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Critical Fire Weather Conditions in the Plains; Increasing Severe Weather Chances for the Plains and Upper Midwest

A strengthening storm system will bring impactful weather to the much of Central U.S. over the next couple of days, including heavy snow in the northern Rockies, Critical fire weather conditions for portions of the Plains, and increasing severe weather chances from the central/southern Plains to the Upper Midwest. Read More >

The tropical systems depicted on this map west of 180 (dateline) are based on bulletins issued by the Joint Typhoon Warning Center (JTWC), based in Honolulu, HI. The Regional Specialized Meteorological Center (RSMC) for this area is the Japan Meteorological Agency (JMA).

 

To learn more the new probabilistic tropical cyclone graphics, read our introduction here: Introducing New Probabilistic TC Graphics PDF

 

 
 

The cone graphics for the West Pacific are based on the following:

 

Forecast Period (hours) 2/3 Probability Circle, West Pacific Basin (nautical miles)
12 35
24 50
36 65
48 80
72 120
96 165
120 225