1002 29 1002 30 30 30 1002
WP 06:00:00 TS 19.40 129.35 1002 30 1002 29 1002 25 1000 30 30 30 1002
WP 09:00:00 TS 19.53 128.75 30 1002 29 1002 25 1001 30 30 30 1002
WP 12:00:00 TS 19.70 128.10 1002 30 1002 29 1002 25 1002 30 30 30 1002
WP 15:00:00 TS 19.98 127.41 30 1001 29 1002 25 1001 30 31 30 1001
WP 18:00:00 TS 20.35 126.73 1000 30 1000 29 1002 25 1000 30 32 30 1001
WP 21:00:00 TS 20.72 126.12 32 999 33 1001 27 1000 32 33 32 1001
WP 1973-08-19 00:00:00 TS 21.04 125.57 998 35 998 38 1000 30 1000 35 35 35 1001
WP 03:00:00 TS 21.22 125.07 37 997 38 997 32 998 37 37 37 999
WP 06:00:00 TS 21.31 124.58 996 40 996 38 995 35 997 40 40 40 998
WP 09:00:00 TS 21.39 124.06 42 995 43 994 37 995 42 42 42 996
WP 12:00:00 TS 21.41 123.50 994 45 994 48 994 40 994 45 45 45 994
WP 15:00:00 TS 21.40 122.90 40 993 48 993 35 993 40 41 40 992
WP 18:00:00 TS 21.35 122.29 992 35 992 48 992 30 992 35 37 35 990
WP 21:00:00 TS 21.30 121.74 32 993 43 992 27 992 32 33 32 992
WP 1973-08-20 00:00:00 TS 21.30 121.16 994 30 994 38 992 25 993 30 30 30 994
WP 03:00:00 TS 21.31 120.39 30 995 38 993 25 996 30 30 30 995
WP 06:00:00 MX 21.28 119.43 996 30 996 38 995 25 1000 30 30 30 996
WP 09:00:00 MX 21.21 118.37 30 997 33 995 30 30 30 997
WP 12:00:00 MX 21.18 117.47 998 30 998 29 995 30 30 30 998
WP 15:00:00 MX 21.26 116.62 27 998 29 995 27 28 27 998
WP 18:00:00 MX 21.37 115.73 998 25 998 29 996 25 27 25 998
WP 21:00:00 MX 21.40 114.70 25 998 29 996 25 26 25 998
WP 1973-08-21 00:00:00 MX 21.39 113.71 998 25 998 29 996 25 25 25 998
WP 03:00:00 MX 21.33 112.95 22 998 29 995 22 23 22 998
WP 06:00:00 MX 21.25 112.32 998 20 998 29 995 20 22 20 998
WP 09:00:00 MX 21.18 111.72 20 998 29 995 20 21 20 998
WP 12:00:00 MX 21.09 111.16 998 20 998 29 995 20 20 20 998
WP 15:00:00 MX 20.96 110.60 20 998 33 992 20 20 20 998
WP 18:00:00 MX 20.80 110.04 998 20 998 38 990 20 20 20 998
WP 21:00:00 MX 20.61 109.50 20 998 48 985 20 20 20 998
WP 1973-08-22 00:00:00 MX 20.41 108.89 998 20 998 58 980 20 20 20 998
WP 03:00:00 MX 20.21 108.11 20 998 53 982 20 20 20 998
WP 06:00:00 MX 20.03 107.16 998 20 998 48 985 20 20 20 998
WP 09:00:00 TS 19.94 106.09 20 38 990 20 20 20 998
WP 12:00:00 TS 19.88 105.04 20 29 995 20 20 20 998
WP 15:00:00 TS 19.74 104.24 20 26 996 20 20 999
WP 18:00:00 TS 19.50 103.49 20 23 998 20 20 1000
WP 21:00:00 TS 18.63 103.53 21 998
WP 1973-08-23 00:00:00 TS 18.20 102.40 19 998

Source Information

Agency Information
USA bwp121973.txt
TOKYO bst_all.txt:Line=22842:JOAN:7311
CMA CH1973BST.txt:Storm=12:Joan
HKO tc-besttrack-data-current.txt:Line=9203:JOAN(1)
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824 w_npac.dat:791:JOAN
TD9636 cons_worldwide_trop_cyclone_18710101-19891231-003:Line=23994
TD9635 typhoons-analogs_19450101-19761231.corrected:Line=17808
NEUMANN
MLC

All available IBTrACS Data

SEASON BASIN SUBBASIN ISO_TIME_________ NATURE LAT LON 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 PRES TOKYO R50_DIR TOKYO R30_DIR TOKYO LAND CMA LAT CMA LON CMA CAT CMA WIND CMA PRES HKO LAT HKO LON HKO CAT HKO WIND HKO PRES DS824 LAT DS824 LON DS824 STAGE DS824 WIND TD9636 LAT TD9636 LON TD9636 STAGE TD9636 WIND TD9635 LAT TD9635 LON TD9635 WIND TD9635 PRES TD9635 ROCI STORM SPEED STORM DIR
Year degrees north degrees east mb km km degrees north degrees east kts 1 degrees north degrees east 1 mb 1 degrees north degrees east 1 kts mb degrees north degrees east kts mb degrees north degrees east kts degrees north degrees east kts degrees north degrees east kts mb nmile kts degrees
1973 WP MM 1973-08-17 00:00:00 TS 20.06 133.58 1198 1158 O_O______OOO__ jtwc_wp WP121973 20.10 133.90 30 -1 19.90 132.30 1 23 1004 20.10 133.90 TC 30 20.10 133.90 1 30 20.10 133.90 30 1004 60 7 260
1973 WP MM 03:00:00 TS 20.00 133.22 1158 1125 P_P______PPP__ WP121973 20.08 133.49 30 -1 19.76 132.12 1 23 1003 20.08 133.49 TC 30 19.99 133.53 1 30 20.08 133.49 30 1004 60 7 256
1973 WP MM 06:00:00 TS 19.89 132.87 1125 1087 O_O______OPO__ jtwc_wp WP121973 20.00 133.10 30 -1 19.60 131.90 1 23 1003 20.00 133.10 TC 30 19.87 133.16 1 30 20.00 133.10 30 1004 60 7 247
1973 WP MM 09:00:00 TS 19.72 132.53 1078 1040 P_P______PPP__ WP121973 19.81 132.75 30 -1 19.40 131.62 1 26 1002 19.81 132.75 TC 30 19.74 132.78 1 30 19.81 132.75 30 1004 60 8 240
1973 WP MM 12:00:00 TS 19.52 132.18 1040 1000 O_O______OOO__ jtwc_wp WP121973 19.60 132.40 30 -1 19.20 131.30 1 29 1002 19.60 132.40 TC 30 19.60 132.40 1 30 19.60 132.40 30 1004 60 8 242
1973 WP MM 15:00:00 TS 19.35 131.80 1000 953 P_P______PPP__ WP121973 19.43 132.02 30 -1 19.02 130.95 1 29 1002 19.43 132.02 TC 30 19.45 132.00 1 30 19.43 132.02 30 1003 60 8 248
1973 WP MM 18:00:00 TS 19.22 131.40 953 913 O_O______OPO__ jtwc_wp WP121973 19.30 131.60 30 -1 18.90 130.60 1 29 1002 19.30 131.60 TC 30 19.32 131.58 1 30 19.30 131.60 30 1003 60 8 256
1973 WP MM 21:00:00 TS 19.15 130.97 913 867 P_P______PPP__ WP121973 19.21 131.14 30 -1 18.88 130.31 1 29 1002 19.21 131.14 TC 30 19.22 131.12 1 30 19.21 131.14 30 1002 60 8 267
1973 WP MM 1973-08-18 00:00:00 TS 19.18 130.50 1002 tokyo 867 816 OOO______OOO__ jtwc_wp WP121973 19.20 130.60 30 -1 20.00 131.00 2 1002 0 0 0 18.90 130.00 1 29 1002 19.20 130.60 TC 30 19.20 130.60 1 30 19.20 130.60 30 1002 60 10 277
1973 WP MM 03:00:00 TS 19.26 129.96 816 755 PPP______PPP__ WP121973 19.26 129.97 30 -1 20.11 130.41 2 1002 0 0 18.88 129.64 1 29 1002 19.26 129.97 TC 30 19.24 130.00 1 30 19.26 129.97 30 1002 90 11 281
1973 WP MM 06:00:00 TS 19.40 129.35 1002 tokyo 755 694 OOOO_____OPO__ jtwc_wp WP121973 19.40 129.30 30 -1 20.20 129.80 2 1002 0 0 0 18.90 129.20 1 29 1002 19.20 129.30 TD 25 1000 19.40 129.30 TC 30 19.35 129.35 1 30 19.40 129.30 30 1002 120 12 283
1973 WP MM 09:00:00 TS 19.53 128.75 684 626 PPPP_____PPP__ WP121973 19.55 128.66 30 -1 20.26 129.16 2 1002 0 0 19.01 128.67 1 29 1002 19.02 128.76 TD 25 1001 19.55 128.66 TC 30 19.54 128.67 1 30 19.55 128.66 30 1002 120 12 284
1973 WP MM 12:00:00 TS 19.70 128.10 1002 tokyo 626 564 OOOO_____OOO__ jtwc_wp WP121973 19.80 128.00 30 -1 20.30 128.50 2 1002 0 0 0 19.20 128.10 1 29 1002 19.00 128.10 TD 25 1002 19.80 128.00 TC 30 19.80 128.00 1 30 19.80 128.00 30 1002 120 13 289
1973 WP MM 15:00:00 TS 19.98 127.41 564 517 PPPP_____PPP__ WP121973 20.23 127.29 30 -1 20.27 127.84 2 1001 0 0 19.47 127.54 1 29 1002 19.23 127.27 TD 25 1001 20.23 127.29 TC 30 20.18 127.35 1 31 20.23 127.29 30 1001 120 14 297
1973 WP MM 18:00:00 TS 20.35 126.73 1000 tokyo 508 482 OOOO_____OPO__ jtwc_wp WP121973 20.70 126.60 30 -1 20.30 127.20 2 1000 0 0 0 19.80 127.00 1 29 1002 19.60 126.40 TD 25 1000 20.70 126.60 TC 30 20.62 126.71 1 32 20.70 126.60 30 1001 120 14 302
1973 WP MM 21:00:00 TS 20.72 126.12 474 451 PPPP_____PPP__ WP121973 21.09 126.02 32 -1 20.53 126.58 2 999 0 0 20.16 126.49 1 33 1001 20.04 125.64 TD 27 1000 21.09 126.02 TC 32 21.05 126.09 1 33 21.09 126.02 32 1001 120 13 303
1973 WP MM 1973-08-19 00:00:00 TS 21.04 125.57 998 tokyo 451 428 OOOO_____OOO__ jtwc_wp WP121973 21.40 125.50 35 0 20.80 126.00 2 998 0 0 0 20.50 126.00 2 38 1000 20.40 125.00 TD 30 1000 21.40 125.50 TC 35 21.40 125.50 2 35 21.40 125.50 35 1001 120 11 297
1973 WP MM 03:00:00 TS 21.22 125.07 428 385 PPPP_____PPP__ WP121973 21.60 124.99 37 0 20.91 125.50 2 997 0 0 20.72 125.52 2 38 997 20.51 124.53 TD 32 998 21.60 124.99 TC 37 21.59 124.97 2 37 21.60 124.99 37 999 150 10 286
1973 WP MM 06:00:00 TS 21.31 124.58 996 tokyo 385 335 OOOO_____OPO__ jtwc_wp WP121973 21.70 124.50 40 0 21.00 125.00 2 996 0 0 0 20.90 125.00 2 38 995 20.50 124.10 TS 35 997 21.70 124.50 TC 40 21.68 124.48 2 40 21.70 124.50 40 998 180 10 280
1973 WP MM 09:00:00 TS 21.39 124.06 335 274 PPPP_____PPP__ WP121973 21.74 124.02 42 0 21.18 124.44 2 995 0 0 21.11 124.37 2 43 994 20.49 123.54 TS 37 995 21.74 124.02 TC 42 21.71 123.99 2 42 21.74 124.02 42 996 180 10 276
1973 WP MM 12:00:00 TS 21.41 123.50 994 tokyo 274 214 OOOO_____OOO__ jtwc_wp WP121973 21.70 123.50 45 0 21.30 123.80 9 994 0 0 0 21.30 123.70 3 48 994 20.50 123.00 TS 40 994 21.70 123.50 TC 45 21.70 123.50 2 45 21.70 123.50 45 994 180 11 270
1973 WP MM 15:00:00 TS 21.40 122.90 214 155 PPPP_____PPP__ WP121973 21.60 122.84 40 0 21.23 123.09 9 993 0 0 21.43 123.06 3 48 993 20.62 122.58 TS 35 993 21.60 122.84 TC 40 21.68 123.03 2 41 21.60 122.84 40 992 180 11 267
1973 WP MM 18:00:00 TS 21.35 122.29 992 tokyo 159 114 OOOO_____OPO__ jtwc_wp WP121973 21.50 122.20 35 0 21.10 122.30 9 992 0 0 0 21.50 122.40 3 48 992 20.70 122.20 TD 30 992 21.50 122.20 TC 35 21.63 122.54 2 37 21.50 122.20 35 990 180 11 265
1973 WP MM 21:00:00 TS 21.30 121.74 106 73 PPPP_____PPP__ WP121973 21.50 121.80 32 -1 21.00 121.49 9 993 0 0 21.54 121.72 3 43 992 20.53 121.61 TD 27 992 21.50 121.80 TC 32 21.57 121.98 2 33 21.50 121.80 32 992 180 11 268
1973 WP MM 1973-08-20 00:00:00 TS 21.30 121.16 994 tokyo 73 67 OOOO_____OOO__ jtwc_wp WP121973 21.50 121.30 30 -1 21.00 120.60 9 994 0 0 0 21.50 121.00 2 38 992 20.40 121.40 TD 25 993 21.50 121.30 TC 30 21.50 121.30 1 30 21.50 121.30 30 994 180 13 270
1973 WP MM 03:00:00 TS 21.31 120.39 73 73 PPPP_____PPP__ WP121973 21.40 120.43 30 -1 21.23 119.54 9 995 0 0 21.36 120.24 2 38 993 20.56 122.00 TD 25 996 21.40 120.43 TC 30 21.43 120.45 1 30 21.40 120.43 30 995 180 16 269
1973 WP MM 06:00:00 MX 21.28 119.43 996 tokyo 150 150 OOOO_____OPO__ jtwc_wp WP121973 21.30 119.40 30 -1 21.40 118.50 6 996 0 0 0 21.20 119.50 2 38 995 20.90 123.10 TD 25 1000 21.30 119.40 TC 30 21.37 119.48 1 30 21.30 119.40 30 996 180 19 267
1973 WP MM 09:00:00 MX 21.21 118.37 244 216 PPP______PPP__ WP121973 21.27 118.40 30 -1 21.16 117.70 6 997 0 0 21.13 118.84 2 33 995 TD 21.27 118.40 TC 30 21.32 118.44 1 30 21.27 118.40 30 997 180 18 267
1973 WP MM 12:00:00 MX 21.18 117.47 998 tokyo 216 178 OOO______OOO__ jtwc_wp WP121973 21.30 117.40 30 -1 20.90 117.00 6 998 0 0 0 21.10 118.20 1 29 995 21.30 117.40 TC 30 21.30 117.40 1 30 21.30 117.40 30 998 180 16 272
1973 WP MM 15:00:00 MX 21.26 116.62 175 145 PPP______PPP__ WP121973 21.40 116.45 27 -1 21.00 116.29 6 998 0 0 21.10 117.53 1 29 995 21.40 116.45 TC 27 21.34 116.35 1 28 21.40 116.45 27 998 180 16 277
1973 WP MM 18:00:00 MX 21.37 115.73 998 tokyo 145 113 OOO______OPO__ jtwc_wp WP121973 21.50 115.50 25 -1 21.20 115.50 6 998 0 0 0 21.10 116.80 1 29 996 21.50 115.50 TC 25 21.40 115.32 1 27 21.50 115.50 25 998 180 18 275
1973 WP MM 21:00:00 MX 21.40 114.70 108 93 PPP______PPP__ WP121973 21.52 114.43 25 -1 21.35 114.50 6 998 0 0 21.06 116.05 1 29 996 21.52 114.43 TC 25 21.46 114.35 1 26 21.52 114.43 25 998 180 19 270
1973 WP MM 1973-08-21 00:00:00 MX 21.39 113.71 998 tokyo 88 59 OOO______OOO__ jtwc_wp WP121973 21.50 113.50 25 -1 21.40 113.50 6 998 0 0 0 21.00 115.10 1 29 996 21.50 113.50 TC 25 21.50 113.50 1 25 21.50 113.50 25 998 180 16 267
1973 WP MM 03:00:00 MX 21.33 112.95 67 44 PPP______PPP__ WP121973 21.46 112.93 22 -1 21.23 112.66 6 998 0 0 20.91 113.77 1 29 995 21.46 112.93 TC 22 21.50 112.85 1 23 21.46 112.93 22 998 210 13 264
1973 WP MM 06:00:00 MX 21.25 112.32 998 tokyo 44 39 OOO______OPO__ jtwc_wp WP121973 21.40 112.50 20 -1 21.00 112.00 6 998 0 0 0 20.80 112.40 1 29 995 21.40 112.50 TC 20 21.46 112.32 1 22 21.40 112.50 20 998 240 12 262
1973 WP MM 09:00:00 MX 21.18 111.72 35 30 PPP______PPP__ WP121973 21.36 111.97 20 -1 20.85 111.59 6 998 0 0 20.72 111.29 1 29 995 21.36 111.97 TC 20 21.40 111.85 1 21 21.36 111.97 20 998 240 11 261
1973 WP MM 12:00:00 MX 21.09 111.16 998 tokyo 35 22 OOO______OOO__ jtwc_wp WP121973 21.30 111.40 20 -1 20.80 111.20 6 998 0 0 0 20.60 110.40 1 29 995 21.30 111.40 TC 20 21.30 111.40 1 20 21.30 111.40 20 998 240 11 258
1973 WP MM 15:00:00 MX 20.96 110.60 22 0 PPP______PPP__ WP121973 21.17 110.78 20 -1 20.91 110.61 6 998 0 0 20.36 109.76 1 33 992 21.17 110.78 TC 20 21.15 111.00 1 20 21.17 110.78 20 998 210 11 254
1973 WP MM 18:00:00 MX 20.80 110.04 998 tokyo 0 0 OOO______OPO__ jtwc_wp WP121973 21.00 110.20 20 -1 21.00 109.90 6 998 0 0 0 20.10 109.20 2 38 990 21.00 110.20 TC 20 20.97 110.58 1 20 21.00 110.20 20 998 180 11 251
1973 WP MM 21:00:00 MX 20.61 109.50 30 30 PPP______PPP__ WP121973 20.82 109.83 20 -1 20.82 109.08 6 998 0 0 19.91 108.40 2 48 985 20.82 109.83 TC 20 20.78 110.04 1 20 20.82 109.83 20 998 180 11 250
1973 WP MM 1973-08-22 00:00:00 MX 20.41 108.89 998 tokyo 79 79 OOO______OOO__ jtwc_wp WP121973 20.60 109.30 20 -1 20.60 108.30 6 998 0 0 0 19.80 107.70 3 58 980 20.60 109.30 TC 20 20.60 109.30 1 20 20.60 109.30 20 998 180 14 253
1973 WP MM 03:00:00 MX 20.21 108.11 109 71 PPP______PPP__ WP121973 20.27 108.29 20 -1 20.54 107.69 6 998 0 0 19.80 107.39 3 53 982 20.27 108.29 TC 20 20.44 108.29 1 20 20.27 108.29 20 998 150 17 257
1973 WP MM 06:00:00 MX 20.03 107.16 998 tokyo 71 10 OOO______OPO__ jtwc_wp WP121973 20.00 107.00 20 -1 20.60 107.20 6 998 0 0 0 19.80 107.10 3 48 985 20.00 107.00 TC 20 20.29 107.05 1 20 20.00 107.00 20 998 120 19 262
1973 WP MM 09:00:00 TS 19.94 106.09 11 0 P_P______PPP__ WP121973 19.97 105.62 20 -1 6 0 0 19.69 106.50 3 38 990 19.97 105.62 TC 20 20.15 105.66 1 20 19.97 105.62 20 998 120 20 266
1973 WP MM 12:00:00 TS 19.88 105.04 0 0 O_O______OOO__ jtwc_wp WP121973 20.00 104.20 20 -1 19.50 105.80 1 29 995 20.00 104.20 TC 20 20.00 104.20 1 20 20.00 104.20 20 998 120 17 263
1973 WP MM 15:00:00 TS 19.74 104.24 0 0 P_P______P_P__ WP121973 19.94 102.91 20 -1 19.29 105.21 1 26 996 19.94 102.91 TC 20 1 19.94 102.91 20 999 90 15 255
1973 WP MM 18:00:00 TS 19.50 103.49 0 0 O_O______O_O__ jtwc_wp WP121973 19.80 101.70 20 -1 19.00 104.50 1 23 998 19.80 101.70 TC 20 1 19.80 101.70 20 1000 60 13 211
1973 WP MM 21:00:00 TS 18.63 103.53 0 0 __P___________ WP121973 -1 18.63 103.53 1 21 998 TC 1 17 218
1973 WP MM 1973-08-23 00:00:00 TS 18.20 102.40 0 __O___________ -1 18.20 102.40 0 19 998 23 248