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NOAA3 WB12E This is an independent research/prototype tool, not an official source. Warnings, watches and the official forecast for this storm come from the National Hurricane Center .
NOAA3 (NOAA WP-3D) · 2026-09-03 20:16 – 09-04 01:05 UTC ·1 center fix · archived observations, not a live position.
160°W 158°W 156°W 12°N 14°N 16°N 18°N 20°N 22°N Aircraft fix (observation), 2026-09-03 22:12 UTC Dropsonde (observation)
Time: 2026-09-03 21:49 UTC (splash)
Surface pressure: 1006 mb
Surface wind: 025° 39 kt Dropsonde (observation)
Time: 2026-09-03 22:00 UTC (splash)
Surface pressure: 998 mb
Surface wind: 015° 48 kt Dropsonde (observation)
Time: 2026-09-03 22:13 UTC (splash)
Surface pressure: 957 mb
Surface wind: 000° 105 kt
Remark: Released in the eyewall (315°) Dropsonde (observation)
Time: 2026-09-03 22:16 UTC (splash)
Surface pressure: 945 mb
Surface wind: 205° 9 kt
Remark: Released at the center Dropsonde (observation)
Time: 2026-09-03 22:19 UTC (splash)
Surface pressure: 963 mb
Surface wind: 205° 87 kt
Remark: Released in the eyewall (135°) Dropsonde (observation)
Time: 2026-09-03 22:32 UTC (splash)
Surface pressure: 1001 mb
Surface wind: 230° 33 kt Dropsonde (observation)
Time: 2026-09-03 22:50 UTC (splash)
Surface pressure: 1003 mb
Surface wind: 130° 33 kt Dropsonde (observation)
Time: 2026-09-03 23:00 UTC (splash)
Surface pressure: 996 mb
Surface wind: 145° 54 kt Dropsonde (observation)
Time: 2026-09-03 23:11 UTC (splash)
Surface pressure: 957 mb
Surface wind: 140° 82 kt
Remark: Released in the eyewall (090°) Dropsonde (observation)
Time: 2026-09-03 23:11 UTC (splash)
Surface pressure: 958 mb
Surface wind: 140° 93 kt
Remark: Released in the eyewall (090°) Dropsonde (observation)
Time: 2026-09-03 23:11 UTC (splash)
Surface pressure: 958 mb
Surface wind: 140° 97 kt
Remark: Released in the eyewall (090°) Dropsonde (observation)
Time: 2026-09-03 23:14 UTC (splash)
Surface pressure: 943 mb
Surface wind: 295° 3 kt
Remark: Released at the center Dropsonde (observation)
Time: 2026-09-03 23:17 UTC (splash)
Surface pressure: 965 mb
Surface wind: 305° 98 kt
Remark: Released in the eyewall (270°) Dropsonde (observation)
Time: 2026-09-03 23:24 UTC (splash)
Surface pressure: 993 mb
Surface wind: 315° 62 kt Dropsonde (observation)
Time: 2026-09-03 23:25 UTC (splash)
Surface pressure: 994 mb
Surface wind: 325° 41 kt Dropsonde (observation)
Time: 2026-09-04 00:05 UTC (splash)
Surface pressure: 959 mb
Surface wind: 255° 87 kt
Remark: Released in the eyewall (225°) Dropsonde (observation)
Time: 2026-09-04 00:09 UTC (splash)
Surface pressure: 944 mb
Surface wind: 055° 16 kt
Remark: Released at the center Dropsonde (observation)
Time: 2026-09-04 00:13 UTC (splash)
Surface pressure: 955 mb
Surface wind: 045° 114 kt
Remark: Released in the eyewall (045°) Dropsonde (observation)
Time: 2026-09-04 00:12 UTC (splash)
Surface pressure: 957 mb
Surface wind: 055° 87 kt
Remark: Released in the eyewall (045°) Dropsonde (observation)
Time: 2026-09-04 00:13 UTC (splash)
Surface pressure: 961 mb
Surface wind: 040° 70 kt
Remark: Released in the eyewall (045°) Dropsonde (observation)
Time: 2026-09-04 00:15 UTC (splash)
Surface pressure: 977 mb
Surface wind: 070° 88 kt Flight-level wind: Ringed dots: center fixes (observations). Open circles: dropsonde splash points. Dashed: best track, ±12 h around the mission. Storm-relative view 25 nm 50 nm 100 nm N NE SE SW NW Dropsonde (observation)
Time: 2026-09-03 22:00 UTC (splash)
Surface pressure: 998 mb
Surface wind: 015° 48 kt
Splash 59 nm at 325° (NW) from the estimated center Dropsonde (observation)
Time: 2026-09-03 22:13 UTC (splash)
Surface pressure: 957 mb
Surface wind: 000° 105 kt
Remark: Released in the eyewall (315°)
Splash 7 nm at 320° (NW) from the estimated center Dropsonde (observation)
Time: 2026-09-03 22:16 UTC (splash)
Surface pressure: 945 mb
Surface wind: 205° 9 kt
Remark: Released at the center
Splash 7 nm at 095° (SE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 22:19 UTC (splash)
Surface pressure: 963 mb
Surface wind: 205° 87 kt
Remark: Released in the eyewall (135°)
Splash 20 nm at 110° (SE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 22:32 UTC (splash)
Surface pressure: 1001 mb
Surface wind: 230° 33 kt
Splash 71 nm at 140° (SE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 22:50 UTC (splash)
Surface pressure: 1003 mb
Surface wind: 130° 33 kt
Splash 96 nm at 089° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:00 UTC (splash)
Surface pressure: 996 mb
Surface wind: 145° 54 kt
Splash 58 nm at 087° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:11 UTC (splash)
Surface pressure: 957 mb
Surface wind: 140° 82 kt
Remark: Released in the eyewall (090°)
Splash 18 nm at 064° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:11 UTC (splash)
Surface pressure: 958 mb
Surface wind: 140° 93 kt
Remark: Released in the eyewall (090°)
Splash 17 nm at 061° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:11 UTC (splash)
Surface pressure: 958 mb
Surface wind: 140° 97 kt
Remark: Released in the eyewall (090°)
Splash 17 nm at 066° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:14 UTC (splash)
Surface pressure: 943 mb
Surface wind: 295° 3 kt
Remark: Released at the center
Splash 4 nm at 066° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:17 UTC (splash)
Surface pressure: 965 mb
Surface wind: 305° 98 kt
Remark: Released in the eyewall (270°)
Splash 9 nm at 230° (SW) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:24 UTC (splash)
Surface pressure: 993 mb
Surface wind: 315° 62 kt
Splash 39 nm at 265° (SW) from the estimated center Dropsonde (observation)
Time: 2026-09-03 23:25 UTC (splash)
Surface pressure: 994 mb
Surface wind: 325° 41 kt
Splash 40 nm at 265° (SW) from the estimated center Dropsonde (observation)
Time: 2026-09-04 00:05 UTC (splash)
Surface pressure: 959 mb
Surface wind: 255° 87 kt
Remark: Released in the eyewall (225°)
Splash 11 nm at 160° (SE) from the estimated center Dropsonde (observation)
Time: 2026-09-04 00:09 UTC (splash)
Surface pressure: 944 mb
Surface wind: 055° 16 kt
Remark: Released at the center
Splash 3 nm at 045° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-04 00:13 UTC (splash)
Surface pressure: 955 mb
Surface wind: 045° 114 kt
Remark: Released in the eyewall (045°)
Splash 13 nm at 002° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-04 00:12 UTC (splash)
Surface pressure: 957 mb
Surface wind: 055° 87 kt
Remark: Released in the eyewall (045°)
Splash 14 nm at 007° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-04 00:13 UTC (splash)
Surface pressure: 961 mb
Surface wind: 040° 70 kt
Remark: Released in the eyewall (045°)
Splash 15 nm at 009° (NE) from the estimated center Dropsonde (observation)
Time: 2026-09-04 00:15 UTC (splash)
Surface pressure: 977 mb
Surface wind: 070° 88 kt
Splash 27 nm at 019° (NE) from the estimated center Pass 1: peak 10-s flight-level wind 116 kt, 11 nm at 356° (NW) from the estimated center, 22:09 UTC Pass 2: peak 10-s flight-level wind 108 kt, 17 nm at 133° (SE) from the estimated center, 22:15 UTC Pass 3: peak 10-s flight-level wind 113 kt, 10 nm at 195° (SW) from the estimated center, 00:02 UTC Pass 4: peak 10-s flight-level wind 107 kt, 20 nm at 033° (NE) from the estimated center, 00:10 UTC Pass 5: peak 10-s flight-level wind 110 kt, 12 nm at 147° (SE) from the estimated center, 00:57 UTC Pass 6: peak 10-s flight-level wind 104 kt, 11 nm at 196° (SW) from the estimated center, 01:05 UTC Observations relative to the estimated storm center (best track refined by this mission’s aircraft center fixes), north up, within 100 nm; not the best track. Track colored by flight-level wind, as on the map above. Ferry legs beyond 100 nm not shown. Pass 1 (21:35–22:12 UTC): flight-level RMW estimate 11 nm (distance of the peak 10-s flight-level wind, NW) — an estimate, not an analysis Pass 2 (22:12–23:11 UTC): flight-level RMW estimate 17 nm (distance of the peak 10-s flight-level wind, SE) — an estimate, not an analysis Pass 3 (23:11–00:05 UTC): flight-level RMW estimate 10 nm (distance of the peak 10-s flight-level wind, SW) — an estimate, not an analysis Pass 4 (00:05–00:39 UTC): flight-level RMW estimate 20 nm (distance of the peak 10-s flight-level wind, NE) — an estimate, not an analysis Pass 5 (00:39–01:03 UTC): flight-level RMW estimate 12 nm (distance of the peak 10-s flight-level wind, SE) — an estimate, not an analysis Pass 6 (01:03–01:05 UTC): flight-level RMW estimate 11 nm (distance of the peak 10-s flight-level wind, SW) — an estimate, not an analysis Observations along the flight From the HDOB messages, every 30 seconds. Gaps are missing values or missing messages.
Extrapolated surface pressure and peak flight-level wind
Center fixes (observations), minimum sea-level pressure:
SFMR surface wind and rain rate
Flight-level temperature and dewpoint
Aircraft pressure and geopotential height
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