555
FOUS72 KALR 121350
FFHMOB
HEADWATER GUIDANCE...MOBILE CWA
NATIONAL WEATHER SERVICE
SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA
949 AM EDT SAT SEP 12 2026

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 20260912 Z DH12/DC202609121349 /DUE/PPHCF/PPTCF/PPQCF
:
:IDENT    1HR   3HR   6HR
:======= ====  ====  ====

BWMA1     3.0/  4.4/  4.6
FLMA1     2.7/  3.2/  3.5
:
:  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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