583
FNUS75 KSLC 182218
FWSSLC
SPOT FORECAST FOR NARROWS SAR...ZION NATIONAL PARK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
418 PM MDT THU SEP 18 2025
FORECAST IS BASED ON FORECAST START TIME OF 1600 MDT ON SEPTEMBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
CONDITIONS REMAIN DRY THROUGH THIS EVENING, THOUGH
DECAYING STORMS OVER SOUTHERN NEVADA ARE EXPECTED TO BRING A BRIEF
PERIOD OF GUSTY SOUTHWESTERLY OUTFLOW WINDS TO 30 MPH TO THE AREA
BETWEEN ROUGHLY 5 PM TO 8 PM LOCAL. OTHERWISE, A BAND OF SHOWERS
AND ISOLATED THUNDERSTORMS MOVES THROUGH THE AREA BETWEEN 1 AM AND
4 AM, WHICH WILL BE CAPABLE OF PRODUCING BRIEF HEAVY RAIN, FREQUENT
LIGHTNING, AND GUSTY OUTFLOW WINDS TO 30 MPH DURING THIS PERIOD.
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER).
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.2 PERCENT.
MAX TEMPERATURE.....82-84.
MIN HUMIDITY........11-13 PERCENT.
SURFACE WINDS (MPH).SOUTH WINDS 5-8 MPH, BECOMING SOUTHWEST 15-20
MPH WITH GUSTS TO 30 MPH BETWEEN ROUGHLY 5 PM
AND 8 PM.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER).
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS BETWEEN 1 AM AND 4 AM.
CHANCE OF PCPN......40 PERCENT.
CHANCE OF LIGHTNING.20 PERCENT.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........80-82 PERCENT.
SURFACE WINDS (MPH).WEST WINDS 5-8 MPH. GUSTY AND ERRATIC OUTFLOW
WINDS TO 30 MPH POSSIBLE NEAR THUNDERSTORMS
OVERNIGHT.
FORECASTER...WHITLAM
REQUESTED BY...DEINES
TYPE OF REQUEST...SAR
.TAG 2522172.0/SLC
.DELDT 09/18/25
.FORMATTERVERSION 2.0.0
.EMAIL ZION_DISPATCH@NPS.GOV
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