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Best track · IBTrACS
ArchivedPeak depression

Tropical Depression 1W (2011)

Track & history

Peak wind
35 mph / 55 km/h
Min pressure
1000 mb
Dates
–
Landfall
None

Storm history

This system formed in the West Pacific in April 2011 and peaked as a tropical depression with maximum sustained winds of 35 mph (55 km/h) and a minimum pressure of 1000 mb. It did not make landfall. The system was tracked for 3 days.

Track data

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Data source: NOAA NCEI IBTrACS v04r01. IBTrACS v04r01 use constraints.

Gahtan, Jennifer; Knapp, Kenneth R.; Schreck, Carl J. III; Diamond, Howard J.; Kossin, James P.; Kruk, Michael C. (2024). International Best Track Archive for Climate Stewardship (IBTrACS) Project, Version 4.01. NOAA National Centers for Environmental Information. Cite the subset used and access date. IBTrACS v04r01 dataset DOI.

Time UTCPositionStrengthWindPressure
2011-04-01 00:008.9°N 111.8°ETD15 mph / 30 km/h1010 mb
2011-04-01 06:008.7°N 111.7°ETD25 mph / 35 km/h1007 mb
2011-04-01 12:008.8°N 111.6°ETD25 mph / 35 km/h1007 mb
2011-04-01 18:008.8°N 111.6°ETD25 mph / 35 km/h1005 mb
2011-04-02 00:009.0°N 111.4°ETD30 mph / 45 km/h1004 mb
2011-04-02 06:009.2°N 111.3°ETD30 mph / 45 km/h1004 mb
2011-04-02 12:009.4°N 111.4°ETD35 mph / 55 km/h1000 mb
2011-04-02 18:009.5°N 111.7°ETD35 mph / 55 km/h1000 mb
Show all 12 points
2011-04-03 00:009.3°N 111.8°ETD30 mph / 45 km/h1004 mb
2011-04-03 06:009.0°N 111.8°ETD25 mph / 35 km/h1007 mb
2011-04-03 12:008.8°N 112.0°ETD25 mph / 35 km/h1007 mb
2011-04-03 18:008.7°N 112.5°ETD15 mph / 30 km/h1010 mb

Tropical Depression 1W 2011 FAQ

Did Tropical Depression 1W 2011 make landfall?

No. The best track does not record a landfall for 1W; it stayed over water.

How strong did 1W get in 2011?

1W peaked as a tropical depression with maximum sustained winds of 35 mph (55 km/h) and a minimum central pressure of 1000 mb.

When did 1W form and dissipate?

1W was first tracked on Apr 1 2011 and last tracked on Apr 3 2011, about 3 days in all.