The 2025 season

Tropical Storm Bailu (2025)

Tropical Storm Bailu peaked at 35 kt in the Western Pacific between July 30, 2025 and August 7, 2025, with a lowest pressure of 982 mb.

Track and intensity

The whole track of Tropical Storm Bailu, colored by strength, with the other storms of the 2025 season in the same basin behind it, and its wind and pressure hour by hour. Every fix is in the track table below.

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The storm

Basin
Western Pacific
Dates
July 30, 2025 to August 7, 2025
Peak strength
Tropical Storm, 35 kt (40 mph)
Lowest pressure
982 mb (29.00 inHg)
Landfall
No; closest approach 254 km (158 mi)
Accumulated cyclone energy
0.7
Identifier
WP132025

Radar at RODN as it neared land, Jul 30, 18:00 UTC

Deaths and damage

No source this site reads carries a casualty or damage figure for this storm.

Track

Time (UTC)PositionWindPressureStatus
Jul 30, 18:0026.0N 129.6E996 mbTropical storm
Jul 31, 00:0025.9N 129.8E996 mbTropical storm
Jul 31, 06:0024.8N 130.6E996 mbTropical storm
Jul 31, 12:0024.7N 131.6E996 mbTropical storm
Jul 31, 18:0024.7N 131.9E996 mbTropical storm
Aug 1, 00:0024.9N 132.4E996 mbTropical storm
Aug 1, 06:0025.1N 133.8E996 mbTropical storm
Aug 1, 12:0025.9N 135.6E996 mbTropical storm
Aug 1, 18:0026.8N 136.5E996 mbTropical storm
Aug 2, 00:0027.3N 136.9E25 kt998 mbTropical storm
Aug 2, 06:0028.0N 138.6E29 kt996 mbTropical storm
Aug 2, 12:0029.6N 139.6E29 kt996 mbTropical storm
Aug 2, 18:0031.0N 140.5E35 kt997 mbTropical storm
Aug 3, 00:0033.3N 141.8E35 kt998 mbTropical storm
Aug 3, 06:0034.4N 143.6E35 kt998 mbTropical storm
Aug 3, 12:0035.8N 145.3E35 kt998 mbTropical storm
Aug 3, 18:0036.7N 147.2E35 kt999 mbTropical storm
Aug 4, 00:0037.2N 149.6E35 kt998 mbTropical storm
Aug 4, 06:0037.4N 151.7E29 kt998 mbTropical storm
Aug 4, 12:0037.5N 153.9E29 kt998 mbTropical storm
Aug 4, 18:0038.0N 155.7E29 kt999 mbTropical storm
Aug 5, 00:0038.1N 157.2E29 kt999 mbTropical storm
Aug 5, 06:0038.4N 158.7E29 kt998 mbTropical storm
Aug 5, 12:0039.0N 159.5E27 kt990 mbMixed
Aug 5, 18:0039.7N 160.4E25 kt982 mbMixed
Aug 6, 00:0040.2N 162.2E25 kt982 mbMixed
Aug 6, 06:0041.6N 163.9E1000 mbExtratropical
Aug 6, 12:0042.9N 165.8E1000 mbExtratropical
Aug 6, 18:0043.7N 167.8E1000 mbExtratropical
Aug 7, 00:0044.3N 170.1E1002 mbExtratropical
Aug 7, 06:0044.6N 172.7E1002 mbExtratropical
Aug 7, 12:0044.4N 180.1EExtratropical

Other Western Pacific storms of 2025

What this means

A best track is the record a warning agency settles on after the storm, not what it said at the time: position, maximum sustained wind and central pressure every six hours, revised against every observation that came in later. Category is the Saffir-Simpson scale, which runs from Category 1 at 64 kt to Category 5 at 137 kt and reads wind only, so it says nothing about surge or rain. Accumulated cyclone energy adds up the square of the wind through the storm's life, so it counts strength and duration together.

Sources

Storm history from NOAA NCEI’s International Best Track Archive for Climate Stewardship (IBTrACS), which merges the official best track of every warning agency. Live storms, cones, watches and warnings from the National Hurricane Center and the Central Pacific Hurricane Center. Archived radar from NOAA’s Level II archive.