987
FNUS75 KSLC 210006
FWSSLC
SPOT FORECAST FOR HASTINGS...NUIFC
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
606 PM MDT SAT JUN 20 2026
FORECAST IS BASED ON FORECAST START TIME OF 1800 MDT ON JUNE 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...RED FLAG WARNING IN EFFECT UNTIL 10 PM MDT THIS EVENING FOR
WIDELY SCATTERED DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...
DISCUSSION
ALTHOUGH A RED FLAG WARNING FOR DRY LIGHTNING REMAINS
IN EFFECT UNTIL 2200, THE THREAT FOR THUNDERSTORMS WILL REMAIN WELL
NORTH OF THE FIRE AREA, WITH ONLY A 5 PERCENT CHANCE OF LIGHTNING
THIS EVENING. A WIND SHIFT WILL CROSS THE FIRE AREA AROUND 1830
HOURS, SWITCHING WINDS TO NORTHERLY WITH GUSTS INTO THE 30-35 MPH
RANGE THROUGH THE EVENING. WINDS WILL DIMINISH AFTER SUNSET AND
BECOME TERRAIN DRIVEN OVERNIGHT. HIGH PRESSURE WILL BUILD OVER THE
AREA SUNDAY BRINGING TERRAIN DRIVEN WINDS AND SEASONAL TEMPERATURES.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT CLOUD COVER) THEN
BECOMING CLEAR (0-10 PERCENT CLOUD COVER).
SLIGHT CHANCE OF DRY THUNDERSTORMS EARLY IN THE
EVENING.
CWR.................0 PERCENT.
CHANCE OF PCPN......5 PERCENT.
CHANCE OF LIGHTNING.5 PERCENT.
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........48-50 PERCENT.
WIND (20 FT)........WEST WINDS 6-10 MPH BECOMING NORTH 15-20 MPH
WITH GUSTS TO 35 MPH AROUND 1830 HOURS, THEN
DECREASING TO NORTH 3-8 MPH AFTER 2100.
MIXING HEIGHT.......11600 FT AGL DECREASING TO 500 FT AGL
OVERNIGHT.
TRANSPORT WINDS.....NORTH 20 MPH DECREASING TO NORTHEAST 5 MPH
OVERNIGHT.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....81-83.
MIN HUMIDITY........17-19 PERCENT.
WIND (20 FT)........TERRAIN DRIVEN WINDS 4-9 MPH.
MIXING HEIGHT.......10900 FT AGL (70-80TH PERCENTILE).
TRANSPORT WINDS.....NORTHWEST 10 MPH.
FORECASTER...SEAMAN
REQUESTED BY...SAMANTHA GRISWOLD
TYPE OF REQUEST...WILDFIRE
.TAG 2615885.0/SLC
.DELDT 06/20/26
.FORMATTERVERSION 2.0.0
.EMAIL UTNUC@FIRENET.GOV
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