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1971 Severe Tropical Storm UNNAMED (1971235N23166)


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

Summary Information

Storm ID 1971235N23166
Start Aug 23 00Z
Max Intensity 48 kt (Aug 29 00Z), 988 mb (Aug 29 18Z)
End Aug 30 00Z
ATCF IDs ,WP361971
Track status Best track data.

Storm track plot

Map of storm track

Intensity plots

Map of storm track

Radial wind information

No radial wind information for this storm


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
days since 1858-11-17 00:00:00 degrees north kts kts 1 kts kts degrees north
WP 1971-08-23 00:00:00 TS 23.00 166.40 1010 1010
WP 03:00:00 TS 23.30 166.40 1008
WP 06:00:00 TS 23.50 166.40 1006 1006
WP 09:00:00 TS 23.70 166.40 1005
WP 12:00:00 TS 24.20 166.30 1004 1004 23 1004
WP 15:00:00 TS 24.40 166.30 1003 23 1004
WP 18:00:00 TS 24.50 166.30 1002 1002 23 1004
WP 21:00:00 TS 24.60 166.40 1001 23 1002
WP 1971-08-24 00:00:00 TS 24.90 166.50 1000 1000 23 1000
WP 03:00:00 TS 25.20 166.40 1000 23 1000
WP 06:00:00 TS 25.60 166.30 1000 1000 23 1000
WP 09:00:00 TS 25.90 165.90 1000 23 1000
WP 12:00:00 TS 26.60 165.80 1000 25 1000 23 1000 25 1000 25
WP 15:00:00 TS 27.20 165.70 25 1000 23 1000 25 1000 25
WP 18:00:00 TS 27.70 165.60 1000 25 1000 23 1000 25 1000 25
WP 21:00:00 TS 28.30 165.40 25 999 26 999 25 1000 25
WP 1971-08-25 00:00:00 TS 28.70 165.20 998 25 998 29 998 25 1000 25
WP 03:00:00 TS 29.00 165.00 28 997 29 997 25 999 28
WP 06:00:00 TS 29.30 164.60 996 30 996 29 996 25 998 30
WP 09:00:00 TS 29.60 164.20 30 996 29 996 25 998 30
WP 12:00:00 TS 29.90 163.80 996 30 996 29 996 25 998 30
WP 15:00:00 TS 30.30 163.30 996 29 996 25 998
WP 18:00:00 TS 30.80 162.90 996 996 29 996 25 998
WP 21:00:00 TS 31.50 162.60 996 29 996 28 997
WP 1971-08-26 00:00:00 TS 32.20 162.30 996 996 29 996 30 996
WP 03:00:00 TS 32.80 162.20 996 29 996 30 996
WP 06:00:00 TS 33.30 162.20 996 996 29 995 30 996
WP 09:00:00 TS 33.80 162.20 995 34 994 33 995
WP 12:00:00 TS 34.30 162.20 994 994 38 992 35 994
WP 15:00:00 TS 34.90 162.20 994 38 992 35 994
WP 18:00:00 TS 35.40 162.30 994 994 38 992 35 994
WP 21:00:00 TS 35.90 162.30 994 38 993 35 994
WP 1971-08-27 00:00:00 TS 36.30 162.30 994 994 38 994 35 994
WP 03:00:00 TS 36.70 162.40 994 38 994 35 994
WP 06:00:00 TS 37.10 162.40 994 994 38 994 35 994
WP 09:00:00 TS 37.40 162.50 994 38 994 35 994
WP 12:00:00 TS 37.80 162.60 994 994 38 994 35 994
WP 15:00:00 TS 38.10 162.60 994 38 994 35 994
WP 18:00:00 TS 38.30 162.60 994 994 38 994 35 994
WP 21:00:00 TS 38.40 162.70 994 38 994
WP 1971-08-28 00:00:00 TS 38.60 163.00 994 994 38 994
WP 03:00:00 TS 38.80 163.30 993 38 994
WP 06:00:00 TS 39.10 163.70 992 992 38 994
WP 09:00:00 TS 39.40 164.30 992 38 994
WP 12:00:00 TS 39.60 164.90 992 992 38 994
WP 15:00:00 TS 39.80 165.50 992 38 994
WP 18:00:00 TS 40.10 166.30 992 992 38 994
WP 21:00:00 TS 40.30 167.10 992 43 993
WP 1971-08-29 00:00:00 MX 40.70 168.20 992 992 48 992
WP 03:00:00 MX 41.00 169.40 992 48 992
WP 06:00:00 ET 41.50 170.90 992 992 48 992
WP 09:00:00 ET 42.00 172.60 992 48 992
WP 12:00:00 ET 42.80 174.40 992 992 48 992
WP 15:00:00 ET 43.90 176.40 990
WP 18:00:00 ET 45.00 178.00 988 988
WP 21:00:00 ET 46.30 179.90 989
EP 1971-08-30 00:00:00 ET 47.80 182.00 990

Source Information

Agency Information
USA bwp361971.txt
TOKYO bst_all.txt:Line=20818:NOT NAMED:7124
CMA CH1971BST.txt:Storm=28:(nameless)
HKO tc-besttrack-data-current.txt:Line=8150:TS0824
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824 w_npac.dat:734:25W
TD9636
TD9635
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 STATUS 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 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 degrees north degrees east
1971 WP MM 1971-08-23 00:00:00 TS 23.00 166.40 1010 tokyo 2833 2820 _O_____________ -5 23.00 166.40 2 1010 0 0 0 5 0
1971 WP MM 03:00:00 TS 23.30 166.40 2813 2800 _P_____________ -5 23.30 166.40 2 1008 0 0 5 0
1971 WP MM 06:00:00 TS 23.50 166.40 1006 tokyo 2800 2788 _O_____________ -5 23.50 166.40 2 1006 0 0 0 5 360
1971 WP MM 09:00:00 TS 23.70 166.40 2781 2748 _P_____________ -5 23.70 166.40 2 1005 0 0 7 355
1971 WP MM 12:00:00 TS 24.20 166.30 1004 tokyo 2748 2735 _OO____________ -5 24.00 166.40 2 1004 0 0 0 25.10 166.10 1 23 1004 7 355
1971 WP MM 15:00:00 TS 24.40 166.30 2735 2729 _PP____________ -5 24.30 166.50 2 1003 0 0 24.80 166.00 1 23 1004 3 350
1971 WP MM 18:00:00 TS 24.50 166.30 1002 tokyo 2729 2723 _OO____________ -5 24.50 166.50 2 1002 0 0 0 24.60 166.00 1 23 1004 2 15
1971 WP MM 21:00:00 TS 24.60 166.40 2732 2720 _PP____________ -5 24.70 166.50 2 1001 0 0 24.60 166.30 1 23 1002 3 25
1971 WP MM 1971-08-24 00:00:00 TS 24.90 166.50 1000 tokyo 2722 2702 _OO____________ -5 25.00 166.40 2 1000 0 0 0 24.70 166.50 1 23 1000 5 5
1971 WP MM 03:00:00 TS 25.20 166.40 2696 2670 _PP____________ -5 25.40 166.30 2 1000 0 0 25.00 166.50 1 23 1000 7 345
1971 WP MM 06:00:00 TS 25.60 166.30 1000 tokyo 2664 2612 _OO____________ -5 25.80 166.20 2 1000 0 0 0 25.30 166.30 1 23 1000 9 330
1971 WP MM 09:00:00 TS 25.90 165.90 2612 2551 _PP____________ -5 26.20 166.00 2 1000 0 0 25.50 165.90 1 23 1000 11 340
1971 WP MM 12:00:00 TS 26.60 165.80 1000 tokyo 2551 2488 OOOO______O____ jtwc_wp WP361971 27.70 166.50 TD 25 -1 26.70 165.80 2 1000 0 0 0 25.90 165.40 1 23 1000 26.70 166.40 TD 25 1000 27.70 166.50 TC 25 13 350
1971 WP MM 15:00:00 TS 27.20 165.70 2488 2435 PPPP______P____ WP361971 27.90 166.10 TD 25 -1 27.10 165.60 2 1000 0 0 26.50 165.20 1 23 1000 27.20 166.10 TD 25 1000 27.90 166.10 TC 25 12 350
1971 WP MM 18:00:00 TS 27.70 165.60 1000 tokyo 2435 2377 OOOO______O____ jtwc_wp WP361971 28.20 165.80 TD 25 -1 27.60 165.50 2 1000 0 0 0 27.20 165.20 1 23 1000 27.70 165.80 TD 25 1000 28.20 165.80 TC 25 11 345
1971 WP MM 21:00:00 TS 28.30 165.40 2367 2324 PPPP______P____ WP361971 28.50 165.50 TD 25 -1 28.20 165.40 2 999 0 0 28.10 165.40 1 26 999 28.20 165.50 TD 25 1000 28.50 165.50 TC 25 10 340
1971 WP MM 1971-08-25 00:00:00 TS 28.70 165.20 998 tokyo 2319 2280 OOOO______O____ jtwc_wp WP361971 28.70 165.20 TD 25 -1 28.70 165.20 2 998 0 0 0 28.80 165.50 1 29 998 28.60 165.10 TD 25 1000 28.70 165.20 TC 25 8 330
1971 WP MM 03:00:00 TS 29.00 165.00 2280 2246 PPPP______P____ WP361971 28.90 165.00 TD 28 -1 29.00 165.00 2 997 0 0 29.10 165.20 1 29 997 29.00 164.70 TD 25 999 28.90 165.00 TC 28 8 315
1971 WP MM 06:00:00 TS 29.30 164.60 996 tokyo 2231 2182 OOOO______O____ jtwc_wp WP361971 29.10 164.70 TD 30 -1 29.30 164.80 2 996 0 0 0 29.30 164.70 1 29 996 29.40 164.30 TD 25 998 29.10 164.70 TC 30 9 310
1971 WP MM 09:00:00 TS 29.60 164.20 2182 2134 PPPP______P____ WP361971 29.50 164.30 TD 30 -1 29.60 164.40 2 996 0 0 29.50 164.30 1 29 996 29.70 163.90 TD 25 998 29.50 164.30 TC 30 10 310
1971 WP MM 12:00:00 TS 29.90 163.80 996 tokyo 2134 2076 OOOO______O____ jtwc_wp WP361971 29.90 163.80 TD 30 -1 29.90 163.90 2 996 0 0 0 29.80 163.90 1 29 996 30.10 163.50 TD 25 998 29.90 163.80 TC 30 11 315
1971 WP MM 15:00:00 TS 30.30 163.30 2071 2008 _PPP___________ WP361971 TD -5 30.20 163.50 2 996 0 0 30.30 163.30 1 29 996 30.50 163.20 TD 25 998 TC 12 320
1971 WP MM 18:00:00 TS 30.80 162.90 996 tokyo 2003 1922 _OOO___________ -5 30.60 163.20 2 996 0 0 0 30.90 162.70 1 29 996 31.00 162.90 TD 25 998 14 330
1971 WP MM 21:00:00 TS 31.50 162.60 1922 1841 _PPP___________ -5 31.40 162.80 2 996 0 0 31.60 162.40 1 29 996 31.50 162.60 TD 28 997 15 340
1971 WP MM 1971-08-26 00:00:00 TS 32.20 162.30 996 tokyo 1841 1789 _OOO___________ -5 32.20 162.40 2 996 0 0 0 32.40 162.20 1 29 996 32.00 162.30 TD 30 996 13 345
1971 WP MM 03:00:00 TS 32.80 162.20 1779 1733 _PPP___________ -5 32.80 162.30 2 996 0 0 33.10 162.10 1 29 996 32.50 162.20 TD 30 996 11 355
1971 WP MM 06:00:00 TS 33.30 162.20 996 tokyo 1733 1687 _OOO___________ -5 33.20 162.30 9 996 0 0 0 33.70 162.10 1 29 995 33.00 162.20 TD 30 996 11 0
1971 WP MM 09:00:00 TS 33.80 162.20 1687 1642 _PPP___________ -5 33.60 162.30 9 995 0 0 34.40 162.10 1 34 994 33.50 162.20 TD 33 995 10 0
1971 WP MM 12:00:00 TS 34.30 162.20 994 tokyo 1642 1596 _OOO___________ -5 34.00 162.30 9 994 0 0 0 35.00 162.10 2 38 992 34.00 162.30 TS 35 994 10 0
1971 WP MM 15:00:00 TS 34.90 162.20 1587 1557 _PPP___________ -5 34.50 162.30 9 994 0 0 35.60 162.10 2 38 992 34.50 162.40 TS 35 994 10 0
1971 WP MM 18:00:00 TS 35.40 162.30 994 tokyo 1548 1512 _OOO___________ -5 35.00 162.40 9 994 0 0 0 36.10 162.00 2 38 992 35.00 162.40 TS 35 994 10 0
1971 WP MM 21:00:00 TS 35.90 162.30 1503 1469 _PPP___________ -5 35.50 162.50 9 994 0 0 36.60 162.00 2 38 993 35.50 162.40 TS 35 994 10 5
1971 WP MM 1971-08-27 00:00:00 TS 36.30 162.30 994 tokyo 1469 1440 _OOO___________ -5 36.00 162.50 9 994 0 0 0 37.00 162.00 2 38 994 36.00 162.50 TS 35 994 8 5
1971 WP MM 03:00:00 TS 36.70 162.40 1440 1415 _PPP___________ -5 36.40 162.50 9 994 0 0 37.30 162.00 2 38 994 36.50 162.60 TS 35 994 7 5
1971 WP MM 06:00:00 TS 37.10 162.40 994 tokyo 1406 1387 _OOO___________ -5 36.70 162.50 9 994 0 0 0 37.50 162.10 2 38 994 37.00 162.70 TS 35 994 7 10
1971 WP MM 09:00:00 TS 37.40 162.50 1387 1361 _PPP___________ -5 37.10 162.50 9 994 0 0 37.70 162.10 2 38 994 37.50 162.90 TS 35 994 7 10
1971 WP MM 12:00:00 TS 37.80 162.60 994 tokyo 1361 1337 _OOO___________ -5 37.50 162.50 9 994 0 0 0 37.90 162.20 2 38 994 38.00 163.20 TS 35 994 6 10
1971 WP MM 15:00:00 TS 38.10 162.60 1337 1321 _PPP___________ -5 37.80 162.50 9 994 0 0 38.20 162.30 2 38 994 38.50 163.50 TS 35 994 5 5
1971 WP MM 18:00:00 TS 38.30 162.60 994 tokyo 1321 1314 _OOO___________ -5 38.00 162.50 9 994 0 0 0 38.40 162.50 2 38 994 39.00 163.80 TS 35 994 3 10
1971 WP MM 21:00:00 TS 38.40 162.70 1320 1312 _PP____________ -5 38.20 162.70 9 994 0 0 38.50 162.70 2 38 994 TS 4 40
1971 WP MM 1971-08-28 00:00:00 TS 38.60 163.00 994 tokyo 1324 1316 _OO____________ -5 38.50 163.00 9 994 0 0 0 38.70 162.90 2 38 994 6 45
1971 WP MM 03:00:00 TS 38.80 163.30 1328 1319 _PP____________ -5 38.70 163.40 9 993 0 0 38.90 163.20 2 38 994 8 50
1971 WP MM 06:00:00 TS 39.10 163.70 992 tokyo 1332 1331 _OO____________ -5 39.00 163.90 9 992 0 0 0 39.20 163.50 2 38 994 9 55
1971 WP MM 09:00:00 TS 39.40 164.30 1351 1351 _PP____________ -5 39.20 164.50 9 992 0 0 39.50 164.00 2 38 994 11 60
1971 WP MM 12:00:00 TS 39.60 164.90 992 tokyo 1371 1367 _OO____________ -5 39.50 165.30 9 992 0 0 0 39.70 164.50 2 38 994 11 65
1971 WP MM 15:00:00 TS 39.80 165.50 1376 1370 _PP____________ -5 39.70 166.10 9 992 0 0 39.90 164.90 2 38 994 11 65
1971 WP MM 18:00:00 TS 40.10 166.30 992 tokyo 1382 1382 _OO____________ -5 40.00 167.00 9 992 0 0 0 40.10 165.50 2 38 994 13 70
1971 WP MM 21:00:00 TS 40.30 167.10 1401 1397 _PP____________ -5 40.20 168.00 9 992 0 0 40.40 166.30 2 43 993 16 70
1971 WP MM 1971-08-29 00:00:00 MX 40.70 168.20 992 tokyo 1420 1420 _OO____________ -5 40.50 169.20 9 992 0 0 0 40.80 167.20 9 48 992 19 70
1971 WP MM 03:00:00 MX 41.00 169.40 1458 1458 _PP____________ -5 40.90 170.50 9 992 0 0 41.10 168.30 9 48 992 22 70
1971 WP MM 06:00:00 ET 41.50 170.90 992 tokyo 1491 1491 _OO____________ -5 41.50 172.00 6 992 0 0 0 41.40 169.50 9 48 992 26 65
1971 WP MM 09:00:00 ET 42.00 172.60 1536 1536 _PP____________ -5 42.20 173.50 6 992 0 0 41.70 170.70 9 48 992 29 65
1971 WP MM 12:00:00 ET 42.80 174.40 992 tokyo 1553 1480 _OO____________ -5 43.00 175.00 6 992 0 0 0 41.90 172.00 9 48 992 34 55
1971 WP MM 15:00:00 ET 43.90 176.40 1466 1304 _P_____________ -5 43.90 176.40 6 990 0 0 9 34 50
1971 WP MM 18:00:00 ET 45.00 178.00 988 tokyo 1290 1090 _O_____________ -5 45.00 178.00 6 988 0 0 0 34 45
1971 WP MM 21:00:00 ET 46.30 179.90 1084 868 _P_____________ -5 46.30 179.90 6 989 0 0 39 45
1971 EP CP 1971-08-30 00:00:00 ET 47.80 182.00 855 _O_____________ -5 47.80 182.00 6 990 0 0 0 41 45