Site contains unofficial IBTrACS data. Visit the IBTrACS Website to access archived data.

1981 Severe Cyclonic Storm UNNAMED (1981339N11089)


IBTrACS version v04r01. Visit IBTrACS website for data access.
Please direct all questions to the IBTrACS Q and A forum

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

Summary Information

Satellite image near maximum intensity
Storm ID 1981339N11089
Start Dec 5 02Z
Landfall Dec 10 14Z
Max Intensity 75 kt (Dec 9 06Z)
End Dec 10 20Z
ATCF IDs ,IO031981
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 USA WIND TD9636 WIND
days since 1858-11-17 00:00:00 degrees north degrees north
NI 1981-12-05 02:00:00 DS 10.60 88.80 20
NI 03:00:00 DS 10.60 88.50 20
NI 06:00:00 DS 10.80 87.60 20 22
NI 09:00:00 DS 10.80 86.90 23 23
NI 12:00:00 DS 10.80 86.40 25 24
NI 14:00:00 DS 10.80 86.30 25 25
NI 15:00:00 DS 10.70 86.30 25 25
NI 18:00:00 DS 10.60 86.50 25 25
NI 21:00:00 DS 10.30 86.80 25 25
NI 1981-12-06 00:00:00 DS 10.20 87.10 25 25
NI 02:00:00 TS 10.20 87.20 25 25
NI 03:00:00 TS 10.30 87.20 25 25
NI 06:00:00 TS 10.60 87.20 25 27
NI 09:00:00 TS 11.00 87.20 28 28
NI 12:00:00 TS 11.40 87.10 30 29
NI 14:00:00 TS 11.60 87.10 30 30
NI 15:00:00 TS 11.70 87.10 30 30
NI 18:00:00 TS 12.00 87.10 30 32
NI 21:00:00 TS 12.30 87.10 33 33
NI 1981-12-07 00:00:00 TS 12.50 87.00 35 34
NI 02:00:00 TS 12.70 87.00 35 35
NI 03:00:00 TS 12.80 87.00 35 35
NI 06:00:00 TS 13.00 86.90 35 37
NI 09:00:00 TS 13.30 86.90 38 38
NI 12:00:00 TS 13.50 86.80 40 39
NI 14:00:00 TS 13.70 86.70 40 40
NI 15:00:00 TS 13.70 86.70 40 40
NI 18:00:00 TS 13.90 86.60 40 42
NI 21:00:00 TS 14.00 86.50 43 43
NI 1981-12-08 00:00:00 TS 14.10 86.40 45 44
NI 02:00:00 TS 14.20 86.30 47 45
NI 03:00:00 TS 14.30 86.30 48 46
NI 06:00:00 TS 14.50 86.20 50 50
NI 09:00:00 TS 14.70 86.20 55 54
NI 12:00:00 TS 14.90 86.20 60 57
NI 14:00:00 TS 15.10 86.20 62 60
NI 15:00:00 TS 15.20 86.20 63 61
NI 18:00:00 TS 15.50 86.30 65 63
NI 21:00:00 TS 15.70 86.40 68 66
NI 1981-12-09 00:00:00 TS 16.00 86.60 70 68
NI 02:00:00 TS 16.20 86.60 72 70
NI 03:00:00 TS 16.30 86.60 73 70
NI 06:00:00 TS 16.50 86.60 75 72
NI 09:00:00 TS 16.70 86.70 75 73
NI 12:00:00 TS 17.00 86.70 75 74
NI 14:00:00 TS 17.20 86.70 73 75
NI 15:00:00 TS 17.30 86.70 73 74
NI 18:00:00 TS 17.80 86.70 70 70
NI 21:00:00 TS 18.40 86.70 65 66
NI 1981-12-10 00:00:00 TS 19.00 86.80 60 63
NI 02:00:00 TS 19.40 86.80 58 60
NI 03:00:00 TS 19.60 86.80 58 59
NI 06:00:00 TS 20.20 87.00 55 57
NI 09:00:00 TS 20.80 87.40 53 54
NI 12:00:00 TS 21.50 87.90 50 52
NI 14:00:00 TS 21.90 88.20 47 50
NI 15:00:00 TS 22.10 88.40 45 48
NI 18:00:00 TS 22.80 89.10 40 40
NI 20:00:00 TS 23.20 89.70 35

Source Information

Agency Information
USA bio031981.txt
TOKYO
CMA
HKO
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824
TD9636 cons_worldwide_trop_cyclone_18710101-19891231-004:Line=12257
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 WIND USA SSHS TD9636 LAT TD9636 LON TD9636 STAGE TD9636 WIND STORM SPEED STORM DIR
Year days since 1858-11-17 00:00:00 degrees north km km degrees north mb 1 kts mb degrees north degrees north degrees east
1981 NI BB 1981-12-05 02:00:00 DS 10.60 88.80 839 819 ___________O___ -5 10.60 88.80 0 20 17 280
1981 NI BB 03:00:00 DS 10.60 88.50 809 734 ___________P___ -5 10.60 88.50 0 20 17 280
1981 NI BB 06:00:00 DS 10.80 87.60 729 670 O__________P___ jtwc_io IO031981 10.70 87.50 20 -1 10.80 87.70 0 22 16 275
1981 NI BB 09:00:00 DS 10.80 86.90 660 620 P__________P___ IO031981 10.80 86.80 23 -1 10.90 87.00 0 23 12 275
1981 NI BB 12:00:00 DS 10.80 86.40 610 601 O__________P___ jtwc_io IO031981 10.80 86.40 25 -1 10.90 86.50 0 24 7 265
1981 NI BB 14:00:00 DS 10.80 86.30 601 601 P__________O___ IO031981 10.80 86.30 25 -1 10.80 86.30 0 25 3 230
1981 NI BB 15:00:00 DS 10.70 86.30 596 596 P__________P___ IO031981 10.70 86.40 25 -1 10.80 86.30 0 25 4 140
1981 NI BB 18:00:00 DS 10.60 86.50 611 606 O__________P___ jtwc_io IO031981 10.60 86.60 25 -1 10.60 86.40 0 25 6 135
1981 NI BB 21:00:00 DS 10.30 86.80 626 626 P__________P___ IO031981 10.30 86.90 25 -1 10.30 86.70 0 25 7 125
1981 NI BB 1981-12-06 00:00:00 DS 10.20 87.10 651 646 O__________P___ jtwc_io IO031981 10.10 87.10 25 -1 10.20 87.00 0 25 5 110
1981 NI BB 02:00:00 TS 10.20 87.20 661 661 P__________O___ IO031981 10.20 87.20 25 -1 10.20 87.20 1 25 4 55
1981 NI BB 03:00:00 TS 10.30 87.20 666 666 P__________P___ IO031981 10.30 87.20 25 -1 10.30 87.20 1 25 6 5
1981 NI BB 06:00:00 TS 10.60 87.20 680 680 O__________P___ jtwc_io IO031981 10.60 87.20 25 -1 10.50 87.20 1 27 7 360
1981 NI BB 09:00:00 TS 11.00 87.20 699 699 P__________P___ IO031981 11.00 87.20 28 -1 10.90 87.20 1 28 8 355
1981 NI BB 12:00:00 TS 11.40 87.10 709 709 O__________P___ jtwc_io IO031981 11.40 87.10 30 -1 11.30 87.10 1 29 8 355
1981 NI BB 14:00:00 TS 11.60 87.10 720 720 P__________O___ IO031981 11.60 87.10 30 -1 11.60 87.10 1 30 7 360
1981 NI BB 15:00:00 TS 11.70 87.10 725 725 P__________P___ IO031981 11.70 87.10 30 -1 11.70 87.10 1 30 6 355
1981 NI BB 18:00:00 TS 12.00 87.10 729 714 O__________P___ jtwc_io IO031981 12.00 87.10 30 -1 12.00 87.10 1 32 6 355
1981 NI BB 21:00:00 TS 12.30 87.10 706 683 P__________P___ IO031981 12.30 87.10 33 -1 12.30 87.10 1 33 5 350
1981 NI BB 1981-12-07 00:00:00 TS 12.50 87.00 683 668 O__________P___ jtwc_io IO031981 12.50 87.00 35 0 12.50 87.00 1 34 5 350
1981 NI BB 02:00:00 TS 12.70 87.00 668 660 P__________O___ IO031981 12.70 87.00 35 0 12.70 87.00 2 35 5 350
1981 NI BB 03:00:00 TS 12.80 87.00 660 638 P__________P___ IO031981 12.70 86.90 35 0 12.80 87.00 2 35 5 350
1981 NI BB 06:00:00 TS 13.00 86.90 638 617 O__________P___ jtwc_io IO031981 13.00 86.90 35 0 13.10 86.90 2 37 5 350
1981 NI BB 09:00:00 TS 13.30 86.90 617 595 P__________P___ IO031981 13.30 86.90 38 0 13.30 86.80 2 38 5 345
1981 NI BB 12:00:00 TS 13.50 86.80 595 573 O__________P___ jtwc_io IO031981 13.50 86.80 40 0 13.60 86.80 2 39 5 340
1981 NI BB 14:00:00 TS 13.70 86.70 573 573 P__________O___ IO031981 13.70 86.70 40 0 13.70 86.70 2 40 5 335
1981 NI BB 15:00:00 TS 13.70 86.70 573 551 P__________P___ IO031981 13.70 86.70 40 0 13.80 86.70 2 40 4 325
1981 NI BB 18:00:00 TS 13.90 86.60 551 535 O__________P___ jtwc_io IO031981 13.90 86.60 40 0 13.90 86.60 2 42 3 320
1981 NI BB 21:00:00 TS 14.00 86.50 535 520 P__________P___ IO031981 14.00 86.50 43 0 14.00 86.40 2 43 3 315
1981 NI BB 1981-12-08 00:00:00 TS 14.10 86.40 520 504 O__________P___ jtwc_io IO031981 14.10 86.40 45 0 14.10 86.40 2 44 3 325
1981 NI BB 02:00:00 TS 14.20 86.30 504 496 P__________O___ IO031981 14.20 86.30 47 0 14.20 86.30 2 45 4 330
1981 NI BB 03:00:00 TS 14.30 86.30 496 472 P__________P___ IO031981 14.30 86.30 48 0 14.30 86.30 2 46 4 340
1981 NI BB 06:00:00 TS 14.50 86.20 472 456 O__________P___ jtwc_io IO031981 14.50 86.20 50 0 14.50 86.20 2 50 4 345
1981 NI BB 09:00:00 TS 14.70 86.20 456 440 P__________P___ IO031981 14.70 86.20 55 0 14.70 86.20 2 54 4 0
1981 NI BB 12:00:00 TS 14.90 86.20 440 422 O__________P___ jtwc_io IO031981 14.90 86.20 60 0 14.90 86.20 2 57 5 0
1981 NI BB 14:00:00 TS 15.10 86.20 422 412 P__________O___ IO031981 15.10 86.20 62 0 15.10 86.20 4 60 6 5
1981 NI BB 15:00:00 TS 15.20 86.20 412 391 P__________P___ IO031981 15.20 86.20 63 0 15.20 86.20 4 61 6 15
1981 NI BB 18:00:00 TS 15.50 86.30 391 380 O__________P___ jtwc_io IO031981 15.50 86.30 65 1 15.50 86.30 4 63 6 20
1981 NI BB 21:00:00 TS 15.70 86.40 380 362 P__________P___ IO031981 15.80 86.50 68 1 15.70 86.40 4 66 6 25
1981 NI BB 1981-12-09 00:00:00 TS 16.00 86.60 369 354 O__________P___ jtwc_io IO031981 16.00 86.60 70 1 16.00 86.50 4 68 6 20
1981 NI BB 02:00:00 TS 16.20 86.60 354 354 P__________O___ IO031981 16.20 86.60 72 1 16.20 86.60 4 70 5 10
1981 NI BB 03:00:00 TS 16.30 86.60 346 331 P__________P___ IO031981 16.20 86.60 73 1 16.30 86.60 4 70 5 0
1981 NI BB 06:00:00 TS 16.50 86.60 331 323 O__________P___ jtwc_io IO031981 16.50 86.60 75 1 16.50 86.70 4 72 5 5
1981 NI BB 09:00:00 TS 16.70 86.70 323 299 P__________P___ IO031981 16.70 86.60 75 1 16.70 86.70 4 73 5 10
1981 NI BB 12:00:00 TS 17.00 86.70 299 285 O__________P___ jtwc_io IO031981 17.00 86.70 75 1 17.00 86.70 4 74 6 5
1981 NI BB 14:00:00 TS 17.20 86.70 285 278 P__________O___ IO031981 17.20 86.70 73 1 17.20 86.70 4 75 7 5
1981 NI BB 15:00:00 TS 17.30 86.70 278 242 P__________P___ IO031981 17.30 86.70 73 1 17.30 86.70 4 74 9 0
1981 NI BB 18:00:00 TS 17.80 86.70 242 189 O__________P___ jtwc_io IO031981 17.80 86.70 70 1 17.80 86.70 4 70 10 360
1981 NI BB 21:00:00 TS 18.40 86.70 179 119 P__________P___ IO031981 18.40 86.70 65 1 18.40 86.70 4 66 12 5
1981 NI BB 1981-12-10 00:00:00 TS 19.00 86.80 119 79 O__________P___ jtwc_io IO031981 19.00 86.80 60 0 19.00 86.70 4 63 12 5
1981 NI BB 02:00:00 TS 19.40 86.80 79 61 P__________O___ IO031981 19.40 86.80 58 0 19.40 86.80 4 60 12 10
1981 NI BB 03:00:00 TS 19.60 86.80 61 33 P__________P___ IO031981 19.60 86.80 58 0 19.60 86.80 4 59 13 15
1981 NI BB 06:00:00 TS 20.20 87.00 33 23 O__________P___ jtwc_io IO031981 20.20 87.00 55 0 20.20 87.10 4 57 13 20
1981 NI BB 09:00:00 TS 20.80 87.40 41 33 P__________P___ IO031981 20.80 87.40 53 0 20.80 87.40 4 54 15 30
1981 NI BB 12:00:00 TS 21.50 87.90 24 0 O__________P___ jtwc_io IO031981 21.50 87.90 50 0 21.50 87.80 4 52 16 35
1981 NI BB 14:00:00 TS 21.90 88.20 0 0 P__________O___ IO031981 21.90 88.30 47 0 21.90 88.20 4 50 17 40
1981 NI BB 15:00:00 TS 22.10 88.40 0 0 P__________P___ IO031981 22.20 88.50 45 0 22.10 88.40 4 48 18 45
1981 NI BB 18:00:00 TS 22.80 89.10 0 0 O__________P___ jtwc_io IO031981 22.80 89.10 40 0 22.80 89.20 4 40 19 45
1981 NI BB 20:00:00 TS 23.20 89.70 0 ___________O___ IO031981 -5 23.20 89.70 2 35 20 50