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Thunderstorms and Heavy Rainfall in the Plains

Severe thunderstorms will be possible over parts of the northern Plains today through Thursday which could bring large hail, damaging winds, and possible tornadoes. Thunderstorms with heavy to excessive rainfall may continue to produce flooding over parts of the southern and northern Plains today. Read More >

Tiyan, GU

Weather Forecast Office

West Pacific Tropical Examples

Weather.gov > Tiyan, GU > West Pacific Tropical Examples

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
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