747
FNUS75 KFGZ 211055
FWSFGZ
SPOT FORECAST FOR UBC UNIT 11...USFS
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
355 AM MST TUE APR 21 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 MST ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE
NATIONAL WEATHER SERVICE IN FLAGSTAFF, AZ
DISCUSSION
DRY CONDITIONS WITH INCREASING SOUTH TO SOUTHWEST
WINDS THROUGH WEDNESDAY. EXPECT ELEVATED WINDS TO CONTINUE TUESDAY
NIGHT INTO WEDNESDAY MORNING. MINIMUM AFTERNOON RH BETWEEN 10-25%
EACH DAY WITH FAIR OVERNIGHT RECOVERIES. VENTILATION RATES ARE EXPECTED
TO BE EXCELLENT EACH DAY.
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF PCPN......0 PERCENT.
CHANCE LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....67 TO 72 DEGREES.
MIN HUMIDITY........13 TO 20 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 5 TO 10 MPH IN THE
MORNING, SHIFTING TO THE SOUTH AT 10 TO 15
MPH AFTER 8 AM MST. WINDS BECOME SOUTHWEST AT
15 TO 20 MPH WITH GUSTS TO 25 TO 30 MPH AFTER
11 AM MST.
MAX VENT RATE.......EXCELLENT.
CLEARING INDEX......2159.
MIXING HEIGHT.......8600 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 KNOTS INCREASING TO 20 TO 25
KNOTS IN THE LATE MORNING AND AFTERNOON.
TONIGHT
SKY/WEATHER.........CLEAR.
CHANCE OF PCPN......0 PERCENT.
CHANCE LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....35 TO 39 DEGREES.
MAX HUMIDITY........48 TO 58 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS AT 15 TO 20 MPH WITH GUSTS TO
25 TO 30 MPH IN THE EVENING, DECREASING TO 10
TO 20 MPH AFTER 10 PM MST.
MIN VENT RATE.......POOR.
CLEARING INDEX......6.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS.
WEDNESDAY
SKY/WEATHER.........SUNNY.
CHANCE OF PCPN......0 PERCENT.
CHANCE LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....62 TO 66 DEGREES.
MIN HUMIDITY........18 TO 24 PERCENT.
WIND (20 FT)........SOUTHWEST TO SOUTH WINDS 10 TO 20 MPH IN THE
MORNING, INCREASING TO SOUTHWEST 20 TO 30 MPH
WITH GUSTS TO 30 TO 40 MPH AFTER 10 AM MST.
MAX VENT RATE.......EXCELLENT.
CLEARING INDEX......1770.
MIXING HEIGHT.......5300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 KNOTS INCREASING TO 30 TO
35 KNOTS IN THE LATE MORNING AND AFTERNOON.
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=34.7271&LON=-111.5329&CLAT=34.7271&CLON=-111.5329
FORECASTER...MEOLA
REQUESTED BY...WILL TRAHIN
TYPE OF REQUEST...PRESCRIBED
.TAG 2611013.0/FGZ
.DELDT 04/21/26
.FORMATTERVERSION 2.0.0
.EMAIL WILLIAM.TRAHIN@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page