Headwater Guidance
Issued by NWS Raleigh/Durham, NC

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188
FOUS72 KALR 150032
FFHRAH
FOUS72 KALR 150032
HEADWATER GUIDANCE...RALEIGH CWA
NATIONAL WEATHER SERVICE
SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA
731 PM EST TUE JAN 14 2025

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 20250115 Z DH00/DC202501150031 /DUE/PPHCF/PPTCF/PPQCF/PPKCF/PPDCF
:
:IDENT    1HR   3HR   6HR  12HR  24HR
:======= ====  ====  ====  ====  ====

BCMN7     2.4/  2.7/  2.9/  3.2/  3.8
BRSN7     2.4/  2.7/  2.9/  3.2/  3.8
HAWN7     2.4/  2.7/  2.9/  3.2/  3.8
HPNN7     2.4/  2.7/  2.9/  3.2/  3.8
NBCN7     2.4/  2.7/  2.9/  3.2/  3.8
NBUN7     2.4/  2.7/  2.9/  3.2/  3.8
NBWN7     2.4/  2.7/  2.9/  3.2/  3.8
NRWN7     1.8/  2.1/  2.2/  2.5/  3.1
OKRN7     2.4/  2.7/  2.9/  3.2/  3.8
RLHN7     2.0/  2.5/  2.8/  3.4/  4.7
RYAN7     2.4/  2.7/  2.9/  3.2/  3.8
SBCN7     2.4/  2.7/  2.9/  3.2/  3.8
SBHN7     2.4/  2.7/  2.9/  3.2/  3.8
SBPN7     2.4/  2.7/  2.9/  3.2/  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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