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An Active Weather Wednesday

Strong to severe thunderstorms are possible on Wednesday in parts of the Ohio Valley, Upper Mississippi Valley and south-central Plains. These storms may produce heavy rain and flooding in the Ohio Valley. Meanwhile, a strong cold front will sweep through the Northwest U.S. with rain, mountain snow and high winds. Finally, heat and record high temperatures are likely across the Southern U.S. Read More >


 Tropical Activity
  Hurricane season runs from June 1st-November 30th. Be sure to check our site for the latest tropical information.
NHC Graphical Tropical Weather Outlook
NOAA's latest Hurricane Season Outlook
Colorado State Atlantic Hurricane Season Outlook
Historical Hurricane Tracks
National Hurricane Center Home Page
2017 Storm Names
Arlene Don Gert Jose Maria Philippe Tammy
Bret Emily Harvey Katia Nate Rina Vince
Cindy Franklin Irma Lee Ophelia Sean Whitney
Latest Products and Advisories
Tropical Weather Outlook Latest Aircraft Reconnaissance Report-Non Tropical (REPNT0) Latest
Tropical Cyclone Discussion (TCD) 1 2 3 4 5 Aircraft Reconnaissance Report-Tropical (REPNT1) Latest
Discusión de Ciclon Tropical (TCDSPN) 1 2 3 4 5 Vortex Data Message (REPNT2) Latest
Tropical Cyclone Forecast/Advisory (TCM) 1 2 3 4 5 Dropsonde Observations (REPNT3) Latest
Public Tropical Cyclone Advisory (TCP) 1 2 3 4 5 Reconnaissance Plan of the Day (Decoding Key) Latest
Advertencia Publica de Ciclon Tropical (TCPSP#) 1 2 3 4 5 Monthly Tropical Weather Summary Latest
Tropical Cyclone Update (TCU) 1 2 3 4 5    

Saffir-Simpson    Hurricane Wind Scale

Cat. Winds
TD < 39
TS 39-73
1 74-95
2 96-110
3 111-129
4 130-156
5 > 157

Click to enlarge

This is a GOES or METEOSAT infrared satellite picture of a portion of the tropical Atlantic basin. If tropical systems develop, we will display a sector that focuses on the storm in either the Gulf of Mexico, the Caribbean Sea and western Atlantic, the northwestern Atlantic, or the eastern Atlantic.
Click on the image for a larger view.

About the Saffir-Simpson Hurricane Wind Scale (pdf)

Saffir Simpson Hurricane Wind Scale Extended Table (pdf)

Tropical Cyclone Climatology
Tracking Map
Click to enlarge



Previous Storm Tracks (Archives from National Hurricane Center)
1958-1994* 1995 1996 1997 1998 1999 2000 2001 2002 2003
2004 2005 2006 2007 2008 2009 2010 2011 2012 2013
2014 2015 2016              
* Note: 1958-1994 for the Atlantic, Caribbean, and the Gulf of Mexico and 1988-1994 for the Eastern Pacific are scanned images of the printed reports.

Storm Reports

2015 Tropical Storm Erika August
2014 Hurricane Gonzalo October
2014 Tropical Storm Bertha August
2013 Tropical Storm Chantal July


Tropical Storm Isaac (English)


2011 Tropical Storm Maria September
2011 Tropical Storm/Hurricane Irene August
2011 Tropical Storm Emily July
2009 Tropical Storm Erika September
2007 Sub-Tropical Storm Olga December
2004 Jeanne September
2000 Debby August
1999 Lenny November
1999 Jose October
1998 Georges September
1996 Hortense September