Storm history › West Pacific › 1948 season
Typhoon Bertha (1948)
Bertha was a Category 1 typhoon of the 1948 West Pacific season. It was tracked from August 4, 1948 to August 6, 1948, about 3 days, and covered 433 miles.
At its peak it had winds of 80 mph (130 km/h).
Its closest pass to a major city was 93 miles from Chiba, Japan.
- Peak wind
- 80 mph
- Lowest pressure
- Not recorded
- Strongest
- Category 1 typhoon
- Duration
- 3 days
- Track length
- 433 mi
- Energy (ACE)
- 2.9
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Closest pass to major cities
| City | Closest pass |
|---|---|
| Chiba, Japan | 93 mi (150 km) |
| Suginami, Japan | 95 mi (152 km) |
| Honchō, Japan | 101 mi (163 km) |
| Kashiwa, Japan | 104 mi (167 km) |
| Ichikawa, Japan | 106 mi (171 km) |
| Matsudo, Japan | 107 mi (173 km) |
| Edogawe, Japan | 108 mi (174 km) |
How it compares
- Peak winds: 1149th highest of 2,271 West Pacific storms on record, tied with Typhoon Dujuan (2026), Typhoon Co-May (2025), Typhoon Maria (2024) and 74 more.
- Energy: 1% of the 1948 West Pacific season's ACE.