939
WGUS85 KBOI 181550
FLSBOI
FLOOD ADVISORY
NATIONAL WEATHER SERVICE BOISE ID
950 AM MDT FRI SEP 18 2026
.TRAINING STORMS ARE PRODUCING LOCALIZED HEAVY RAINFALL WITHIN THE
ADVISORY AREA.
IDC039-047-073-083-181745-
/O.NEW.KBOI.FA.Y.0006.260918T1550Z-260918T1745Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ELMORE ID-GOODING ID-OWYHEE ID-TWIN FALLS ID-
950 AM MDT FRI SEP 18 2026
..FLOOD ADVISORY IN EFFECT UNTIL 1145 AM MDT THIS MORNING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...NORTHWESTERN GOODING COUNTY IN SOUTH CENTRAL IDAHO...
NORTHWESTERN TWIN FALLS COUNTY IN SOUTH CENTRAL IDAHO...
SOUTHEASTERN ELMORE COUNTY IN SOUTHWESTERN IDAHO...
EAST CENTRAL OWYHEE COUNTY IN SOUTHWESTERN IDAHO...
* WHEN...UNTIL 1145 AM MDT.
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.
RISES IN SMALL STREAMS AND NORMALLY DRY ARROYOS. WATER OVER
ROADWAYS.
* ADDITIONAL DETAILS...
- AT 949 AM MDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. MINOR FLOODING IS ONGOING OR EXPECTED TO BEGIN
SHORTLY IN THE ADVISORY AREA. BETWEEN 0.5 AND 1.5 INCHES OF RAIN
HAVE FALLEN.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
GLENNS FERRY, DEADMAN FLAT, KING HILL, TWENTYMILE BUTTE, BLAIR
TRAIL RESERVOIR AND WHITE ARROW HOT SPRING.
- HTTPS://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 4270 11504 4269 11504 4270 11546 4307 11544
4309 11492
JDS
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