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1977 Hurricane FLORENCE (1977264N14236)


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

Summary Information

Storm ID 1977264N14236
Start Sep 20 12Z
Max Intensity 90 kt (Sep 22 18Z)
End Sep 24 12Z
ATCF IDs EP061977
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 WIND USA WIND DS824 WIND TD9636 WIND
degrees north degrees east kts kts kts kts
EP 1977-09-20 12:00:00 TS 13.90 -124.20 25 25 25
EP 15:00:00 TS 13.99 -124.22 25 25
EP 18:00:00 TS 14.08 -124.29 25 25 25 25
EP 21:00:00 TS 14.24 -124.50 30 30 27
EP 1977-09-21 00:00:00 TS 14.40 -124.80 35 35 35 30
EP 03:00:00 TS 14.51 -125.13 37 37 30
EP 06:00:00 TS 14.61 -125.50 40 40 40 30
EP 09:00:00 TS 14.76 -125.91 42 42 30
EP 12:00:00 TS 14.90 -126.30 45 45 45 30
EP 15:00:00 TS 14.99 -126.62 50 50 38
EP 18:00:00 TS 15.14 -126.95 55 55 55 47
EP 21:00:00 TS 15.44 -127.41 60 60 56
EP 1977-09-22 00:00:00 TS 15.80 -127.80 65 65 65 65
EP 03:00:00 TS 16.09 -128.03 67 67 67
EP 06:00:00 TS 16.40 -128.07 70 70 70 70
EP 09:00:00 TS 16.79 -127.94 75 75 72
EP 12:00:00 TS 17.20 -127.70 80 80 80 75
EP 15:00:00 TS 17.52 -127.52 85 85 78
EP 18:00:00 TS 17.96 -127.27 90 90 90 82
EP 21:00:00 TS 18.65 -126.86 85 85 86
EP 1977-09-23 00:00:00 TS 19.50 -126.40 80 80 80 90
EP 03:00:00 TS 20.37 -126.00 75 75 82
EP 06:00:00 TS 21.30 -125.61 70 70 70 75
EP 09:00:00 TS 22.27 -125.22 65 65 67
EP 12:00:00 TS 23.20 -124.80 60 60 60 60
EP 15:00:00 TS 24.04 -124.32 47 47 52
EP 18:00:00 TS 24.80 -123.81 35 35 35 45
EP 21:00:00 TS 25.55 -123.26 30 30 37
EP 1977-09-24 00:00:00 TS 26.20 -122.80 25 25 25 30
EP 03:00:00 TS 26.73 -122.59 25 25
EP 06:00:00 TS 27.10 -122.50 25 25 25
EP 09:00:00 TS 27.30 -122.41 25 25
EP 12:00:00 ET 27.40 -122.30 25 25 25

Source Information

Agency Information
USA hurdat2-nepac-1949-2021-042022.txt:Line=7181:FLORENCE
TOKYO
CMA
HKO
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824 e_npac.dat:328:FLORENCE
TD9636 cons_worldwide_trop_cyclone_18710101-19891231-002:Line=3714
TD9635
NEUMANN
MLC

All available IBTrACS Data

SEASON BASIN SUBBASIN ISO_TIME_________ NATURE LAT LON WMO WIND WMO AGENCY DIST2LAND LANDFALL IFLAG USA AGENCY USA ATCF_ID USA LAT USA LON USA STATUS USA WIND USA SSHS DS824 LAT DS824 LON DS824 STAGE DS824 WIND TD9636 LAT TD9636 LON TD9636 STAGE TD9636 WIND STORM SPEED STORM DIR
Year degrees north degrees east kts km km degrees north degrees east kts 1 degrees north degrees east kts degrees north degrees east kts kts degrees
1977 EP MM 1977-09-20 12:00:00 TS 13.90 -124.20 25 hurdat_epa 1750 1742 O________O____ hurdat_epa EP061977 13.90 -124.20 TD 25 -1 13.90 -124.20 TC 25 2 351
1977 EP MM 15:00:00 TS 13.99 -124.22 1742 1742 P________P____ EP061977 13.99 -124.22 TD 25 -1 13.99 -124.22 TC 25 2 334
1977 EP MM 18:00:00 TS 14.08 -124.29 25 hurdat_epa 1742 1741 O________OO___ hurdat_epa EP061977 14.10 -124.30 TD 25 -1 14.10 -124.30 TC 25 13.90 -124.20 1 25 4 312
1977 EP MM 21:00:00 TS 14.24 -124.50 1749 1741 P________PP___ EP061977 14.25 -124.50 TD 30 -1 14.25 -124.50 TC 30 14.17 -124.49 1 27 6 303
1977 EP MM 1977-09-21 00:00:00 TS 14.40 -124.80 35 hurdat_epa 1757 1757 O________OO___ hurdat_epa EP061977 14.40 -124.80 TS 35 0 14.40 -124.80 TC 35 14.40 -124.80 1 30 7 294
1977 EP MM 03:00:00 TS 14.51 -125.13 1773 1773 P________PP___ EP061977 14.50 -125.13 TS 37 0 14.50 -125.13 TC 37 14.56 -125.15 1 30 7 287
1977 EP MM 06:00:00 TS 14.61 -125.50 40 hurdat_epa 1797 1797 O________OP___ hurdat_epa EP061977 14.60 -125.50 TS 40 0 14.60 -125.50 TC 40 14.67 -125.52 1 30 8 288
1977 EP MM 09:00:00 TS 14.76 -125.91 1815 1815 P________PP___ EP061977 14.75 -125.91 TS 42 0 14.75 -125.91 TC 42 14.78 -125.91 1 30 8 290
1977 EP MM 12:00:00 TS 14.90 -126.30 45 hurdat_epa 1841 1841 O________OO___ hurdat_epa EP061977 14.90 -126.30 TS 45 0 14.90 -126.30 TC 45 14.90 -126.30 1 30 7 289
1977 EP MM 15:00:00 TS 14.99 -126.62 1857 1857 P________PP___ EP061977 14.97 -126.59 TS 50 0 14.97 -126.59 TC 50 15.08 -126.74 1 38 7 291
1977 EP MM 18:00:00 TS 15.14 -126.95 55 hurdat_epa 1875 1865 O________OP___ hurdat_epa EP061977 15.10 -126.90 TS 55 0 15.10 -126.90 TC 55 15.28 -127.17 1 47 9 301
1977 EP MM 21:00:00 TS 15.44 -127.41 1877 1868 P________PP___ EP061977 15.42 -127.37 TS 60 0 15.42 -127.37 TC 60 15.52 -127.54 1 56 11 309
1977 EP MM 1977-09-22 00:00:00 TS 15.80 -127.80 65 hurdat_epa 1872 1862 O________OO___ hurdat_epa EP061977 15.80 -127.80 HU 65 1 15.80 -127.80 TC 65 15.80 -127.80 4 65 9 317
1977 EP MM 03:00:00 TS 16.09 -128.03 1862 1845 P________PP___ EP061977 16.09 -128.05 HU 67 1 16.09 -128.05 TC 67 16.08 -127.94 4 67 7 336
1977 EP MM 06:00:00 TS 16.40 -128.07 70 hurdat_epa 1845 1799 O________OP___ hurdat_epa EP061977 16.40 -128.10 HU 70 1 16.40 -128.10 TC 70 16.39 -127.96 4 70 7 7
1977 EP MM 09:00:00 TS 16.79 -127.94 1799 1752 P________PP___ EP061977 16.79 -127.95 HU 75 1 16.79 -127.95 TC 75 16.76 -127.88 4 72 9 24
1977 EP MM 12:00:00 TS 17.20 -127.70 80 hurdat_epa 1752 1713 O________OO___ hurdat_epa EP061977 17.20 -127.70 HU 80 1 17.20 -127.70 TC 80 17.20 -127.70 4 75 8 28
1977 EP MM 15:00:00 TS 17.52 -127.52 1713 1667 P________PP___ EP061977 17.49 -127.54 HU 85 2 17.49 -127.54 TC 85 17.65 -127.47 4 78 9 28
1977 EP MM 18:00:00 TS 17.96 -127.27 90 hurdat_epa 1660 1583 O________OP___ hurdat_epa EP061977 17.90 -127.30 HU 90 2 17.90 -127.30 TC 90 18.18 -127.16 4 82 13 29
1977 EP MM 21:00:00 TS 18.65 -126.86 1576 1477 P________PP___ EP061977 18.62 -126.88 HU 85 2 18.62 -126.88 TC 85 18.79 -126.79 4 86 18 28
1977 EP MM 1977-09-23 00:00:00 TS 19.50 -126.40 80 hurdat_epa 1477 1388 O________OO___ hurdat_epa EP061977 19.50 -126.40 HU 80 1 19.50 -126.40 TC 80 19.50 -126.40 4 90 19 25
1977 EP MM 03:00:00 TS 20.37 -126.00 1381 1294 P________PP___ EP061977 20.38 -125.99 HU 75 1 20.38 -125.99 TC 75 20.35 -126.04 4 82 20 22
1977 EP MM 06:00:00 TS 21.30 -125.61 70 hurdat_epa 1287 1196 O________OP___ hurdat_epa EP061977 21.30 -125.60 HU 70 1 21.30 -125.60 TC 70 21.30 -125.65 4 75 20 21
1977 EP MM 09:00:00 TS 22.27 -125.22 1190 1103 P________PP___ EP061977 22.26 -125.21 HU 65 1 22.26 -125.21 TC 65 22.27 -125.24 4 67 21 22
1977 EP MM 12:00:00 TS 23.20 -124.80 60 hurdat_epa 1103 1017 O________OO___ hurdat_epa EP061977 23.20 -124.80 TS 60 0 23.20 -124.80 TC 60 23.20 -124.80 2 60 20 25
1977 EP MM 15:00:00 TS 24.04 -124.32 1017 934 P________PP___ EP061977 24.04 -124.31 TS 47 0 24.04 -124.31 TC 47 24.04 -124.33 2 52 18 30
1977 EP MM 18:00:00 TS 24.80 -123.81 35 hurdat_epa 934 860 O________OP___ hurdat_epa EP061977 24.80 -123.80 TS 35 0 24.80 -123.80 TC 35 24.81 -123.84 2 45 18 33
1977 EP MM 21:00:00 TS 25.55 -123.26 860 790 P________PP___ EP061977 25.55 -123.25 TS 30 -1 25.55 -123.25 TC 30 25.52 -123.32 2 37 17 33
1977 EP MM 1977-09-24 00:00:00 TS 26.20 -122.80 25 hurdat_epa 790 754 O________OO___ hurdat_epa EP061977 26.20 -122.80 TD 25 -1 26.20 -122.80 TC 25 26.20 -122.80 1 30 13 27
1977 EP MM 03:00:00 TS 26.73 -122.59 754 724 P________P____ EP061977 26.73 -122.59 TD 25 -1 26.73 -122.59 TC 25 1 9 17
1977 EP MM 06:00:00 TS 27.10 -122.50 25 hurdat_epa 724 705 O________O____ hurdat_epa EP061977 27.10 -122.50 TD 25 -1 27.10 -122.50 TC 25 1 6 16
1977 EP MM 09:00:00 TS 27.30 -122.41 705 692 P________P____ EP061977 27.30 -122.41 TD 25 -1 27.30 -122.41 TC 25 1 3 30
1977 EP MM 12:00:00 ET 27.40 -122.30 25 hurdat_epa 692 O________O____ hurdat_epa EP061977 27.40 -122.30 ET 25 -4 27.40 -122.30 25 3 44