569
FNUS75 KFGZ 212051
FWSFGZ
SPOT FORECAST FOR 2026 BRIGHT ANGEL FLASH FLOOD...NPS
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
151 PM MST MON SEP 21 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 MST ON SEPTEMBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE
NATIONAL WEATHER SERVICE IN FLAGSTAFF, AZ
DISCUSSION
INCREASING MOISTURE WITH CHANCES FOR SHOWERS
AND THUNDERSTORMS EACH DAY. THE EXPECTED COVERAGE OF SHOWERS
ON TUESDAY HAS DECREASED FROM THE PREVIOUS FORECAST AS THE
BETTER SURGE OF MOISTURE WILL BE TO THE EAST. HOWEVER STORMS
DO REMAIN IN THE FORECAST, AND BRIEF HEAVY RAINFALL WILL STILL
BE POSSIBLE EACH DAY. OVERALL, THE FLASH FLOODING THREAT IS
EXPECTED TO BE LOW.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND
THUNDERSTORMS.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 95.
MIN HUMIDITY........19 TO 21 PERCENT.
SURFACE WINDS (MPH).SOUTHWEST 8 TO 12 MPH GUSTS UP TO 16
MPH IN THE AFTERNOON.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 68.
MAX HUMIDITY........45 TO 55 PERCENT.
SURFACE WINDS (MPH).BECOMING VARIABLE 1 TO 4 MPH OVERNIGHT.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND
THUNDERSTORMS.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........24 TO 26 PERCENT.
SURFACE WINDS (MPH).EAST WINDS 5 TO 10 MPH.
A WEATHER FORECAST TABLE FOR YOUR SPOT LOCATION IS LINKED.
THE INFORMATION PROVIDED BY THIS SITE IS FOR PLANNING PURPOSES ONLY
AND IS NOT INTENDED TO SUBSTITUTE INFORMATION PROVIDED BY AN OFFICIAL
NATIONAL WEATHER SERVICE SPOT FORECAST.
HTTPS://WEATHER.GOV/DLH/FWD?LAT=36.105&LON=-112.095&CLAT=36.105&CLON=-112.095
FORECASTER...LEWANDOWSKI
REQUESTED BY...KIMBERLY FURGERSON
TYPE OF REQUEST...SAR
.TAG 2621049.20/FGZ
.DELDT 09/21/26
.FORMATTERVERSION 2.0.0
.EMAIL KIMBERLY_FURGERSON@NPS.GOV
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