FNUS75 KSLC 230129
FWSSLC

SPOT FORECAST FOR NARROWS SAR
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
729 PM MDT MON JUL 22 2013

...FLASH FLOOD WARNING IN EFFECT UNTIL 1000 PM MDT FOR THE VIRGIN
RIVER THROUGH THE NARROWS...

.DISCUSSION...HEAVY RAIN FROM THUNDERSTORMS OCCURRED ACROSS THE
NORTHERN PORTION OF ZION NATIONAL PARK. RADAR ESTIMATES OF 1 TO 2
INCHES OF RAIN FELL ACROSS A LARGE SWATH OF THE UPPER PORTION OF
THE NORTH CREEK AND NORTH FORK OF THE VIRGIN RIVER. FLASH FLOODING
WILL OCCUR AND VIRGIN RIVER MAY RISE 5 FEET OR GREATER THROUGH THE
NARROWS. ADDITIONAL RAIN SHOWERS ARE POSSIBLE THROUGH TONIGHT BUT ARE
NOT EXPECTED TO BE AS HEAVY AS THE EARLIER STORMS.

.TONIGHT...
 LAL.................2.
 HAINES INDEX........3 ..VERY LOW.
 SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER).
                     ISOLATED SHOWERS AND THUNDERSTORMS
 MIN TEMPERATURE.....55-57.
 MAX HUMIDITY........95-97 PERCENT.
 WINDS - 20-FOOT.....NORTH WINDS 10-15 MPH WITH GUSTS TO 30 MPH
                     THROUGH 2030 THEN NORTH AT 10 WITH GUSTS TO
                     20 MPH THROUGH THE NIGHT.

.TUESDAY...
  LAL.................2 UNTIL NOON...THEN 4.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......920.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
                      UNTIL NOON...THEN A CHANCE OF SHOWERS AND
                      THUNDERSTORMS.
  MAX TEMPERATURE.....83-85.
  MIN HUMIDITY........36-38 PERCENT.
  WINDS - 20-FOOT.....LIGHT AND VARIABLE WINDS BECOMING WEST 5 TO
                      10 MPH IN THE LATE MORNING AND AFTERNOON.

.OUTLOOK FOR WEDNESDAY...
  LAL.................2 UNTIL NOON...THEN 4.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
                      THE MORNING...THEN A CHANCE OF SHOWERS AND
                      THUNDERSTORMS IN THE AFTERNOON.
  MAX TEMPERATURE.....83-85.
  MIN HUMIDITY........31-33 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 5 MPH SHIFTING TO THE SOUTHWEST
                      IN THE AFTERNOON.



FORECASTER...STRUTHWOLF
REQUESTED BY...MCDONALD-O LEAR
REASON FOR REQUEST...SAR
.TAG 20130722.NARRO.01/SLC

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