Hurricane Nolo Tracker

How Nolo developed

1. 11 September — Winds strengthen to 37 km/h

   FIFTEEN’s sustained wind increases from 28 km/h to 37 km/h by 06:00 UTC. Gusts reach 43 km/h. The storm remains a tropical depression while moving generally west-north-west at 17 km/h.

2. 12 September — Reaches its strongest recorded wind

   FIFTEEN reaches 56 km/h sustained wind and 64 km/h gusts at 06:00 UTC, its strongest recorded reading. Pressure is 1,006 mb. The storm moves almost due north at 20 km/h while remaining a tropical depression.

3. 12 September — Pressure rises as winds weaken

   By 18:00 UTC, sustained wind falls to 46 km/h and pressure rises to 1,008 mb. Movement changes to 326°, or north-west, at 16 km/h. This reading marks a clear change from the 56 km/h peak recorded earlier that day.

4. 13 September — Movement turns from west to west-south-west

   FIFTEEN moves west at 11 km/h at 12:00 UTC, then west-south-west at 9 km/h in the latest reading. Wind increases to 56 km/h and pressure falls to 1,006 mb, while the storm remains a tropical depression.

5. September 24 — Strengthens into a tropical storm

   Nolo’s winds increase from 56 km/h to 74 km/h, with gusts reaching 85 km/h. The central pressure falls from 1,004 mb to 1,002 mb. The latest reading classifies Nolo as a tropical storm at 14.6° north and 155.8° west, moving west at 13 km/h.

6. 25 September — Strengthens into a Category 1 hurricane

   At 06:00 UTC, Nolo reaches Category 1 hurricane strength with sustained winds of 130 km/h and gusts of 150 km/h. The storm’s central pressure is 985 mb at 15.2°N, 155.8°W. Nolo is moving north-northeast at 7 km/h over open water.

7. September 25 — Strengthens into a category 2 hurricane

   At 18:00 UTC, Nolo strengthens into a category 2 hurricane with 167 km/h winds, 192 km/h gusts and 978 mb pressure. The reading places Nolo 377 km south of Kailua-Kona, Hawaii, USA, at 16.3, -155.4, moving at 9° at 11 km/h. This is Nolo’s strongest recorded point.

8. 27 September — Weakens to a category 1 hurricane

   At 00:00 UTC, Nolo’s wind speed was 148 km/h, down from 157 km/h six hours earlier. The reading classified Nolo as a category 1 hurricane after five readings as a category 2 hurricane with winds of 167 km/h. Nolo was 327 km south of Kailua-Kona, Hawaii, USA.

9. September 27 — Strengthens to a category 2 hurricane

   Nolo’s latest reading at 12:00 UTC records category 2 hurricane status, with sustained winds of 157 km/h, gusts of 181 km/h, and pressure of 969 mb. The previous reading recorded category 1 status and winds of 148 km/h. The latest coordinates are 16.2°N, 157.8°W.

10. September 27 — Strengthens into a category 3 hurricane

    At 18:00 UTC, NOLO strengthened from a category 2 to a category 3 hurricane. Sustained winds increased to 185 km/h, with gusts of 213 km/h, while pressure fell to 966 mb. The reading places NOLO at 16.1° N, 158.8° W, moving west at 18 km/h.

11. 28 September — Strengthens into a category 4 hurricane

    At 00:00 UTC on 28 September, Nolo’s winds reached 213 km/h, with gusts of 245 km/h and pressure of 948 mb. The reading follows category 3 intensity at 185 km/h and marks Nolo’s strongest recorded wind and lowest recorded pressure in the available history.