Tropical Storm Lana (2009)
- July 2009
- Tropical storm peak
Lana came within 495 km of Hawaii, passing to the south as a tropical storm on 2 August 2009. Across 17 official forecasts the nearest approach ever predicted was 392 km from Hawaii.
Replay the forecasts, advisory by advisory
- Peak intensity
- 55 kt (63 mph)
- Lowest pressure
- 995 mb
- Closest pass
- 495 km (308 mi) from Hawaii
- When
- 2 August 2009
- Distance from Honolulu
- 770 km (478 mi)
- Lifetime
- 4 days 30 July 2009 – 3 August 2009
- Official forecasts
- 17
- Approached from the
- south
The closest pass
At its closest, Lana was 495 km (308 mi) from Hawaii on 2 August 2009, as a tropical storm with 40 kt (46 mph) winds, approaching from the south.
The forecasts
The archive holds 17 official forecast packages for Lana, issued between 30 July 2009 and 3 August 2009. The replay shows each one as it stood at the moment it was issued — not the track we know now.
| Lead time | Mean track error |
|---|---|
| 24 h | 48 nm |
| 48 h | 75 nm |
| 72 h | 74 nm |