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1970 Tropical Storm GRETCHEN (1970196N15252)


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

Summary Information

Storm ID 1970196N15252
Start Jul 14 12Z
Max Intensity 45 kt (Jul 15 12Z)
End Jul 21 12Z
ATCF IDs EP061970
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 WMO PRES USA WIND USA PRES DS824 WIND DS824 PRES
days since 1858-11-17 00:00:00 degrees north degrees east kts kts degrees north degrees east
EP 1970-07-14 12:00:00 TS 15.10 -107.70 25 25 25
EP 15:00:00 TS 15.20 -108.40 28 28
EP 18:00:00 TS 15.40 -109.10 30 30 30
EP 21:00:00 TS 15.60 -109.80 35 35
EP 1970-07-15 00:00:00 TS 15.80 -110.50 40 40 40
EP 03:00:00 TS 16.00 -111.00 40 40
EP 06:00:00 TS 16.30 -111.50 40 40 40
EP 09:00:00 TS 16.50 -112.10 43 43
EP 12:00:00 TS 16.70 -112.60 45 45 45
EP 15:00:00 TS 16.80 -113.00 45 45
EP 18:00:00 TS 16.80 -113.40 45 1009 45 1009 45 1009
EP 21:00:00 TS 16.80 -113.80 45 45
EP 1970-07-16 00:00:00 TS 16.70 -114.20 45 45 45
EP 03:00:00 TS 16.70 -114.50 45 45
EP 06:00:00 TS 16.60 -114.80 45 45 45
EP 09:00:00 TS 16.50 -115.10 45 45
EP 12:00:00 TS 16.50 -115.40 45 45 45
EP 15:00:00 TS 16.50 -115.60 45 45
EP 18:00:00 TS 16.50 -115.80 45 45 45
EP 21:00:00 TS 16.50 -116.00 45 45
EP 1970-07-17 00:00:00 TS 16.60 -116.20 45 45 45
EP 03:00:00 TS 16.80 -116.30 45 45
EP 06:00:00 TS 17.00 -116.40 45 45 45
EP 09:00:00 TS 17.20 -116.60 45 45
EP 12:00:00 TS 17.30 -116.70 45 45 45
EP 15:00:00 TS 17.40 -116.90 45 45
EP 18:00:00 TS 17.40 -117.00 45 45 45
EP 21:00:00 TS 17.50 -117.10 45 45
EP 1970-07-18 00:00:00 TS 17.60 -117.20 45 45 45
EP 03:00:00 TS 17.70 -117.30 45 45
EP 06:00:00 TS 17.80 -117.40 45 45 45
EP 09:00:00 TS 17.90 -117.60 45 45
EP 12:00:00 TS 17.90 -117.70 45 45 45
EP 15:00:00 TS 17.90 -117.80 43 43
EP 18:00:00 TS 18.00 -117.90 40 40 40
EP 21:00:00 TS 18.10 -118.10 40 40
EP 1970-07-19 00:00:00 TS 18.20 -118.20 40 40 40
EP 03:00:00 TS 18.30 -118.30 40 40
EP 06:00:00 TS 18.30 -118.40 40 40 40
EP 09:00:00 TS 18.40 -118.50 40 40
EP 12:00:00 TS 18.50 -118.60 40 40 40
EP 15:00:00 TS 18.60 -118.70 40 40
EP 18:00:00 TS 18.60 -118.70 40 40 40
EP 21:00:00 TS 18.60 -118.80 38 38
EP 1970-07-20 00:00:00 TS 18.70 -118.90 35 35 35
EP 03:00:00 TS 18.80 -119.00 35 35
EP 06:00:00 TS 18.90 -119.20 35 35 35
EP 09:00:00 TS 18.90 -119.40 33 33
EP 12:00:00 MX 18.90 -119.60 30 30 30
EP 15:00:00 MX 18.90 -119.80 28 28
EP 18:00:00 MX 18.80 -120.00 25 25 25
EP 21:00:00 MX 18.80 -120.20 25 25
EP 1970-07-21 00:00:00 MX 18.70 -120.40 25 25 25
EP 03:00:00 MX 18.70 -120.60 25 25
EP 06:00:00 MX 18.60 -120.80 25 25 25
EP 09:00:00 MX 18.50 -121.00 25 25
EP 12:00:00 MX 18.40 -121.30 25 25 25

Source Information

Agency Information
USA hurdat2-nepac-1949-2023-042624.txt:Line=4213:GRETCHEN
TOKYO
CMA
HKO
NEWDELHI
REUNION
BOM
NADI
WELLINGTON
DS824 e_npac.dat:215:GRETCHEN
TD9636 cons_worldwide_trop_cyclone_18710101-19891231-002:Line=2168
TD9635
NEUMANN
MLC

All available IBTrACS Data

SEASON BASIN SUBBASIN ISO_TIME_________ NATURE LAT LON WMO WIND WMO PRES WMO AGENCY DIST2LAND LANDFALL IFLAG USA AGENCY USA ATCF_ID USA LAT USA LON USA STATUS USA WIND USA PRES USA SSHS DS824 LAT DS824 LON DS824 STAGE DS824 WIND DS824 PRES TD9636 LAT TD9636 LON TD9636 STAGE STORM SPEED STORM DIR
Year days since 1858-11-17 00:00:00 degrees north degrees east kts mb km km degrees north kts mb nmile degrees north degrees east 1 kts mb degrees north degrees east
1970 EP MM 1970-07-14 12:00:00 TS 15.10 -107.70 25 hurdat_epa 552 552 O_________OO___ hurdat_epa EP061970 15.10 -107.70 TD 25 -1 15.10 -107.70 TC 25 15.10 -107.70 1 14 280
1970 EP MM 15:00:00 TS 15.20 -108.40 588 580 P_________PP___ EP061970 15.20 -108.40 TD 28 -1 15.20 -108.40 TC 28 15.30 -108.40 1 14 285
1970 EP MM 18:00:00 TS 15.40 -109.10 30 hurdat_epa 623 623 O_________OP___ hurdat_epa EP061970 15.40 -109.10 TD 30 -1 15.40 -109.10 TC 30 15.40 -109.20 1 14 285
1970 EP MM 21:00:00 TS 15.60 -109.80 661 661 P_________PP___ EP061970 15.60 -109.80 TD 35 0 15.60 -109.80 TC 35 15.60 -109.90 1 14 285
1970 EP MM 1970-07-15 00:00:00 TS 15.80 -110.50 40 hurdat_epa 702 702 O_________OO___ hurdat_epa EP061970 15.80 -110.50 TS 40 0 15.80 -110.50 TC 40 15.80 -110.50 2 12 290
1970 EP MM 03:00:00 TS 16.00 -111.00 731 731 P_________PP___ EP061970 16.00 -111.00 TS 40 0 16.00 -111.00 TC 40 16.00 -111.10 2 11 295
1970 EP MM 06:00:00 TS 16.30 -111.50 40 hurdat_epa 754 742 O_________OP___ hurdat_epa EP061970 16.30 -111.50 TS 40 0 16.30 -111.50 TC 40 16.30 -111.60 2 11 295
1970 EP MM 09:00:00 TS 16.50 -112.10 748 737 P_________PP___ EP061970 16.50 -112.10 TS 43 0 16.50 -112.10 TC 43 16.50 -112.10 2 11 290
1970 EP MM 12:00:00 TS 16.70 -112.60 45 hurdat_epa 744 742 O_________OO___ hurdat_epa EP061970 16.70 -112.60 TS 45 0 16.70 -112.60 TC 45 16.70 -112.60 2 9 285
1970 EP MM 15:00:00 TS 16.80 -113.00 750 750 P_________PP___ EP061970 16.80 -113.00 TS 45 0 16.80 -113.00 TC 45 16.80 -113.10 2 8 275
1970 EP MM 18:00:00 TS 16.80 -113.40 45 1009 hurdat_epa 769 769 O_________OP___ hurdat_epa EP061970 16.80 -113.40 TS 45 1009 0 16.80 -113.40 TC 45 1009 16.80 -113.50 2 8 270
1970 EP MM 21:00:00 TS 16.80 -113.80 789 789 P_________PP___ EP061970 16.80 -113.80 TS 45 0 16.80 -113.80 TC 45 16.80 -113.80 2 8 265
1970 EP MM 1970-07-16 00:00:00 TS 16.70 -114.20 45 hurdat_epa 820 820 O_________OO___ hurdat_epa EP061970 16.70 -114.20 TS 45 0 16.70 -114.20 TC 45 16.70 -114.20 2 7 260
1970 EP MM 03:00:00 TS 16.70 -114.50 837 837 P_________PP___ EP061970 16.60 -114.50 TS 45 0 16.60 -114.50 TC 45 16.70 -114.50 2 6 260
1970 EP MM 06:00:00 TS 16.60 -114.80 45 hurdat_epa 865 865 O_________OP___ hurdat_epa EP061970 16.60 -114.80 TS 45 0 16.60 -114.80 TC 45 16.60 -114.90 2 6 260
1970 EP MM 09:00:00 TS 16.50 -115.10 892 892 P_________PP___ EP061970 16.50 -115.10 TS 45 0 16.50 -115.10 TC 45 16.50 -115.10 2 6 260
1970 EP MM 12:00:00 TS 16.50 -115.40 45 hurdat_epa 911 911 O_________OO___ hurdat_epa EP061970 16.50 -115.40 TS 45 0 16.50 -115.40 TC 45 16.50 -115.40 2 5 265
1970 EP MM 15:00:00 TS 16.50 -115.60 924 924 P_________PP___ EP061970 16.50 -115.60 TS 45 0 16.50 -115.60 TC 45 16.50 -115.60 2 4 270
1970 EP MM 18:00:00 TS 16.50 -115.80 45 hurdat_epa 938 938 O_________OP___ hurdat_epa EP061970 16.50 -115.80 TS 45 0 16.50 -115.80 TC 45 16.50 -115.90 2 4 275
1970 EP MM 21:00:00 TS 16.50 -116.00 952 950 P_________PP___ EP061970 16.50 -116.00 TS 45 0 16.50 -116.00 TC 45 16.50 -116.00 2 4 285
1970 EP MM 1970-07-17 00:00:00 TS 16.60 -116.20 45 hurdat_epa 957 948 O_________OO___ hurdat_epa EP061970 16.60 -116.20 TS 45 0 16.60 -116.20 TC 45 16.60 -116.20 2 4 310
1970 EP MM 03:00:00 TS 16.80 -116.30 948 939 P_________PP___ EP061970 16.80 -116.30 TS 45 0 16.80 -116.30 TC 45 16.70 -116.30 2 4 330
1970 EP MM 06:00:00 TS 17.00 -116.40 45 hurdat_epa 939 930 O_________OP___ hurdat_epa EP061970 17.00 -116.40 TS 45 0 17.00 -116.40 TC 45 16.90 -116.50 2 4 330
1970 EP MM 09:00:00 TS 17.20 -116.60 938 930 P_________PP___ EP061970 17.20 -116.50 TS 45 0 17.20 -116.50 TC 45 17.10 -116.60 2 4 320
1970 EP MM 12:00:00 TS 17.30 -116.70 45 hurdat_epa 938 938 O_________OO___ hurdat_epa EP061970 17.30 -116.70 TS 45 0 17.30 -116.70 TC 45 17.30 -116.70 2 4 305
1970 EP MM 15:00:00 TS 17.40 -116.90 946 946 P_________PP___ EP061970 17.40 -116.90 TS 45 0 17.40 -116.90 TC 45 17.40 -116.80 2 3 295
1970 EP MM 18:00:00 TS 17.40 -117.00 45 hurdat_epa 954 947 O_________OP___ hurdat_epa EP061970 17.40 -117.00 TS 45 0 17.40 -117.00 TC 45 17.50 -117.00 2 3 300
1970 EP MM 21:00:00 TS 17.50 -117.10 955 953 P_________PP___ EP061970 17.50 -117.10 TS 45 0 17.50 -117.10 TC 45 17.50 -117.10 2 3 310
1970 EP MM 1970-07-18 00:00:00 TS 17.60 -117.20 45 hurdat_epa 953 944 O_________OO___ hurdat_epa EP061970 17.60 -117.20 TS 45 0 17.60 -117.20 TC 45 17.60 -117.20 2 3 315
1970 EP MM 03:00:00 TS 17.70 -117.30 950 946 P_________PP___ EP061970 17.70 -117.30 TS 45 0 17.70 -117.30 TC 45 17.70 -117.30 2 3 315
1970 EP MM 06:00:00 TS 17.80 -117.40 45 hurdat_epa 946 946 O_________OP___ hurdat_epa EP061970 17.80 -117.40 TS 45 0 17.80 -117.40 TC 45 17.70 -117.50 2 3 300
1970 EP MM 09:00:00 TS 17.90 -117.60 949 949 P_________PP___ EP061970 17.90 -117.60 TS 45 0 17.90 -117.60 TC 45 17.80 -117.60 2 3 290
1970 EP MM 12:00:00 TS 17.90 -117.70 45 hurdat_epa 956 956 O_________OO___ hurdat_epa EP061970 17.90 -117.70 TS 45 0 17.90 -117.70 TC 45 17.90 -117.70 2 3 290
1970 EP MM 15:00:00 TS 17.90 -117.80 962 953 P_________PP___ EP061970 17.90 -117.80 TS 43 0 17.90 -117.80 TC 43 18.00 -117.80 2 2 300
1970 EP MM 18:00:00 TS 18.00 -117.90 40 hurdat_epa 959 957 O_________OP___ hurdat_epa EP061970 18.00 -117.90 TS 40 0 18.00 -117.90 TC 40 18.00 -118.00 2 3 305
1970 EP MM 21:00:00 TS 18.10 -118.10 964 955 P_________PP___ EP061970 18.10 -118.00 TS 40 0 18.10 -118.00 TC 40 18.10 -118.10 2 3 305
1970 EP MM 1970-07-19 00:00:00 TS 18.20 -118.20 40 hurdat_epa 962 960 O_________OO___ hurdat_epa EP061970 18.20 -118.20 TS 40 0 18.20 -118.20 TC 40 18.20 -118.20 2 3 300
1970 EP MM 03:00:00 TS 18.30 -118.30 960 960 P_________PP___ EP061970 18.20 -118.30 TS 40 0 18.20 -118.30 TC 40 18.30 -118.30 2 2 300
1970 EP MM 06:00:00 TS 18.30 -118.40 40 hurdat_epa 967 959 O_________OP___ hurdat_epa EP061970 18.30 -118.40 TS 40 0 18.30 -118.40 TC 40 18.40 -118.40 2 2 310
1970 EP MM 09:00:00 TS 18.40 -118.50 966 964 P_________PP___ EP061970 18.40 -118.50 TS 40 0 18.40 -118.50 TC 40 18.40 -118.50 2 3 315
1970 EP MM 12:00:00 TS 18.50 -118.60 40 hurdat_epa 964 956 O_________OO___ hurdat_epa EP061970 18.50 -118.60 TS 40 0 18.50 -118.60 TC 40 18.50 -118.60 2 2 315
1970 EP MM 15:00:00 TS 18.60 -118.70 964 964 P_________PP___ EP061970 18.60 -118.70 TS 40 0 18.60 -118.70 TC 40 18.60 -118.70 2 1 315
1970 EP MM 18:00:00 TS 18.60 -118.70 40 hurdat_epa 964 964 O_________OP___ hurdat_epa EP061970 18.60 -118.70 TS 40 0 18.60 -118.70 TC 40 18.60 -118.70 2 2 305
1970 EP MM 21:00:00 TS 18.60 -118.80 971 963 P_________PP___ EP061970 18.60 -118.80 TS 38 0 18.60 -118.80 TC 38 18.70 -118.80 2 2 300
1970 EP MM 1970-07-20 00:00:00 TS 18.70 -118.90 35 hurdat_epa 970 970 O_________OO___ hurdat_epa EP061970 18.70 -118.90 TS 35 0 18.70 -118.90 TC 35 18.70 -118.90 2 3 305
1970 EP MM 03:00:00 TS 18.80 -119.00 970 970 P_________PP___ EP061970 18.80 -119.00 TS 35 0 18.80 -119.00 TC 35 18.80 -119.00 2 3 305
1970 EP MM 06:00:00 TS 18.90 -119.20 35 hurdat_epa 977 977 O_________OP___ hurdat_epa EP061970 18.90 -119.20 TS 35 0 18.90 -119.20 TC 35 18.80 -119.20 2 4 290
1970 EP MM 09:00:00 TS 18.90 -119.40 993 993 P_________PP___ EP061970 18.90 -119.40 TS 33 -1 18.90 -119.40 TC 33 18.90 -119.40 2 4 270
1970 EP MM 12:00:00 MX 18.90 -119.60 30 hurdat_epa 1008 1008 O_________OO___ hurdat_epa EP061970 18.90 -119.60 TD 30 -1 18.90 -119.60 TC 30 18.90 -119.60 6 4 260
1970 EP MM 15:00:00 MX 18.90 -119.80 1024 1024 P_________PP___ EP061970 18.90 -119.80 TD 28 -1 18.90 -119.80 TC 28 18.90 -119.80 6 4 255
1970 EP MM 18:00:00 MX 18.80 -120.00 25 hurdat_epa 1047 1047 O_________OP___ hurdat_epa EP061970 18.80 -120.00 TD 25 -1 18.80 -120.00 TC 25 18.80 -120.00 6 4 255
1970 EP MM 21:00:00 MX 18.80 -120.20 1063 1063 P_________PP___ EP061970 18.70 -120.20 TD 25 -1 18.70 -120.20 TC 25 18.80 -120.20 6 4 255
1970 EP MM 1970-07-21 00:00:00 MX 18.70 -120.40 25 hurdat_epa 1086 1086 O_________OO___ hurdat_epa EP061970 18.70 -120.40 TD 25 -1 18.70 -120.40 TC 25 18.70 -120.40 6 4 255
1970 EP MM 03:00:00 MX 18.70 -120.60 1102 1102 P_________PP___ EP061970 18.70 -120.60 TD 25 -1 18.70 -120.60 TC 25 18.60 -120.60 6 4 255
1970 EP MM 06:00:00 MX 18.60 -120.80 25 hurdat_epa 1126 1126 O_________OP___ hurdat_epa EP061970 18.60 -120.80 TD 25 -1 18.60 -120.80 TC 25 18.60 -120.80 6 5 250
1970 EP MM 09:00:00 MX 18.50 -121.00 1149 1149 P_________PP___ EP061970 18.50 -121.00 TD 25 -1 18.50 -121.00 TC 25 18.50 -121.10 6 5 250
1970 EP MM 12:00:00 MX 18.40 -121.30 25 hurdat_epa 1181 O_________OO___ hurdat_epa EP061970 18.40 -121.30 TD 25 -1 18.40 -121.30 TC 25 18.40 -121.30 6 5 245