Hurricanes & Tropical Storms - September 2012


NCDC transitioned to the nClimDiv dataset on Thursday, March 13, 2014. This was coincident with the release of the February 2014 monthly monitoring report. For details on this transition, please visit our public FTP site and our U.S. Climate Divisional Database site.


Note: This report catalogs recent tropical cyclones and places each basin's tropical cyclone activity in a climate-scale context. It is not updated in real time. Users seeking real time status and forecasts of tropical cyclones should visit The National Hurricane Center.

Atlantic Basin

Michael
Tropical Storm Michael Satellite Image


Michael Track
Tropical Storm Michael Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Michael
Cyclogenesis Date 09/04
Cyclolysis Date 09/11
Highest Saffir-Simpson Category Cat 3
Maximum 6-hr Sustained Wind 115 mph (100 kt or 185 km/h)
Min Pressure 964 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 16.7725 x 104
Landfall Information (date, location and sustained winds)
Deaths 0
*The (ACE) Index calculations are based on preliminary data.

Nadine
Tropical Storm Nadine Satellite Image


Nadine Track
Tropical Storm Nadine Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Nadine
Cyclogenesis Date 09/12
Cyclolysis Date 10/04
Highest Saffir-Simpson Category Cat 1
Maximum 6-hr Sustained Wind 92 mph (80 kt or 148 km/h)
Min Pressure 978 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 27.2050 x 104>
Landfall Information (date, location and sustained winds)
Deaths 0
*The (ACE) Index calculations are based on preliminary data.

West North Pacific Basin

Sanba
Tropical Storm Sanba Satellite Image
Sanba Track
Tropical Storm Sanba Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Sanba(Karen)
Cyclogenesis Date 09/11
Cyclolysis Date 09/17
Highest Saffir-Simpson Category Cat 5
Maximum 6-hr Sustained Wind 173 mph (150 kt or 278 km/h)
Min Pressure 900 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 25.4250 x 104
Landfall Information (date, location and sustained winds) 09/17 - southern coast of South Korea (80 kt or 148 km/h)
Deaths 2
*The (ACE) Index calculations are based on preliminary data.

Jelawat
Tropical Storm Jelawat Satellite Image
Jelawat Track
Tropical Storm Jelawat Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Jelawat(Lawin)
Cyclogenesis Date 09/20
Cyclolysis Date 10/01
Highest Saffir-Simpson Category Cat 5
Maximum 6-hr Sustained Wind 161 mph (140 kt or 259 km/h)
Min Pressure 905 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 45.2400 x 104
Landfall Information (date, location and sustained winds)
Deaths 7
*The (ACE) Index calculations are based on preliminary data.

Ewiniar
Tropical Storm Ewiniar Satellite Image
Ewiniar Track
Tropical Storm Ewiniar Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Ewiniar
Cyclogenesis Date 09/24
Cyclolysis Date 09/30
Highest Saffir-Simpson Category TS
Maximum 6-hr Sustained Wind 63 mph (55 kt or 102 km/h)
Min Pressure 985 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 4.8000 x 104
Landfall Information (date, location and sustained winds)
Deaths
*The (ACE) Index calculations are based on preliminary data.

East North Pacific Basin

Kristy
Tropical Storm Kristy Satellite Image
Kristy Track
Tropical Storm Kristy Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Kristy
Cyclogenesis Date 09/12
Cyclolysis Date 09/17
Highest Saffir-Simpson Category TS
Maximum 6-hr Sustained Wind 58 mph (50 kt or 93 km/h)
Min Pressure 998 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 2.8075 x 104
Landfall Information (date, location and sustained winds)
Deaths
*The (ACE) Index calculations are based on preliminary data.

Lane
Tropical Storm Lane Satellite Image
Lane Track
Tropical Storm Lane Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Lane
Cyclogenesis Date 09/15
Cyclolysis Date 09/19
Highest Saffir-Simpson Category Cat 1
Maximum 6-hr Sustained Wind 81 mph (70 kt or 130 km/h)
Min Pressure 989 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 4.2875 x 104
Landfall Information (date, location and sustained winds)
Deaths
*The (ACE) Index calculations are based on preliminary data.

Bolaven
Tropical Storm Bolaven Satellite Image
Bolaven Track
Tropical Storm Bolaven Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Bolaven(Julian)
Cyclogenesis Date 09/19
Cyclolysis Date 09/28
Highest Saffir-Simpson Category Cat 4
Maximum 6-hr Sustained Wind 145 mph (125 kt or 200 km/h)
Min Pressure 910 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 28.5000 x 104
Landfall Information (date, location and sustained winds)
Deaths 88
*The (ACE) Index calculations are based on preliminary data.

Miriam
Tropical Storm Miriam Satellite Image
Miriam Track
Tropical Storm Miriam Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Miriam
Cyclogenesis Date 09/22
Cyclolysis Date 09/27
Highest Saffir-Simpson Category Cat 3
Maximum 6-hr Sustained Wind 121 mph (105 kt or 194 km/h)
Min Pressure 958 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 9.6600 x 104
Landfall Information (date, location and sustained winds)
Deaths
*The (ACE) Index calculations are based on preliminary data.

Norman
Tropical Storm Norman Satellite Image
Norman Track
Tropical Storm Norman Forecast Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Norman
Cyclogenesis Date 09/28
Cyclolysis Date 09/28
Highest Saffir-Simpson Category TS
Maximum 6-hr Sustained Wind 46 mph (40 kt or 74 km/h)
Min Pressure 1000 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) .5650 x 104
Landfall Information (date, location and sustained winds)
Deaths 1
*The (ACE) Index calculations are based on preliminary data.

Citing This Report

NOAA National Climatic Data Center, State of the Climate: Hurricanes & Tropical Storms for September 2012, published online October 2012, retrieved on December 22, 2014 from http://www.ncdc.noaa.gov/sotc/tropical-cyclones/2012/9.