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2021 Tropical Storm JULIAN (2021234N11335)


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

Summary Information

Storm ID 2021234N11335
Start Aug 21 18Z
Max Intensity 50 kt (Aug 29 18Z), 995 mb (Aug 29 18Z)
End Aug 30 00Z
ATCF IDs AL112021
Track status PROVISIONAL. Track from operational data. This will be upgraded to 'best track' quality after reanalysis

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 USA WIND USA PRES
degrees north degrees east kts mb
NA 2021-08-21 18:00:00 NR 11.20 -24.90 15
NA 21:00:00 NR 11.25 -25.95 15
NA 2021-08-22 00:00:00 NR 11.30 -27.00 15
NA 03:00:00 NR 11.37 -28.05 15
NA 06:00:00 NR 11.50 -29.10 15
NA 09:00:00 NR 11.70 -30.16 15
NA 12:00:00 NR 12.00 -31.20 15
NA 15:00:00 NR 12.35 -32.22 15
NA 18:00:00 NR 12.80 -33.20 15
NA 21:00:00 NR 13.35 -34.18 20
NA 2021-08-23 00:00:00 DS 14.00 -35.10 25
NA 03:00:00 DS 14.73 -35.93 25
NA 06:00:00 DS 15.50 -36.70 25
NA 09:00:00 DS 16.23 -37.41 25
NA 12:00:00 DS 17.00 -38.20 25 1009
NA 15:00:00 DS 17.86 -39.19 25 1009
NA 18:00:00 DS 18.70 -40.30 25 1009
NA 21:00:00 DS 19.43 -41.44 30 1009
NA 2021-08-24 00:00:00 NR 20.10 -42.60 35 1010
NA 03:00:00 NR 20.76 -43.75 35 1010
NA 06:00:00 NR 21.40 -44.90 35 1010
NA 09:00:00 NR 22.01 -46.06 32 1010
NA 12:00:00 NR 22.60 -47.20 30 1010
NA 15:00:00 NR 23.19 -48.33 30 1010
NA 18:00:00 NR 23.70 -49.40 30 1010
NA 21:00:00 NR 24.08 -50.39 30 1011
NA 2021-08-25 00:00:00 NR 24.40 -51.30 30 1012
NA 03:00:00 NR 24.74 -52.19 30 1012
NA 06:00:00 NR 25.10 -53.00 30 1012
NA 09:00:00 NR 25.50 -53.76 30 1012
NA 12:00:00 NR 25.90 -54.40 30 1012
NA 15:00:00 NR 26.21 -54.94 30 1012
NA 18:00:00 NR 26.60 -55.30 30 1012
NA 21:00:00 NR 27.20 -55.47 30 1013
NA 2021-08-26 00:00:00 NR 27.90 -55.50 30 1014
NA 03:00:00 NR 28.59 -55.52 27 1014
NA 06:00:00 NR 29.30 -55.50 25 1015
NA 09:00:00 NR 30.03 -55.51 25 1014
NA 12:00:00 NR 30.70 -55.40 25 1014
NA 15:00:00 NR 31.22 -55.07 25 1014
NA 18:00:00 NR 31.70 -54.60 25 1014
NA 21:00:00 NR 32.30 -54.05 25 1014
NA 2021-08-27 00:00:00 NR 32.80 -53.60 25 1014
NA 03:00:00 NR 33.02 -53.50 25 1014
NA 06:00:00 DS 33.10 -53.50 25 1014
NA 09:00:00 DS 33.18 -53.36 25 1014
NA 12:00:00 DS 33.20 -53.20 25 1014
NA 15:00:00 DS 33.19 -53.09 25 1014
NA 18:00:00 DS 33.10 -53.00 25 1014
NA 21:00:00 DS 32.92 -52.92 22 1014
NA 2021-08-28 00:00:00 DS 32.70 -52.80 20 1014
NA 03:00:00 DS 32.48 -52.63 20 1014
NA 06:00:00 DS 32.30 -52.40 20 1014
NA 09:00:00 DS 32.15 -52.14 22 1013
NA 12:00:00 DS 32.10 -51.80 25 1012
NA 15:00:00 DS 32.16 -51.37 27 1011
NA 18:00:00 DS 32.30 -50.90 30 1010
NA 21:00:00 DS 32.45 -50.50 30 1010
NA 2021-08-29 00:00:00 TS 32.70 -50.10 30 1010
NA 03:00:00 TS 33.17 -49.58 30 1009
NA 06:00:00 TS 33.64 -49.09 30 1009
NA 09:00:00 TS 34.00 -48.59 37 1003
NA 12:00:00 TS 34.50 -47.80 45 998
NA 15:00:00 TS 35.22 -46.81 47 996
NA 18:00:00 TS 36.00 -45.60 50 995
NA 21:00:00 TS 36.69 -44.24 50 995
NA 2021-08-30 00:00:00 ET 37.30 -42.80 50 995

Source Information

Agency Information
USA bal112021.dat
TOKYO
CMA
HKO
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824
TD9636
TD9635
NEUMANN
MLC

All available IBTrACS Data

SEASON BASIN SUBBASIN ISO_TIME_________ NATURE LAT LON DIST2LAND LANDFALL IFLAG USA AGENCY USA ATCF_ID USA LAT USA LON USA STATUS USA WIND USA PRES USA SSHS USA R34 USA R50 USA POCI USA ROCI USA RMW USA GUST USA SEAHGT USA SEARAD STORM SPEED STORM DIR
Year degrees north degrees east km km degrees north degrees east kts mb 1 nmile nmile mb nmile nmile kts ft nmile kts degrees
2021 NA NA 2021-08-21 18:00:00 NR 11.20 -24.90 892 892 O_____________ nhc_working_bt AL112021 11.20 -24.90 DB 15 -3 21 273
2021 NA NA 21:00:00 NR 11.25 -25.95 991 991 P_____________ AL112021 11.25 -25.95 DB 15 -3 21 273
2021 NA NA 2021-08-22 00:00:00 NR 11.30 -27.00 1097 1097 O_____________ nhc_working_bt AL112021 11.30 -27.00 DB 15 -3 21 273
2021 NA NA 03:00:00 NR 11.37 -28.05 1206 1206 P_____________ AL112021 11.37 -28.05 DB 15 -3 21 276
2021 NA NA 06:00:00 NR 11.50 -29.10 1306 1306 O_____________ nhc_working_bt AL112021 11.50 -29.10 DB 15 -3 21 279
2021 NA NA 09:00:00 NR 11.70 -30.16 1415 1415 P_____________ AL112021 11.70 -30.16 DB 15 -3 21 284
2021 NA NA 12:00:00 NR 12.00 -31.20 1513 1513 O_____________ nhc_working_bt AL112021 12.00 -31.20 DB 15 -3 21 288
2021 NA NA 15:00:00 NR 12.35 -32.22 1612 1612 P_____________ AL112021 12.35 -32.22 DB 15 -3 21 292
2021 NA NA 18:00:00 NR 12.80 -33.20 1709 1709 O_____________ nhc_working_bt AL112021 12.80 -33.20 DB 15 -3 22 298
2021 NA NA 21:00:00 NR 13.35 -34.18 1809 1807 P_____________ AL112021 13.35 -34.18 DB 20 -3 22 303
2021 NA NA 2021-08-23 00:00:00 DS 14.00 -35.10 1898 1898 O_____________ nhc_working_bt AL112021 14.00 -35.10 LO 25 -3 22 309
2021 NA NA 03:00:00 DS 14.73 -35.93 1979 1979 P_____________ AL112021 14.73 -35.93 LO 25 -3 22 314
2021 NA NA 06:00:00 DS 15.50 -36.70 2031 2020 O_____________ nhc_working_bt AL112021 15.50 -36.70 LO 25 -3 21 317
2021 NA NA 09:00:00 DS 16.23 -37.41 2020 2016 P_____________ AL112021 16.23 -37.41 LO 25 -3 21 316
2021 NA NA 12:00:00 DS 17.00 -38.20 2016 2008 O_____________ nhc_working_bt AL112021 17.00 -38.20 LO 25 1009 -3 1012 150 80 24 314
2021 NA NA 15:00:00 DS 17.86 -39.19 2013 2004 P_____________ AL112021 17.86 -39.19 LO 25 1009 -3 1012 150 80 26 310
2021 NA NA 18:00:00 DS 18.70 -40.30 2007 2000 O_____________ nhc_working_bt AL112021 18.70 -40.30 LO 25 1009 -3 1012 150 80 27 306
2021 NA NA 21:00:00 DS 19.43 -41.44 2000 1985 P_____________ AL112021 19.43 -41.44 LO 30 1009 -3 1012 150 80 26 303
2021 NA NA 2021-08-24 00:00:00 NR 20.10 -42.60 1988 1980 O_____________ nhc_working_bt AL112021 20.10 -42.60 DB 35 1010 -3 40, , , 1012 150 80 26 302
2021 NA NA 03:00:00 NR 20.76 -43.75 1988 1982 P_____________ AL112021 20.76 -43.75 DB 35 1010 -3 40, , , 1012 150 60 25 301
2021 NA NA 06:00:00 NR 21.40 -44.90 1993 1988 O_____________ nhc_working_bt AL112021 21.40 -44.90 DB 35 1010 -3 40, , , 1012 150 40 25 300
2021 NA NA 09:00:00 NR 22.01 -46.06 2001 1979 P_____________ AL112021 22.01 -46.06 DB 32 1010 -3 1012 150 40 25 299
2021 NA NA 12:00:00 NR 22.60 -47.20 1971 1874 O_____________ nhc_working_bt AL112021 22.60 -47.20 DB 30 1010 -3 1013 150 40 24 299
2021 NA NA 15:00:00 NR 23.19 -48.33 1874 1787 P_____________ AL112021 23.19 -48.33 DB 30 1010 -3 1013 150 40 23 299
2021 NA NA 18:00:00 NR 23.70 -49.40 1780 1703 O_____________ nhc_working_bt AL112021 23.70 -49.40 DB 30 1010 -3 1013 150 40 21 295
2021 NA NA 21:00:00 NR 24.08 -50.39 1697 1623 P_____________ AL112021 24.08 -50.39 DB 30 1011 -3 1013 135 40 19 292
2021 NA NA 2021-08-25 00:00:00 NR 24.40 -51.30 1623 1562 O_____________ nhc_working_bt AL112021 24.40 -51.30 DB 30 1012 -3 1014 120 40 18 292
2021 NA NA 03:00:00 NR 24.74 -52.19 1552 1499 P_____________ AL112021 24.74 -52.19 DB 30 1012 -3 1015 120 40 17 294
2021 NA NA 06:00:00 NR 25.10 -53.00 1499 1460 O_____________ nhc_working_bt AL112021 25.10 -53.00 DB 30 1012 -3 1016 120 40 16 298
2021 NA NA 09:00:00 NR 25.50 -53.76 1451 1424 P_____________ AL112021 25.50 -53.76 DB 30 1012 -3 1016 120 40 15 302
2021 NA NA 12:00:00 NR 25.90 -54.40 1424 1402 O_____________ nhc_working_bt AL112021 25.90 -54.40 DB 30 1012 -3 1016 120 40 13 304
2021 NA NA 15:00:00 NR 26.21 -54.94 1402 1391 P_____________ AL112021 26.21 -54.94 DB 30 1012 -3 1016 120 40 11 311
2021 NA NA 18:00:00 NR 26.60 -55.30 1398 1397 O_____________ nhc_working_bt AL112021 26.60 -55.30 DB 30 1012 -3 1016 120 40 11 334
2021 NA NA 21:00:00 NR 27.20 -55.47 1426 1426 P_____________ AL112021 27.20 -55.47 DB 30 1013 -3 1016 120 40 13 352
2021 NA NA 2021-08-26 00:00:00 NR 27.90 -55.50 1479 1479 O_____________ nhc_working_bt AL112021 27.90 -55.50 DB 30 1014 -3 1017 120 40 14 358
2021 NA NA 03:00:00 NR 28.59 -55.52 1534 1534 P_____________ AL112021 28.59 -55.52 DB 27 1014 -3 1016 120 40 14 0
2021 NA NA 06:00:00 NR 29.30 -55.50 1591 1591 O_____________ nhc_working_bt AL112021 29.30 -55.50 DB 25 1015 -3 1016 120 40 14 1
2021 NA NA 09:00:00 NR 30.03 -55.51 1649 1649 P_____________ AL112021 30.03 -55.51 DB 25 1014 -3 1016 120 40 14 4
2021 NA NA 12:00:00 NR 30.70 -55.40 1670 1635 O_____________ nhc_working_bt AL112021 30.70 -55.40 DB 25 1014 -3 1017 120 40 13 18
2021 NA NA 15:00:00 NR 31.22 -55.07 1635 1604 P_____________ AL112021 31.22 -55.07 DB 25 1014 -3 1017 120 45 12 34
2021 NA NA 18:00:00 NR 31.70 -54.60 1604 1556 O_____________ nhc_working_bt AL112021 31.70 -54.60 DB 25 1014 -3 1017 120 50 14 39
2021 NA NA 21:00:00 NR 32.30 -54.05 1560 1522 P_____________ AL112021 32.30 -54.05 DB 25 1014 -3 1017 120 50 14 38
2021 NA NA 2021-08-27 00:00:00 NR 32.80 -53.60 1522 1505 O_____________ nhc_working_bt AL112021 32.80 -53.60 DB 25 1014 -3 1017 120 50 9 33
2021 NA NA 03:00:00 NR 33.02 -53.50 1505 1495 P_____________ AL112021 33.02 -53.50 DB 25 1014 -3 1017 120 55 3 14
2021 NA NA 06:00:00 DS 33.10 -53.50 1495 1488 O_____________ nhc_working_bt AL112021 33.10 -53.50 LO 25 1014 -3 1017 120 60 2 37
2021 NA NA 09:00:00 DS 33.18 -53.36 1488 1488 P_____________ AL112021 33.18 -53.36 LO 25 1014 -3 1017 120 60 3 68
2021 NA NA 12:00:00 DS 33.20 -53.20 1491 1491 O_____________ nhc_working_bt AL112021 33.20 -53.20 LO 25 1014 -3 1017 120 60 2 88
2021 NA NA 15:00:00 DS 33.19 -53.09 1491 1491 P_____________ AL112021 33.19 -53.09 LO 25 1014 -3 1017 120 60 2 121
2021 NA NA 18:00:00 DS 33.10 -53.00 1502 1502 O_____________ nhc_working_bt AL112021 33.10 -53.00 LO 25 1014 -3 1017 120 60 3 151
2021 NA NA 21:00:00 DS 32.92 -52.92 1524 1524 P_____________ AL112021 32.92 -52.92 LO 22 1014 -3 1017 120 60 4 157
2021 NA NA 2021-08-28 00:00:00 DS 32.70 -52.80 1547 1547 O_____________ nhc_working_bt AL112021 32.70 -52.80 LO 20 1014 -3 1017 120 60 5 151
2021 NA NA 03:00:00 DS 32.48 -52.63 1570 1570 P_____________ AL112021 32.48 -52.63 LO 20 1014 -3 1017 120 55 5 140
2021 NA NA 06:00:00 DS 32.30 -52.40 1593 1593 O_____________ nhc_working_bt AL112021 32.30 -52.40 LO 20 1014 -3 1017 120 50 5 128
2021 NA NA 09:00:00 DS 32.15 -52.14 1605 1605 P_____________ AL112021 32.15 -52.14 LO 22 1013 -3 1017 120 50 5 111
2021 NA NA 12:00:00 DS 32.10 -51.80 1618 1618 O_____________ nhc_working_bt AL112021 32.10 -51.80 LO 25 1012 -3 1017 120 50 7 90
2021 NA NA 15:00:00 DS 32.16 -51.37 1610 1602 P_____________ AL112021 32.16 -51.37 LO 27 1011 -3 1017 120 50 8 75
2021 NA NA 18:00:00 DS 32.30 -50.90 1603 1594 O_____________ nhc_working_bt AL112021 32.30 -50.90 LO 30 1010 -3 1017 120 50 40 8 68
2021 NA NA 21:00:00 DS 32.45 -50.50 1597 1569 P_____________ AL112021 32.45 -50.50 LO 30 1010 -3 1017 120 50 8 59
2021 NA NA 2021-08-29 00:00:00 TS 32.70 -50.10 1569 1531 O_____________ nhc_working_bt AL112021 32.70 -50.10 TD 30 1010 -1 1017 120 50 11 47
2021 NA NA 03:00:00 TS 33.17 -49.58 1521 1485 P_____________ AL112021 33.11 -49.69 TD 30 1009 -1 1017 120 40 13 42
2021 NA NA 06:00:00 TS 33.64 -49.09 1487 1452 O_____________ nhc_working_bt AL112021 33.60 -49.20 TD 30 1009 -1 1017 120 30 40 12 44
2021 NA NA 09:00:00 TS 34.00 -48.59 1454 1417 P_____________ AL112021 34.00 -48.59 TD 37 1003 0 25,30, , 1013 120 30 14 51
2021 NA NA 12:00:00 TS 34.50 -47.80 1420 1372 O_____________ nhc_working_bt AL112021 34.50 -47.80 TS 45 998 0 50,60, , 1010 120 30 55 19 51
2021 NA NA 15:00:00 TS 35.22 -46.81 1375 1332 P_____________ AL112021 35.22 -46.81 TS 47 996 0 60,75, , 1010 120 27 23 50
2021 NA NA 18:00:00 TS 36.00 -45.60 1336 1323 O_____________ nhc_working_bt AL112021 36.00 -45.60 TS 50 995 0 70,90,40, ,40, , 1010 120 25 60 12 30,80,40, 25 55
2021 NA NA 21:00:00 TS 36.69 -44.24 1327 1322 P_____________ AL112021 36.69 -44.24 TS 50 995 0 70,90,40, ,40, , 1010 120 25 12 30,100,65, 26 60
2021 NA NA 2021-08-30 00:00:00 ET 37.30 -42.80 1341 O_____________ nhc_working_bt AL112021 37.30 -42.80 EX 50 995 -4 70,90,40, ,40, , 1010 120 25 60 12 30,120,90,60 26 62