Storm history › North Indian Ocean › 2013 season
Tropical Storm Mahasen / Viyaru (2013)
Mahasen / Viyaru was a tropical storm of the 2013 North Indian Ocean season. It was tracked from May 9, 2013 to May 16, 2013, about 7 days, and covered 1,908 miles.
At its peak it had winds of 50 mph (85 km/h) and a lowest pressure of 989 mb.
Its closest pass to a major city was 36 miles from Comilla, Bangladesh.
- Peak wind
- 50 mph
- Lowest pressure
- 989 mb
- Strongest
- Tropical storm
- Duration
- 7 days
- Track length
- 1,908 mi
- Energy (ACE)
- 4.9
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Closest pass to major cities
| City | Closest pass |
|---|---|
| Comilla, Bangladesh | 36 mi (58 km) |
| Hāthazāri, Bangladesh | 38 mi (60 km) |
| Chattogram, Bangladesh | 46 mi (75 km) |
| Dhaka, Bangladesh | 84 mi (135 km) |
| Khulna, Bangladesh | 90 mi (146 km) |
| Mirpur Model Thana, Bangladesh | 91 mi (146 km) |
| Pallabi, Bangladesh | 91 mi (147 km) |
How it compares
- Peak winds: 156th highest of 458 North Indian Ocean storms on record, tied with Tropical Storm Montha (2025), Tropical Storm Senyar (2025), Tropical Storm Fengal (2024) and 9 more.
- Lowest pressure: 126th lowest of 328 North Indian Ocean storms with a recorded pressure, tied with Tropical Storm Mandous (2022), Tropical Storm Phethai (2018), Tropical Storm Nada (2016) and 4 more.
- Energy: 13% of the 2013 North Indian Ocean season's ACE.