Headwater Guidance Issued by NWS San Juan, PR
000
FOUS72 KALR 031941
FFHSJU
HEADWATER GUIDANCE...SAN JUAN CWA
NATIONAL WEATHER SERVICE
SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA
335 PM EDT WED APR 3 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 20240403 Z DH18/DC202404031935 /DUE/PPHCF/PPTCF/PPQCF
:
:IDENT 1HR 3HR 6HR
:======= ==== ==== ====
AREP4 2.2/ 3.2/ 4.4
CAGP4 2.1/ 3.1/ 4.3
CIAP4 1.8/ 2.2/ 2.8
COAP4 2.1/ 2.9/ 4.1
COMP4 1.8/ 2.4/ 3.2
GURP4 2.1/ 3.0/ 4.2
HORP4 3.0/ 4.3/ 5.3
MANP4 1.5/ 1.8/ 2.3
MOCP4 1.7/ 2.5/ 3.6
RPOP4 1.4/ 1.7/ 2.2
SEBP4 2.1/ 3.0/ 4.2
TOAP4 1.8/ 2.3/ 3.0
VGBP4 1.8/ 2.2/ 2.8
:
: 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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