Headwater Guidance
Issued by NWS Atlanta, GA

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FOUS72 KALR 091313
FFHFFC
FOUS72 KALR 091313
HEADWATER GUIDANCE...ATLANTA CWA
NATIONAL WEATHER SERVICE
SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA
913 AM EDT TUE APR 9 2024

INCHES OF RAINFALL FOR SPECIFIED DURATIONS REQUIRED TO PRODUCE
FLASH FLOODING IN HEADWATERS.  LOWER AMOUNTS MAY CAUSE
FLASH FLOODING IN URBAN OR MOUNTAINOUS AREAS.

.B ALR 20240409 Z DH12/DC202404091313 /DUE/PPHCF/PPTCF/PPQCF
:
:IDENT    1HR   3HR   6HR
:======= ====  ====  ====

AANG1     2.6/  3.0/  3.2
ARAG1     2.8/  3.3/  3.8
CNNG1     2.8/  3.4/  3.9
CTWG1     2.7/  3.2/  3.5
HDCG1     2.6/  3.0/  3.3
MARG1     2.6/  3.0/  3.2
RMTG1     2.8/  3.3/  3.8
:
:  TO USE HEADWATER ADVISORY TABLES TAKE THE THREE HOUR VALUE ABOVE FOR
:  THAT LOCATION AND USE THE FOLLOWING RELATIONS...
:      TABLE 1 /   0 TO 2.4 IN        TABLE 4 / 4.1 TO 4.5 IN
:            2 / 2.5 TO 3.3 IN              5 / 4.6 TO 4.9 IN
:            3 / 3.4 TO 4.0 IN              6 / 5.0 IN
:
.END
$$
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