1971 Tropical Storm EMMA (1971147N09139)


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

Summary Information

Storm ID 1971147N09139
Start May 27 06Z
Landfall May 30 09Z, May 31 06Z
Max Intensity 38 kt (May 29 00Z), 995 mb (May 29 06Z)
End Jun 3 00Z
ATCF IDs ,WP091971
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 1971-05-27 06:00:00 TS 8.50 138.80 1006 1006
WP 09:00:00 TS 8.26 138.21 1006
WP 12:00:00 TS 8.00 137.60 1006 1006
WP 15:00:00 TS 7.70 136.96 1006
WP 18:00:00 TS 7.40 136.30 1006 1006
WP 21:00:00 TS 7.14 135.65 1005
WP 1971-05-28 00:00:00 TS 6.72 134.70 1004 1004 19 1002
WP 03:00:00 TS 6.35 133.92 1003 21 1002
WP 06:00:00 TS 6.06 133.23 1002 1002 23 1002
WP 09:00:00 TS 5.87 132.61 1001 23 1002
WP 12:00:00 TS 5.92 132.18 1000 35 1000 23 1002 30 1002 35 35 35 999
WP 15:00:00 TS 5.86 131.56 32 1000 26 1001 30 1001 32 32 32 999
WP 18:00:00 TS 5.81 130.89 1000 30 1000 29 1000 30 1001 30 30 30 1000
WP 21:00:00 TS 5.78 130.22 27 1000 33 999 32 1000 27 27 27 1000
WP 1971-05-29 00:00:00 TS 5.84 129.56 1000 25 1000 38 998 35 1000 25 25 25 1001
WP 03:00:00 TS 6.04 128.93 25 1000 38 996 32 1000 25 25 25 1001
WP 06:00:00 TS 6.32 128.39 1000 25 1000 38 995 30 1001 25 25 25 1002
WP 09:00:00 TS 6.64 128.03 25 1002 38 996 25 25 25 1002
WP 12:00:00 TS 6.97 127.87 1004 25 1004 38 998 25 25 25 1003
WP 15:00:00 TS 7.27 128.15 1004 33 999
WP 18:00:00 TS 7.60 127.85 1004 1004 29 1000
WP 21:00:00 TS 7.96 127.56 1004 26 1002
WP 1971-05-30 00:00:00 TS 8.30 127.25 1004 1004 23 1004
WP 03:00:00 TS 8.55 126.90 1004 21 1004
WP 06:00:00 TS 8.75 126.50 1004 1004 19 1004
WP 09:00:00 TS 8.94 126.05 1005 19 1005
WP 12:00:00 TS 9.10 125.60 1006 1006 19 1006
WP 15:00:00 TS 9.22 125.24 1006 19 1006
WP 18:00:00 TS 9.30 124.85 1006 1006 19 1006
WP 21:00:00 TS 9.35 124.34 1006 19 1006
WP 1971-05-31 00:00:00 TS 9.40 123.80 1006 1006 19 1006
WP 03:00:00 TS 9.48 123.28 1006 19 1006
WP 06:00:00 TS 9.60 122.80 1006 1006 19 1006
WP 09:00:00 TS 9.74 122.40 1006 19 1006
WP 12:00:00 TS 10.00 122.00 1006 1006 19 1006
WP 15:00:00 TS 10.44 121.49 1006 19 1006
WP 18:00:00 TS 10.95 120.95 1006 1006 19 1006
WP 21:00:00 TS 11.39 120.46 1006 19 1006
WP 1971-06-01 00:00:00 TS 11.85 120.00 1006 1006 19 1006
WP 03:00:00 TS 12.40 119.58 1006 19 1006
WP 06:00:00 TS 12.95 119.20 1006 1006 19 1006
WP 09:00:00 TS 13.44 118.80 1006 19 1006
WP 12:00:00 TS 13.90 118.45 1006 1006 19 1006
WP 15:00:00 TS 14.39 118.17 1006 19 1006
WP 18:00:00 TS 14.85 117.95 1006 1006 19 1006
WP 21:00:00 TS 15.25 117.73 1006 19 1006
WP 1971-06-02 00:00:00 TS 15.67 117.51 1006 1006 19 1006
WP 03:00:00 TS 16.14 117.29 1006 19 1006
WP 06:00:00 TS 16.60 117.04 1006 1006 19 1006
WP 09:00:00 TS 17.00 116.74 1006
WP 12:00:00 TS 17.40 116.60 1006 1006
WP 15:00:00 TS 17.82 116.44 1006
WP 18:00:00 TS 18.20 116.30 1006 1006
WP 21:00:00 TS 18.52 116.23 1006
WP 1971-06-03 00:00:00 TS 18.80 116.20 1006 1006

Source Information

Agency Information
USA bwp091971.txt
TOKYO bst_all.txt:Line=20220:EMMA:7109
CMA CH1971BST.txt:Storm=11:Emma
HKO tc-besttrack-data-current.txt:Line=7536:EMMA
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824 w_npac.dat:719:EMMA
TD9636 cons_worldwide_trop_cyclone_18710101-19891231-003:Line=22728
TD9635 typhoons-analogs_19450101-19761231.corrected:Line=16162
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
1971 WP MM 1971-05-27 06:00:00 TS 8.50 138.80 1006 tokyo 1090 1048 _O____________ -1 8.50 138.80 2 1006 0 0 0 13 248
1971 WP MM 09:00:00 TS 8.26 138.21 1048 999 _P____________ -1 8.26 138.21 2 1006 0 0 13 247
1971 WP MM 12:00:00 TS 8.00 137.60 1006 tokyo 999 954 _O____________ -1 8.00 137.60 2 1006 0 0 0 14 246
1971 WP MM 15:00:00 TS 7.70 136.96 954 910 _P____________ -1 7.70 136.96 2 1006 0 0 14 245
1971 WP MM 18:00:00 TS 7.40 136.30 1006 tokyo 910 885 _O____________ -1 7.40 136.30 2 1006 0 0 0 14 247
1971 WP MM 21:00:00 TS 7.14 135.65 874 820 _P____________ -1 7.14 135.65 2 1005 0 0 17 247
1971 WP MM 1971-05-28 00:00:00 TS 6.72 134.70 1004 tokyo 815 732 _OO___________ -1 6.90 135.00 2 1004 0 0 0 6.00 133.50 0 19 1002 19 245
1971 WP MM 03:00:00 TS 6.35 133.92 717 650 _PP___________ -1 6.63 134.36 2 1003 0 0 5.79 133.03 0 21 1002 16 246
1971 WP MM 06:00:00 TS 6.06 133.23 1002 tokyo 641 576 _OO___________ -1 6.40 133.70 2 1002 0 0 0 5.60 132.60 1 23 1002 14 250
1971 WP MM 09:00:00 TS 5.87 132.61 576 544 _PP___________ -1 6.27 133.01 2 1001 0 0 5.47 132.21 1 23 1002 10 262
1971 WP MM 12:00:00 TS 5.92 132.18 1000 tokyo 544 498 OOOO_____OOO__ jtwc_wp WP091971 6.10 132.40 35 0 6.20 132.30 9 1000 0 0 0 5.40 131.80 1 23 1002 6.10 132.40 TD 30 1002 6.10 132.40 TC 35 6.10 132.40 2 35 6.10 132.40 35 999 120 10 270
1971 WP MM 15:00:00 TS 5.86 131.56 498 443 PPPP_____PPP__ WP091971 5.92 131.64 32 -1 6.15 131.60 9 1000 0 0 5.38 131.30 1 26 1001 5.92 131.65 TD 30 1001 5.92 131.64 TC 32 6.05 131.67 2 32 5.92 131.64 32 999 120 13 265
1971 WP MM 18:00:00 TS 5.81 130.89 1000 tokyo 443 410 OOOO_____OPO__ jtwc_wp WP091971 5.80 130.90 30 -1 6.10 130.90 9 1000 0 0 0 5.40 130.80 1 29 1000 5.80 130.90 TD 30 1001 5.80 130.90 TC 30 6.00 130.95 2 30 5.80 130.90 30 1000 120 13 267
1971 WP MM 21:00:00 TS 5.78 130.22 405 368 PPPP_____PPP__ WP091971 5.80 130.20 27 -1 5.94 130.15 9 1000 0 0 5.41 130.38 1 33 999 5.80 130.15 TD 32 1000 5.80 130.20 TC 27 5.95 130.22 2 27 5.80 130.20 27 1000 120 13 271
1971 WP MM 1971-05-29 00:00:00 TS 5.84 129.56 1000 tokyo 368 298 OOOO_____OOO__ jtwc_wp WP091971 5.90 129.50 25 -1 5.90 129.50 9 1000 0 0 0 5.50 130.00 2 38 998 5.90 129.40 TS 35 1000 5.90 129.50 TC 25 5.90 129.50 1 25 5.90 129.50 25 1001 120 13 281
1971 WP MM 03:00:00 TS 6.04 128.93 288 224 PPPP_____PPP__ WP091971 6.05 128.74 25 -1 6.19 129.07 9 1000 0 0 5.70 129.60 2 38 996 6.08 128.65 TS 32 1000 6.05 128.74 TC 25 6.18 128.80 1 25 6.05 128.74 25 1001 120 13 292
1971 WP MM 06:00:00 TS 6.32 128.39 1000 tokyo 224 171 OOOO_____OPO__ jtwc_wp WP091971 6.30 128.00 25 -1 6.60 128.80 9 1000 0 0 0 6.00 129.20 2 38 995 6.30 127.90 TD 30 1001 6.30 128.00 TC 25 6.45 128.10 1 25 6.30 128.00 25 1002 120 11 304
1971 WP MM 09:00:00 TS 6.64 128.03 171 150 PPP______PPP__ WP091971 6.63 127.33 25 -1 6.91 128.63 9 1002 0 0 6.33 128.79 2 38 996 TD 6.63 127.33 TC 25 6.73 127.40 1 25 6.63 127.33 25 1002 120 8 321
1971 WP MM 12:00:00 TS 6.97 127.87 1004 tokyo 147 145 OOO______OOO__ jtwc_wp WP091971 7.00 126.70 25 -1 7.20 128.50 2 1004 0 0 0 6.70 128.40 2 38 998 7.00 126.70 TC 25 7.00 126.70 1 25 7.00 126.70 25 1003 120 7 11
1971 WP MM 15:00:00 TS 7.27 128.15 176 143 _PP___________ WP091971 -1 7.49 128.26 2 1004 0 0 7.05 128.04 2 33 999 TC 1 6 0
1971 WP MM 18:00:00 TS 7.60 127.85 1004 tokyo 143 112 _OO___________ -1 7.80 128.00 2 1004 0 0 0 7.40 127.70 1 29 1000 1 9 320
1971 WP MM 21:00:00 TS 7.96 127.56 115 95 _PP___________ -1 8.17 127.77 2 1004 0 0 7.76 127.36 1 26 1002 1 9 320
1971 WP MM 1971-05-30 00:00:00 TS 8.30 127.25 1004 tokyo 99 59 _OO___________ -1 8.50 127.50 2 1004 0 0 0 8.10 127.00 1 23 1004 9 312
1971 WP MM 03:00:00 TS 8.55 126.90 64 24 _PP___________ -1 8.68 127.18 2 1004 0 0 8.42 126.61 1 21 1004 9 301
1971 WP MM 06:00:00 TS 8.75 126.50 1004 tokyo 21 0 _OO___________ -1 8.80 126.80 2 1004 0 0 0 8.70 126.20 0 19 1004 9 295
1971 WP MM 09:00:00 TS 8.94 126.05 0 0 _PP___________ -1 8.96 126.35 2 1005 0 0 8.93 125.75 0 19 1005 10 291
1971 WP MM 12:00:00 TS 9.10 125.60 1006 tokyo 0 0 _OO___________ -1 9.10 125.90 2 1006 0 0 0 9.10 125.30 0 19 1006 9 289
1971 WP MM 15:00:00 TS 9.22 125.24 22 22 _PP___________ -1 9.21 125.58 2 1006 0 0 9.22 124.89 0 19 1006 8 285
1971 WP MM 18:00:00 TS 9.30 124.85 1006 tokyo 44 35 _OO___________ -1 9.30 125.20 2 1006 0 0 0 9.30 124.50 0 19 1006 9 278
1971 WP MM 21:00:00 TS 9.35 124.34 22 22 _PP___________ -1 9.36 124.58 2 1006 0 0 9.34 124.11 0 19 1006 10 276
1971 WP MM 1971-05-31 00:00:00 TS 9.40 123.80 1006 tokyo 24 0 _OO___________ -1 9.40 123.90 2 1006 0 0 0 9.40 123.70 0 19 1006 11 277
1971 WP MM 03:00:00 TS 9.48 123.28 10 0 _PP___________ -1 9.42 123.31 2 1006 0 0 9.53 123.25 0 19 1006 10 281
1971 WP MM 06:00:00 TS 9.60 122.80 1006 tokyo 0 0 _OO___________ -1 9.50 122.80 2 1006 0 0 0 9.70 122.80 0 19 1006 9 287
1971 WP MM 09:00:00 TS 9.74 122.40 10 0 _PP___________ -1 9.67 122.39 2 1006 0 0 9.81 122.41 0 19 1006 9 297
1971 WP MM 12:00:00 TS 10.00 122.00 1006 tokyo 44 24 _OO___________ -1 10.00 122.00 2 1006 0 0 0 10.00 122.00 0 19 1006 11 308
1971 WP MM 15:00:00 TS 10.44 121.49 43 43 _PP___________ -1 10.52 121.52 2 1006 0 0 10.36 121.46 0 19 1006 14 313
1971 WP MM 18:00:00 TS 10.95 120.95 1006 tokyo 100 98 _OO___________ -1 11.10 121.00 2 1006 0 0 0 10.80 120.90 0 19 1006 14 313
1971 WP MM 21:00:00 TS 11.39 120.46 98 70 _PP___________ -1 11.55 120.48 2 1006 0 0 11.23 120.43 0 19 1006 13 314
1971 WP MM 1971-06-01 00:00:00 TS 11.85 120.00 1006 tokyo 80 74 _OO___________ -1 12.00 120.00 2 1006 0 0 0 11.70 120.00 0 19 1006 13 320
1971 WP MM 03:00:00 TS 12.40 119.58 123 121 _PP___________ -1 12.55 119.58 2 1006 0 0 12.24 119.58 0 19 1006 14 325
1971 WP MM 06:00:00 TS 12.95 119.20 1006 tokyo 127 127 _OO___________ -1 13.10 119.20 2 1006 0 0 0 12.80 119.20 0 19 1006 13 324
1971 WP MM 09:00:00 TS 13.44 118.80 162 162 _PP___________ -1 13.55 118.78 2 1006 0 0 13.32 118.82 0 19 1006 12 322
1971 WP MM 12:00:00 TS 13.90 118.45 1006 tokyo 199 199 _OO___________ -1 14.00 118.40 2 1006 0 0 0 13.80 118.50 0 19 1006 11 327
1971 WP MM 15:00:00 TS 14.39 118.17 209 209 _PP___________ -1 14.56 118.08 2 1006 0 0 14.21 118.27 0 19 1006 11 333
1971 WP MM 18:00:00 TS 14.85 117.95 1006 tokyo 211 214 _OO___________ -1 15.10 117.80 2 1006 0 0 0 14.60 118.10 0 19 1006 10 334
1971 WP MM 21:00:00 TS 15.25 117.73 232 224 _PP___________ -1 15.47 117.53 2 1006 0 0 15.03 117.93 0 19 1006 9 333
1971 WP MM 1971-06-02 00:00:00 TS 15.67 117.51 1006 tokyo 237 236 _OO___________ -1 15.80 117.30 2 1006 0 0 0 15.50 117.80 0 19 1006 10 334
1971 WP MM 03:00:00 TS 16.14 117.29 256 256 _PP___________ -1 16.19 117.08 2 1006 0 0 16.03 117.69 0 19 1006 10 334
1971 WP MM 06:00:00 TS 16.60 117.04 1006 tokyo 295 295 _OO___________ -1 16.60 116.90 2 1006 0 0 0 16.60 117.60 0 19 1006 10 329
1971 WP MM 09:00:00 TS 17.00 116.74 338 338 _P____________ -1 17.00 116.74 2 1006 0 0 0 9 332
1971 WP MM 12:00:00 TS 17.40 116.60 1006 tokyo 362 362 _O____________ -1 17.40 116.60 2 1006 0 0 0 9 340
1971 WP MM 15:00:00 TS 17.82 116.44 398 398 _P____________ -1 17.82 116.44 2 1006 0 0 9 340
1971 WP MM 18:00:00 TS 18.20 116.30 1006 tokyo 428 428 _O____________ -1 18.20 116.30 2 1006 0 0 0 7 345
1971 WP MM 21:00:00 TS 18.52 116.23 445 435 _P____________ -1 18.52 116.23 2 1006 0 0 6 351
1971 WP MM 1971-06-03 00:00:00 TS 18.80 116.20 1006 tokyo 435 _O____________ -1 18.80 116.20 2 1006 0 0 0 6 352