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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
days since 1858-11-17 00:00:00 degrees north kts kts 1 kts kts degrees north degrees north degrees north degrees east
WP 1973-08-17 00:00:00 TS 20.10 133.60 30 23 1004 30 30 30 1004
WP 03:00:00 TS 20.00 133.20 30 23 1004 30 30 30 1004
WP 06:00:00 TS 19.90 132.90 30 23 1003 30 30 30 1004
WP 09:00:00 TS 19.70 132.50 30 26 1003 30 30 30 1004
WP 12:00:00 TS 19.50 132.20 30 29 1002 30 30 30 1004
WP 15:00:00 TS 19.40 131.80 30 29 1002 30 30 30 1004
WP 18:00:00 TS 19.20 131.40 30 29 1002 30 30 30 1003
WP 21:00:00 TS 19.10 131.00 30 29 1002 30 30 30 1003
WP 1973-08-18 00:00:00 TS 19.20 130.50 1002 30 1002 29 1002 30 30 30 1002
WP 03:00:00 TS 19.30 130.00 30 1002 29 1002 30 30 30 1002
WP 06:00:00 TS 19.40 129.40 1002 30 1002 29 1002 25 1000 30 30 30 1002
WP 09:00:00 TS 19.50 128.70 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 20.00 127.40 30 1001 29 1002 25 1001 30 31 30 1002
WP 18:00:00 TS 20.30 126.70 1000 30 1000 29 1002 25 1000 30 33 30 1001
WP 21:00:00 TS 20.70 126.10 33 999 34 1001 28 1000 33 34 33 1001
WP 1973-08-19 00:00:00 TS 21.00 125.60 998 35 998 38 1000 30 1000 35 35 35 1001
WP 03:00:00 TS 21.20 125.10 38 997 38 998 33 999 38 38 38 1000
WP 06:00:00 TS 21.30 124.60 996 40 996 38 995 35 997 40 40 40 998
WP 09:00:00 TS 21.40 124.10 43 995 43 995 38 996 43 43 43 996
WP 12:00:00 TS 21.40 123.50 994 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 21.30 122.30 992 35 992 48 992 30 992 35 38 35 990
WP 21:00:00 TS 21.30 121.70 33 993 43 992 28 993 33 34 33 992
WP 1973-08-20 00:00:00 TS 21.30 121.20 994 30 994 38 992 25 993 30 30 30 994
WP 03:00:00 TS 21.30 120.40 30 995 38 994 25 997 30 30 30 995
WP 06:00:00 MX 21.30 119.40 996 30 996 38 995 25 1000 30 30 30 996
WP 09:00:00 MX 21.20 118.40 30 997 34 995 30 30 30 997
WP 12:00:00 MX 21.20 117.50 998 30 998 29 995 30 30 30 998
WP 15:00:00 MX 21.30 116.60 28 998 29 996 28 29 28 998
WP 18:00:00 MX 21.40 115.70 998 25 998 29 996 25 28 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 21.40 113.70 998 25 998 29 996 25 25 25 998
WP 03:00:00 MX 21.30 113.00 23 998 29 996 23 24 23 998
WP 06:00:00 MX 21.30 112.30 998 20 998 29 995 20 23 20 998
WP 09:00:00 MX 21.20 111.70 20 998 29 995 20 21 20 998
WP 12:00:00 MX 21.10 111.20 998 20 998 29 995 20 20 20 998
WP 15:00:00 MX 21.00 110.60 20 998 34 993 20 20 20 998
WP 18:00:00 MX 20.80 110.00 998 20 998 38 990 20 20 20 998
WP 21:00:00 MX 20.60 109.50 20 998 48 985 20 20 20 998
WP 1973-08-22 00:00:00 MX 20.40 108.90 998 20 998 58 980 20 20 20 998
WP 03:00:00 MX 20.20 108.10 20 998 53 983 20 20 20 998
WP 06:00:00 MX 20.00 107.20 998 20 998 48 985 20 20 20 998
WP 09:00:00 TS 19.90 106.10 20 39 990 20 20 20 998
WP 12:00:00 TS 19.90 105.00 20 29 995 20 20 20 998
WP 15:00:00 TS 19.70 104.20 20 26 997 20 20 999
WP 18:00:00 TS 19.50 103.50 20 23 998 20 20 1000
WP 21:00:00 TS 18.60 103.50 21 998
WP 1973-08-23 00:00:00 DS 18.20 102.40 19 998

Source Information

Agency Information
USA bwp121973.txt
TOKYO bst_all.txt:Line=22841:JOAN:7311
CMA CH1973BST.txt:Storm=12:Joan
HKO tc-besttrack-data-current.txt:Line=9174: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 days since 1858-11-17 00:00:00 degrees north kts mb km km degrees north mb nmile degrees north degrees east kts mb nmile nmile 1 degrees north degrees east 1 kts mb degrees north degrees east kts nmile degrees north 1 kts mb degrees north kts mb degrees north degrees east degrees north degrees east
1973 WP MM 1973-08-17 00:00:00 TS 20.10 133.60 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 20.00 133.20 1158 1125 P_P_______PPP__ WP121973 20.10 133.50 30 -1 19.80 132.10 1 23 1004 20.10 133.50 TC 30 20.00 133.50 1 30 20.10 133.50 30 1004 60 7 255
1973 WP MM 06:00:00 TS 19.90 132.90 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 19.90 133.20 1 30 20.00 133.10 30 1004 60 7 245
1973 WP MM 09:00:00 TS 19.70 132.50 1078 1040 P_P_______PPP__ WP121973 19.80 132.70 30 -1 19.40 131.60 1 26 1003 19.80 132.70 TC 30 19.70 132.80 1 30 19.80 132.70 30 1004 60 8 240
1973 WP MM 12:00:00 TS 19.50 132.20 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 8 240
1973 WP MM 15:00:00 TS 19.40 131.80 1000 953 P_P_______PPP__ WP121973 19.40 132.00 30 -1 19.00 130.90 1 29 1002 19.40 132.00 TC 30 19.50 132.00 1 30 19.40 132.00 30 1004 60 8 250
1973 WP MM 18:00:00 TS 19.20 131.40 953 913 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 19.30 131.60 1 30 19.30 131.60 30 1003 60 8 255
1973 WP MM 21:00:00 TS 19.10 131.00 913 867 P_P_______PPP__ WP121973 19.20 131.10 30 -1 18.90 130.30 1 29 1002 19.20 131.10 TC 30 19.20 131.10 1 30 19.20 131.10 30 1003 60 8 265
1973 WP MM 1973-08-18 00:00:00 TS 19.20 130.50 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 10 275
1973 WP MM 03:00:00 TS 19.30 130.00 816 755 PPP_______PPP__ WP121973 19.30 130.00 30 -1 20.10 130.40 2 1002 0 0 18.90 129.60 1 29 1002 19.30 130.00 TC 30 19.20 130.00 1 30 19.30 130.00 30 1002 90 11 280
1973 WP MM 06:00:00 TS 19.40 129.40 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 19.40 129.40 1 30 19.40 129.30 30 1002 120 12 285
1973 WP MM 09:00:00 TS 19.50 128.70 684 626 PPPP______PPP__ WP121973 19.50 128.70 30 -1 20.30 129.20 2 1002 0 0 19.00 128.70 1 29 1002 19.00 128.80 TD 25 1001 19.50 128.70 TC 30 19.50 128.70 1 30 19.50 128.70 30 1002 120 12 285
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 13 290
1973 WP MM 15:00:00 TS 20.00 127.40 564 517 PPPP______PPP__ WP121973 20.20 127.30 30 -1 20.30 127.80 2 1001 0 0 19.50 127.50 1 29 1002 19.20 127.30 TD 25 1001 20.20 127.30 TC 30 20.20 127.30 1 31 20.20 127.30 30 1002 120 14 295
1973 WP MM 18:00:00 TS 20.30 126.70 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 20.60 126.70 1 33 20.70 126.60 30 1001 120 14 300
1973 WP MM 21:00:00 TS 20.70 126.10 474 451 PPPP______PPP__ WP121973 21.10 126.00 33 -1 20.50 126.60 2 999 0 0 20.20 126.50 1 34 1001 20.00 125.60 TD 28 1000 21.10 126.00 TC 33 21.10 126.10 1 34 21.10 126.00 33 1001 120 13 305
1973 WP MM 1973-08-19 00:00:00 TS 21.00 125.60 998 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 11 295
1973 WP MM 03:00:00 TS 21.20 125.10 428 385 PPPP______PPP__ WP121973 21.60 125.00 38 0 20.90 125.50 2 997 0 0 20.70 125.50 2 38 998 20.50 124.50 TD 33 999 21.60 125.00 TC 38 21.60 125.00 2 38 21.60 125.00 38 1000 150 10 285
1973 WP MM 06:00:00 TS 21.30 124.60 996 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 21.70 124.50 2 40 21.70 124.50 40 998 180 10 280
1973 WP MM 09:00:00 TS 21.40 124.10 335 274 PPPP______PPP__ WP121973 21.70 124.00 43 0 21.20 124.40 2 995 0 0 21.10 124.40 2 43 995 20.50 123.50 TS 38 996 21.70 124.00 TC 43 21.70 124.00 2 43 21.70 124.00 43 996 180 10 275
1973 WP MM 12:00:00 TS 21.40 123.50 994 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 21.60 122.80 40 0 21.20 123.10 9 993 0 0 21.40 123.10 3 48 993 20.60 122.60 TS 35 993 21.60 122.80 TC 40 21.70 123.00 2 41 21.60 122.80 40 992 180 11 265
1973 WP MM 18:00:00 TS 21.30 122.30 992 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 21.60 122.50 2 38 21.50 122.20 35 990 180 11 265
1973 WP MM 21:00:00 TS 21.30 121.70 106 73 PPPP______PPP__ WP121973 21.50 121.80 33 -1 21.00 121.50 9 993 0 0 21.50 121.70 3 43 992 20.50 121.60 TD 28 993 21.50 121.80 TC 33 21.60 122.00 2 34 21.50 121.80 33 992 180 11 270
1973 WP MM 1973-08-20 00:00:00 TS 21.30 121.20 994 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 21.30 120.40 73 73 PPPP______PPP__ WP121973 21.40 120.40 30 -1 21.20 119.50 9 995 0 0 21.40 120.20 2 38 994 20.60 122.00 TD 25 997 21.40 120.40 TC 30 21.40 120.40 1 30 21.40 120.40 30 995 180 16 270
1973 WP MM 06:00:00 MX 21.30 119.40 996 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 21.40 119.50 1 30 21.30 119.40 30 996 180 19 265
1973 WP MM 09:00:00 MX 21.20 118.40 244 216 PPP_______PPP__ WP121973 21.30 118.40 30 -1 21.20 117.70 6 997 0 0 21.10 118.80 2 34 995 TD 21.30 118.40 TC 30 21.30 118.40 1 30 21.30 118.40 30 997 180 18 265
1973 WP MM 12:00:00 MX 21.20 117.50 998 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 16 270
1973 WP MM 15:00:00 MX 21.30 116.60 175 145 PPP_______PPP__ WP121973 21.40 116.50 28 -1 21.00 116.30 6 998 0 0 21.10 117.50 1 29 996 21.40 116.50 TC 28 21.30 116.40 1 29 21.40 116.50 28 998 180 16 275
1973 WP MM 18:00:00 MX 21.40 115.70 998 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 21.40 115.30 1 28 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 21.50 114.40 25 -1 21.40 114.50 6 998 0 0 21.10 116.00 1 29 996 21.50 114.40 TC 25 21.50 114.30 1 26 21.50 114.40 25 998 180 19 270
1973 WP MM 1973-08-21 00:00:00 MX 21.40 113.70 998 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 16 265
1973 WP MM 03:00:00 MX 21.30 113.00 67 44 PPP_______PPP__ WP121973 21.50 112.90 23 -1 21.20 112.70 6 998 0 0 20.90 113.80 1 29 996 21.50 112.90 TC 23 21.50 112.80 1 24 21.50 112.90 23 998 210 13 265
1973 WP MM 06:00:00 MX 21.30 112.30 998 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 21.50 112.30 1 23 21.40 112.50 20 998 240 12 260
1973 WP MM 09:00:00 MX 21.20 111.70 35 30 PPP_______PPP__ WP121973 21.40 112.00 20 -1 20.90 111.60 6 998 0 0 20.70 111.30 1 29 995 21.40 112.00 TC 20 21.40 111.90 1 21 21.40 112.00 20 998 240 11 260
1973 WP MM 12:00:00 MX 21.10 111.20 998 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 11 260
1973 WP MM 15:00:00 MX 21.00 110.60 22 0 PPP_______PPP__ WP121973 21.20 110.80 20 -1 20.90 110.60 6 998 0 0 20.40 109.80 1 34 993 21.20 110.80 TC 20 21.20 111.00 1 20 21.20 110.80 20 998 210 11 255
1973 WP MM 18:00:00 MX 20.80 110.00 998 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 21.00 110.60 1 20 21.00 110.20 20 998 180 11 250
1973 WP MM 21:00:00 MX 20.60 109.50 30 30 PPP_______PPP__ WP121973 20.80 109.80 20 -1 20.80 109.10 6 998 0 0 19.90 108.40 2 48 985 20.80 109.80 TC 20 20.80 110.00 1 20 20.80 109.80 20 998 180 11 250
1973 WP MM 1973-08-22 00:00:00 MX 20.40 108.90 998 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 14 255
1973 WP MM 03:00:00 MX 20.20 108.10 109 71 PPP_______PPP__ WP121973 20.30 108.30 20 -1 20.50 107.70 6 998 0 0 19.80 107.40 3 53 983 20.30 108.30 TC 20 20.40 108.30 1 20 20.30 108.30 20 998 150 17 255
1973 WP MM 06:00:00 MX 20.00 107.20 998 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 20.30 107.00 1 20 20.00 107.00 20 998 120 19 260
1973 WP MM 09:00:00 TS 19.90 106.10 11 0 P_P_______PPP__ WP121973 20.00 105.60 20 -1 6 0 0 19.70 106.50 3 39 990 20.00 105.60 TC 20 20.10 105.70 1 20 20.00 105.60 20 998 120 20 265
1973 WP MM 12:00:00 TS 19.90 105.00 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 17 265
1973 WP MM 15:00:00 TS 19.70 104.20 0 0 P_P_______P_P__ WP121973 19.90 102.90 20 -1 19.30 105.20 1 26 997 19.90 102.90 TC 20 1 19.90 102.90 20 999 90 15 255
1973 WP MM 18:00:00 TS 19.50 103.50 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 13 210
1973 WP MM 21:00:00 TS 18.60 103.50 0 0 __P____________ WP121973 -5 18.60 103.50 1 21 998 TC 1 17 220
1973 WP MM 1973-08-23 00:00:00 DS 18.20 102.40 0 __O____________ -5 18.20 102.40 0 19 998 23 250