National Weather Service United States Department of Commerce

Heavy Snow in the Northern Rockies; Severe Weather Across the Plains; Critical Fire Weather in the Southwest

Heavy wet snow and gusty winds are expected in the higher elevations of Idaho, western Montana, and Wyoming Thursday. Meanwhile, another round of severe storms are expected to develop across the central and southern Plains. Damaging winds, tornadoes and large hail are the primary threats. Further west, dry conditions and gusty winds will lead to critical fire weather concerns in the Southwest 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
(mph)
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
Miscellaneous
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

2012

Tropical Storm Isaac (English)

August

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