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Area Forecast Discussion
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
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147 FXUS65 KFGZ 211940 AFDFGZ Area Forecast Discussion National Weather Service Flagstaff AZ 1240 PM MST Fri Feb 21 2025 .SYNOPSIS...Expect dry conditions over the next week. Cool weather today will steadily warm up through the weekend. Strong high pressure builds next week, bringing very warm and possibly record high temperatures. && .DISCUSSION...A trough moving through Colorado sent a weak push of cooler air into our region today, along with some northeasterly breezes. Another trailing shortwave will move south across Arizona tonight, keeping the northeast breezes (gusts 15-25 mph) going in localized areas along/south of the Mogollon Rim. Starting Saturday and continuing through at least Thursday, strong high pressure will build over the southwest United States. Northern Arizona can expect well above normal temperatures both day and night, with some record or near-record highs likely especially Monday and Tuesday. Winds will be light from the north to northeast through midweek. Toward the end of next week, there is a bit more uncertainty in the weather pattern, with some ensemble members including the operational GFS bringing low pressure into the region off the Pacific as early as Friday. However, the majority of members keep the ridge over us through Friday. Our current forecasts indicate daytime highs 15-20 degrees above seasonal averages through the period. && .AVIATION...Friday 21/18Z through Saturday 22/18Z...Expect VFR conditions. Sfc winds NE 10-15g20kts over higher terrain roughly along a line from KKNB-KGCN-KFLG-KPAN southwestward. N-NE winds 5- 10kts elsewhere. Winds decrease tonight, but may gust to 25kts just SW of higher terrain, including terminal KSEZ. OUTLOOK...Saturday 22/18Z through Monday 24/18Z...Expect VFR conditions. Sfc winds generally variable and less than 10kts. Localized NE gusts to 20kts possible each night just SW of the higher terrain, including terminal KSEZ. && .FIRE WEATHER...Saturday and Sunday...Dry and turning warmer. North through northeast winds decrease tonight, but will remain gusty just southwest of higher terrain. Winds generally light and variable Saturday and Sunday. Monday through Wednesday...Turning very warm and continued dry. Winds generally variable and less than 10 mph. && .FGZ WATCHES/WARNINGS/ADVISORIES...None. && $$ PUBLIC...JJ AVIATION...Peterson FIRE WEATHER...Peterson For Northern Arizona weather information visit weather.gov/flagstaff