130
FOUS72 KALR 111337
FFHSJU
HEADWATER GUIDANCE...SAN JUAN CWA
NATIONAL WEATHER SERVICE
SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA
936 AM EDT MON AUG 11 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 20250811 Z DH12/DC202508111336 /DUE/PPHCF/PPTCF/PPQCF
:
:IDENT    1HR   3HR   6HR
:======= ====  ====  ====

AREP4     2.0/  2.7/  3.6
CAGP4     2.1/  3.1/  4.3
CIAP4     2.1/  2.7/  3.6
COAP4     2.2/  2.9/  3.9
COMP4     2.3/  3.3/  4.2
GURP4     1.8/  2.5/  3.6
HORP4     2.3/  3.0/  3.8
MANP4     1.5/  1.9/  2.4
MOCP4     1.4/  1.9/  2.6
RPOP4     1.3/  1.6/  2.1
SEBP4     1.6/  2.0/  2.5
TOAP4     2.0/  2.6/  3.6
VGBP4     2.0/  2.6/  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
$$
S.E.R.F.C. 770-486-0028 or 770-282-2112
Regular Hours 6am-10pm Eastern Time
After Hours Please Follow Callback Instructions