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


Atlantic Basin


Grace
Tropical Storm Grace Satellite Image
Garce Track
Tropical Storm Grace Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Grace
Cyclogenesis Date 10/04
Cyclolysis Date 10/05
Highest Saffir-Simpson Category TS
Maximum 6-hr Sustained Wind 69 mph (60 kt or 111 km/h)
Min Pressure 990 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 2.0225 x 104
Landfall Information (date, location and sustained winds) N/A
Deaths 0
*The (ACE) Index calculations are based on preliminary data.

More information on Grace is available from the NOAA National Hurricane Center.


Herni
Tropical Storm Henri Satellite Image
Henri Track
Tropical Storm Henri Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Henri
Cyclogenesis Date 10/06
Cyclolysis Date 10/07
Highest Saffir-Simpson Category TS
Maximum 6-hr Sustained Wind 52 mph (45 kt or 83 km/h)
Min Pressure 1005 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) .7675 x 104
Landfall Information (date, location and sustained winds) N/A
Deaths 0
*The (ACE) Index calculations are based on preliminary data.

More information on Henri is available from the NOAA National Hurricane Center.


Northeast Pacific Basin

Patricia
Tropical Storm Patricia Satellite Image
Patricia Track
Tropical Storm Patrica Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Patricia
Cyclogenesis Date 10/12
Cyclolysis Date 10/14
Highest Saffir-Simpson Category TS
Max Wind 58 mph (50 kt or 93 km/h)
Min Pressure 997 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 1.7675 x 104
Landfall Information (date, location and sustained winds) N/A
Deaths 0
*The (ACE) Index calculations are based on preliminary data.

More information on Patricia is available from the NOAA National Hurricane Center.


Rick
Tropical Storm Rick Satellite Image
Rick Track
Tropical Storm Rick Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Rick
Cyclogenesis Date 10/16
Cyclolysis Date 10/21
Highest Saffir-Simpson Category Cat 5
Max Wind 178 mph (155 kt or 287 km/h)
Min Pressure 906 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 24.1650 x 104
Landfall Information (date, location and sustained winds) 10/21 Mazatlan, Mexico(43 kt or 80 km/h)
Deaths 4
*The (ACE) Index calculations are based on preliminary data.

More information on Rick is available from the NOAA National Hurricane Center.


Neki
Tropical Storm Neki Satellite Image
Neki Track
Tropical Storm Neki Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Neki
Cyclogenesis Date 10/19
Cyclolysis Date 10/26
Highest Saffir-Simpson Category Cat 3
Max Wind 121 mph (105 kt or 194 km/h)
Min Pressure 956 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 12.3556 x 104
Landfall Information (date, location and sustained winds) N/A
Deaths 0
*The (ACE) Index calculations are based on preliminary data.

Northwest Pacific Basin

nepartak
Tropical Storm Nepartak Satellite Image
Nepartak Track
Tropical Storm Nepartak Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Nepartak
Cyclogenesis Date 10/10
Cyclolysis Date 10/13
Highest Saffir-Simpson Category TS
Maximum 6-hr Sustained Wind 63 mph (55 kt or 102 km/h)
Min Pressure N/A
Accumulated Cyclone Energy (ACE*) Index (kt2) 2.5100 x 104
Landfall Information (date, location and sustained winds) N/A
Deaths N/A
*The (ACE) Index calculations are based on preliminary data.


Lupit
Tropical Storm Lupit Satellite Image
Lupit Track
Tropical Storm Lupit Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Lupit
Cyclogenesis Date 10/14
Cyclolysis Date 10/27
Highest Saffir-Simpson Category Cat 4
Max Wind 155 mph (135 kt or 250 km/h)
Min Pressure 930 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 31.2181 x 104
Landfall Information (date, location and sustained winds) N/A
Deaths 0
*The (ACE) Index calculations are based on preliminary data.


Mirinae
Tropical Storm Mirinae Satellite Image
Mirinae Track
Tropical Storm Mirinae Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
Tropical Cyclone Mirinae
Cyclogenesis Date 10/26
Cyclolysis Date 11/02
Highest Saffir-Simpson Category Cat 2
Max Wind 98 mph (85 kt or 157 km/h)
Min Pressure 998 mbar
Accumulated Cyclone Energy (ACE*) Index (kt2) 11.8050 x 104
Landfall Information (date, location and sustained winds) 10/30 Quezon, Luzon (65 kt or 121 km/h)
11/2 Vietnam (43 kt or 80 km/h)
Deaths 16
*The (ACE) Index calculations are based on preliminary data.


Citing This Report

NOAA National Centers for Environmental Information, Monthly Tropical Cyclones Report for October 2009, published online November 2009, retrieved on April 19, 2024 from https://www.ncei.noaa.gov/access/monitoring/monthly-report/tropical-cyclones/200910.