Natural Hazards Climate in Wisconsin

Severe Local Thunderstorms --Wisconsin Climatology

• Severe weather events and casualties from the Milwaukee/Sullivan NWS Forecast Office between 1982-2012:
  

  Tornadoes	Thunderstorm Winds
  Lightning	Hail
  All Severe Weather Events	All Flood Events
  Number of Heat Waves**	Heat Wave Days*
  **(1982-2004)	Heat Wave Deaths*

• Tornado Maps from NWS Milwaukee Field Office for:
  2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 2011 and  2012 .
  
• Wisconsin Severe Weather Climatology and Info Page from NWS Milwaukee Field Office


• Graph of annual number of Wisconsin tornadoes since 1950 according to F-scale


• Wisconsin Severe Weather Climatology and Info Page from NWS Milwaukee Field Office
   
• Map and graph of annual number of Wisconsin tornadoes (1974-2007)


• Total number of Wisconsin tornadoes by county (1844-2007)


• A statistical analysis of Wisconsin tornado climatology
  by Glenn R. Lussky, NWSFO La Crosse, WI
• Analysis of initiation times of severe weather events across Wisconsin 1982-2009 (from NWS Milwaukee)
  
• Number of hurricane-force wind events 75mph or greater and 100mph or greater in Wisconsin 1970-2011


• Severe Weather of Northeast and North-Central Wisconsin from NWSFO Green Bay, WI

• A Severe Weather Climatology for the La Crosse, WI County Warning and Forecast Area
• by Steven R. Thompson, NWSFO La Crosse, WI
• Severe Weather Climatology for the La Crosse Forecast Area (NWSFO, La Crosse)
  includes all severe weather events (severe wind, hail and tornado) for 1955-2008
• Additional tornado information for the La Crosse Forecast Area (NWSFO, La Crosse)

Heat Waves

• Heat index charts from National Climatic Data Center

Heat stress charts for animals from Iowa State University

• Interactive weather calculator from MRCC


• Heat Index Climatology for the North Central States
  by Todd Rieck, NWSFO, La Crosse
  (A 14-page pdf file, including maps and tabulated data)
   
• See our Summer Climate Page

Floods and Flash Floods

• What is a "100-Year Flood"?
  See US Geological Survey General Information Product 106, 
  (Recommended Citation: Holmes, R.R., Jr., Dinicola, K., 2010, 100-Year flood-it's all about chance: U.S. Geological Survey General Information Product 106, 1 p.)

Severe Winter Weather

• Severe Winter Weather Climatology from NWS Field Office Milwaukee/Sullivan
  

  Winter Storms	Blizzards
  Ice Storms	Yearly Average for All Events
  All Winter Events

• History of Major Ice Storms in Wisconsin since 1972
  (Courtesy of NWS Field Office Milwaukee/Sullivan
• Wind Chill Climatology for the North Central States
  by Todd Rieck and Seth Binau, NWSFO, La Crosse
  (An 11-page pdf file, including maps and tabulated data)
• See our Winter Climate Page

Wildfires and Fire Weather

National Weather Service Fire Weather Pages

Wisconsin DNR
http://www.dnr.state.wi.us/forestry/Fire/

Long term wildfire statistics in Wisconsin

• Number of forest fires per year
  http://www.aos.wisc.edu/~sco/clim_impacts/WI-wildfires/wi-wildfire-freq.gif

• Number of acres burned per year
  http://www.aos.wisc.edu/~sco/clim_impacts/WI-wildfires/wi-wildfire-acres.gif
   

Minnesota DNR
 http://www.dnr.state.mn.us/forestry/fire/index.html
 

Michigan DNR

http://www.michigan.gov/dnr/0,1607,7-153-30301_30505_30816-49815--,00.html
 

http://www.ncrs.fs.fed.us/gla/NFPJFSP/purpose.htm

SPC Fire Weather Forecast

Active Fires across US
From US Forest Service -- Remote Sensing Applications Center

http://www.fs.fed.us/land/wfas/kbdi.png

National Interagency Fire Center (NIFC)

Natural Hazards Assessment

• US Hazards Assessment from NOAA CPC
  http://www.cpc.noaa.gov/products/expert_assessment/threats.shtml
   
• National Hazards Statistics from NWS
  http://www.weather.gov/os/hazstats.shtml
  Service Assessments from NWS
  http://www.weather.gov/os/assessments/index.shtml
  July 1995 Heat Wave http://www.weather.gov/os/assessments/index.shtml
  Great Flood of 1993 http://www.weather.gov/os/assessments/pdfs/93_Flood.pdf
  NWS Aware Report http://www.weather.gov/os/Aware/index.shtml
  NWS Brochures http://www.weather.gov/os/brochures.shtml
• US Hazards Assessment (forecast) from Climate Prediction Center