


Headwater Guidance
Issued by NWS Raleigh/Durham, NC
Issued by NWS Raleigh/Durham, NC
316 FOUS72 KALR 070040 FFHRAH FOUS72 KALR 070040 HEADWATER GUIDANCE...RALEIGH CWA NATIONAL WEATHER SERVICE SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA 840 PM EDT TUE MAY 6 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 20250507 Z DH00/DC202505070040 /DUE/PPHCF/PPTCF/PPQCF/PPKCF/PPDCF : :IDENT 1HR 3HR 6HR 12HR 24HR :======= ==== ==== ==== ==== ==== BCMN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 BRSN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 HAWN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 HPNN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 NBCN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 NBUN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 NBWN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 NRWN7 3.0/ 3.3/ 3.4/ 3.7/ 4.3 OKRN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 RLHN7 2.6/ 3.0/ 3.2/ 3.7/ 4.7 RYAN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 SBCN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 SBHN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 SBPN7 3.0/ 3.8/ 3.9/ 4.2/ 4.7 : : 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