The 1997 season

Tropical Storm Olaf (1997)

Tropical Storm Olaf peaked at 60 kt in the Eastern Pacific between September 26, 1997 and October 12, 1997, with a lowest pressure of 989 mb, and made landfall.

Radar

Reflectivity now over Tropical Storm Olaf. Open it to see storms, cones and warnings on the map.

Open the live radar with storms, cones and warnings

Radar mosaic and map layers from NOAA MRMS. Boundaries from the Iowa Environmental Mesonet.

The storm

Basin
Eastern Pacific
Dates
September 26, 1997 to October 12, 1997
Peak strength
Tropical Storm, 60 kt (69 mph)
Lowest pressure
989 mb (29.21 inHg)
Landfall
Yes
Accumulated cyclone energy
2.4
Fastest the center moved
14 kt (16 mph)
Identifier
EP171997

Deaths and damage

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

Landfalls

Time (UTC)WherePositionWindPressure
Sep 29, 00:00Salina Cruz, Oaxaca, Mexico, 21 km away16.2N 95.0W30 kt (35 mph)1005 mb
Oct 12, 18:00Manzanillo, Colima, Mexico, 20 km away19.0N 104.2W25 kt (29 mph)1009 mb

Landfall points the US agencies flagged in the best track. The nearest town is named from the site’s gazetteer, not from the report.

Track

Time (UTC)PositionWindPressureStatus
Sep 26, 12:0011.3N 94.6W30 kt1008 mbTropical depression
Sep 26, 18:0012.2N 94.4W40 kt1005 mbTropical storm
Sep 27, 00:0013.1N 94.5W45 kt1000 mbTropical storm
Sep 27, 06:0013.7N 94.7W55 kt995 mbTropical storm
Sep 27, 12:0014.1N 94.8W55 kt990 mbTropical storm
Sep 27, 18:0014.5N 94.8W60 kt989 mbTropical storm
Sep 28, 00:0014.9N 94.6W60 kt990 mbTropical storm
Sep 28, 06:0015.3N 94.5W55 kt994 mbTropical storm
Sep 28, 12:0015.6N 94.6W50 kt996 mbTropical storm
Sep 28, 18:0015.9N 94.7W45 kt1000 mbTropical storm
Sep 29, 00:00 landfall16.2N 95.0W30 kt1005 mbTropical depression
Sep 29, 06:0016.2N 95.7W25 kt1009 mbTropical depression
Sep 29, 12:0016.1N 95.9W25 kt1009 mbTropical depression
Sep 29, 18:0016.0N 96.5W25 kt1009 mbTropical depression
Sep 30, 00:0015.9N 97.1W25 kt1009 mbTropical depression
Sep 30, 06:0015.8N 97.8W25 kt1009 mbTropical depression
Sep 30, 12:0015.7N 98.6W25 kt1009 mbTropical depression
Sep 30, 18:0015.6N 99.4W25 kt1009 mbTropical depression
Oct 1, 00:0015.5N 100.3W25 kt1009 mbTropical depression
Oct 1, 06:0015.5N 101.3W25 kt1009 mbTropical depression
Oct 1, 12:0015.4N 102.3W25 kt1009 mbTropical depression
Oct 1, 18:0015.3N 103.5W25 kt1009 mbTropical depression
Oct 2, 00:0015.2N 104.7W25 kt1009 mbTropical depression
Oct 2, 06:0015.2N 106.0W25 kt1009 mbTropical depression
Oct 2, 12:0015.1N 107.3W25 kt1009 mbTropical depression
Oct 2, 18:0015.1N 108.6W25 kt1009 mbTropical depression
Oct 3, 00:0015.1N 110.0W25 kt1009 mbTropical depression
Oct 3, 06:0015.1N 111.4W25 kt1009 mbTropical depression
Oct 3, 12:0015.2N 112.6W25 kt1009 mbTropical depression
Oct 3, 18:0015.4N 113.7W25 kt1009 mbTropical depression
Oct 4, 00:0015.8N 114.3W25 kt1009 mbTropical depression
Oct 4, 06:0016.2N 114.8W25 kt1009 mbTropical depression
Oct 4, 12:0016.3N 115.4W25 kt1009 mbTropical depression
Oct 4, 18:0016.4N 115.9W25 kt1009 mbTropical depression
Oct 5, 00:0016.5N 116.4W25 kt1009 mbTropical depression
Oct 5, 06:0016.5N 116.8W25 kt1009 mbTropical depression
Oct 5, 12:0016.5N 116.6W25 kt1007 mbTropical depression
Oct 5, 18:0016.6N 115.9W30 kt1005 mbTropical depression
Oct 6, 00:0016.5N 115.3W30 kt1005 mbTropical depression
Oct 6, 06:0016.4N 114.8W30 kt1005 mbTropical depression
Oct 6, 12:0016.2N 114.3W30 kt1005 mbTropical depression
Oct 6, 18:0016.0N 113.8W30 kt1005 mbTropical depression
Oct 7, 00:0015.8N 113.3W30 kt1005 mbTropical depression
Oct 7, 06:0015.7N 113.0W30 kt1005 mbTropical depression
Oct 7, 12:0015.7N 112.5W30 kt1005 mbTropical depression
Oct 7, 18:0015.6N 111.9W30 kt1005 mbTropical depression
Oct 8, 00:0015.3N 111.1W30 kt1005 mbTropical depression
Oct 8, 06:0014.9N 110.2W30 kt1005 mbTropical depression
Oct 8, 12:0014.4N 109.3W30 kt1005 mbTropical depression
Oct 8, 18:0013.8N 108.4W30 kt1005 mbTropical depression
Oct 9, 00:0013.2N 107.6W30 kt1005 mbTropical depression
Oct 9, 06:0012.6N 106.8W30 kt1005 mbTropical depression
Oct 9, 12:0012.1N 106.1W30 kt1005 mbTropical depression
Oct 9, 18:0011.9N 105.4W30 kt1005 mbTropical depression
Oct 10, 00:0012.2N 104.9W30 kt1005 mbTropical depression
Oct 10, 06:0012.8N 104.5W30 kt1005 mbTropical depression
Oct 10, 12:0013.4N 104.1W30 kt1005 mbTropical depression
Oct 10, 18:0014.1N 103.9W30 kt1005 mbTropical depression
Oct 11, 00:0015.4N 103.8W30 kt1005 mbTropical depression
Oct 11, 06:0016.0N 104.0W30 kt1005 mbTropical depression
Oct 11, 12:0016.7N 104.0W30 kt1005 mbTropical depression
Oct 11, 18:0017.3N 104.0W30 kt1005 mbTropical depression
Oct 12, 00:0017.8N 104.0W30 kt1005 mbTropical depression
Oct 12, 06:0018.2N 104.0W30 kt1005 mbTropical depression
Oct 12, 12:0018.7N 104.0W30 kt1005 mbTropical depression
Oct 12, 18:00 landfall19.0N 104.2W25 kt1009 mbTropical depression

Other Eastern Pacific storms of 1997

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.