Area Forecast Discussion
Issued by NWS Flagstaff, AZ

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FXUS65 KFGZ 220059
AFDFGZ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
600 PM MST SUN SEP 21 2014

.SYNOPSIS...
WIDELY SCATTERED THUNDERSTORMS ACROSS NAVAJO AND APACHE COUNTIES
WILL END THIS EVENING AS A LOW PRESSURE SYSTEM MOVES AWAY FROM
ARIZONA. FROM MONDAY THROUGH THURSDAY...DRY WEATHER IS EXPECTED FOR
MOST OF THE AREA SAVE THE WHITE MOUNTAINS WHERE ISOLATED AFTERNOON
STORM MAY DEVELOP. A COLD FRONT MAY APPROACH THE STATE ON FRIDAY.
&&

.DISCUSSION...

HAVE UPDATED THE SHORT TERM GRIDS TO END STORM CHANCES ACROSS
COCONINO AND YAVAPAI COUNTIES AND MAKE SKIES CLEAR OVERNIGHT.

&&

.PREV DISCUSSION 320 PM...LOW PRESSURE CURRENTLY ACROSS
NORTH-CENTRAL NEVADA WILL CONTINUE TO SHIFT NORTHEASTWARD AND AWAY
FROM THE STATE TONIGHT AND MONDAY. STORMS OVER NORTHERN AND EASTERN
AZ WILL LINGER INTO THE EVENING...BUT A DRYING SOUTHWESTERLY FLOW
WILL SET UP INTO OVERNIGHT AND MONDAY.

MONDAY THROUGH THURSDAY...WARM HIGH PRESSURE BUILDS INTO THE
DESERT SOUTHWEST WITH A DRIER WESTERLY FLOW. A VERY STABLE AIR
MASS OVERHEAD WILL SHARPLY LIMIT DAYTIME CONVECTION WITH FAIR
NIGHTS EXPECTED...THOUGH SLIGHT CHANCES CAN`T BE RULED OUT IN
EASTERN AZ.

FRIDAY AND INTO THE WEEKEND...MODELS SHOW THAT A STORM SYSTEM
FROM THE WEST WILL LIKELY INTERACT WITH LINGERING MOISTURE OVER
ARIZONA FOR A CHANCE OF SHOWERS AND THUNDERSTORMS.

&&

.AVIATION...
FOR THE 00Z PACKAGE...WIDELY SCATTERED SHRA/TSRA WILL CONTINUE THRU
02Z ACROSS NAVAJO AND APACHE COUNTIES THEN DIMINISH. ISOLD IFR/MVFR
AND ERRATIC SFC WIND GUSTS 30 TO 40 KTS NEAR TSRA. ELSEWHERE AND
OTHERWISE VFR AND SKC.  AVIATION DISCUSSION NOT UPDATED FOR
AMENDMENTS.

&&

.FGZ WATCHES/WARNINGS/ADVISORIES...NONE.

&&

$$

PUBLIC.........DL KD
AVIATION.......DL

FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT
WEATHER.GOV/FLAGSTAFF









USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.