
Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >
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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.
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