Typhoon TracksHome › Western North Pacific 1971
Thelma (1971, Western North Pacific)
Lowest pressure994 hPa
This is an archive, not a forecast or warning. For current storms follow your national meteorological service.
Peak wind–10-min
Duration9.5 days1971-03-15 – 1971-03-24
Strength rank in 197133 / 36by lowest pressure
All-time rank1674 / 19431951–2025
Central pressure over time (hPa)
Compared with other 1971 storms (lowest pressure)
990 hPa
990 hPa
990 hPa
990 hPa
992 hPa
994 hPa
995 hPa
1000 hPa
1000 hPa
Bar length = depth below 1013 hPa (longer = stronger).
6-hourly track (UTC)
| Time | Lat | Lon | Wind kt | hPa |
|---|---|---|---|---|
| 1971-03-15 00:00 | 5.7 | 133.8 | – | – |
| 1971-03-15 06:00 | 6.4 | 133.7 | – | – |
| 1971-03-15 12:00 | 7.1 | 133.5 | – | – |
| 1971-03-15 18:00 | 7.9 | 133.2 | – | – |
| 1971-03-16 00:00 | 9.1 | 133.0 | – | 1,004 |
| 1971-03-16 06:00 | 10.0 | 132.5 | – | 1,002 |
| 1971-03-16 12:00 | 10.5 | 131.8 | – | 1,002 |
| 1971-03-16 18:00 | 10.7 | 130.9 | – | 1,002 |
| 1971-03-17 00:00 | 10.9 | 129.6 | – | 1,004 |
| 1971-03-17 06:00 | 10.8 | 129.4 | – | 1,002 |
| 1971-03-17 12:00 | 10.5 | 129.4 | – | 1,002 |
| 1971-03-17 18:00 | 10.3 | 129.3 | – | 1,000 |
| 1971-03-18 00:00 | 10.0 | 129.3 | – | 999 |
| 1971-03-18 06:00 | 10.2 | 129.2 | – | 996 |
| 1971-03-18 12:00 | 9.9 | 129.0 | – | 1,000 |
| 1971-03-18 18:00 | 9.5 | 129.6 | – | 998 |
| 1971-03-19 00:00 | 9.5 | 129.8 | – | 998 |
| 1971-03-19 06:00 | 11.5 | 130.6 | – | 996 |
| 1971-03-19 12:00 | 13.0 | 131.7 | – | 996 |
| 1971-03-19 18:00 | 14.5 | 132.8 | – | 996 |
| 1971-03-20 00:00 | 15.7 | 133.5 | – | 996 |
| 1971-03-20 06:00 | 16.6 | 134.1 | – | 994 |
| 1971-03-20 12:00 | 17.7 | 134.7 | – | 994 |
| 1971-03-20 18:00 | 18.5 | 135.5 | – | 994 |
| 1971-03-21 00:00 | 19.2 | 136.3 | – | 994 |
| 1971-03-21 06:00 | 20.0 | 137.1 | – | 996 |
| 1971-03-21 12:00 | 20.9 | 137.8 | – | 996 |
| 1971-03-21 18:00 | 21.9 | 138.6 | – | 998 |
| 1971-03-22 00:00 | 22.8 | 139.5 | – | 998 |
| 1971-03-22 06:00 | 23.8 | 140.1 | – | 998 |
| 1971-03-22 12:00 | 24.5 | 141.1 | – | 998 |
| 1971-03-22 18:00 | 25.2 | 143.0 | – | 998 |
| 1971-03-23 00:00 | 25.8 | 145.1 | – | 1,000 |
| 1971-03-23 06:00 | 26.2 | 147.0 | – | 1,000 |
| 1971-03-23 12:00 | 26.5 | 148.8 | – | 1,002 |
| 1971-03-23 18:00 | 27.2 | 150.7 | – | 1,002 |
| 1971-03-24 00:00 | 28.2 | 153.1 | – | 1,002 |
| 1971-03-24 06:00 | 30.8 | 156.6 | – | 1,002 |
| 1971-03-24 12:00 | 33.0 | 160.2 | – | 1,002 |
Winds are RSMC Tokyo (JMA) 10-minute sustained winds and central pressure (winds recorded from 1977).