Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

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Table C3 or C8

Data type designator T2

There are TWO tables defined for this designator.

T1 = H

1. The WMO standard Table C3 as documented in Manual 386 PART II, Attachment II-5, and used for T1 = H, which is used in most parts of the world for defining these products.

T1 = H, Y, and Z

2. The U.S. National Practice Table C8 which is used to extend the definitions as defined in WMO manual 386 Table C3, and used for T1 = H, Y, and Z bulletins, used for most U.S. model products.