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FNUS75 KFGZ 030933

FWSFGZ



Spot Forecast for Whiting Rx...USFS

National Weather Service Flagstaff AZ

233 AM MST Fri May 3 2024



Forecast is based on ignition time of 0600 MST on May 03. 

If conditions become unrepresentative, contact the 

National Weather Service in Flagstaff, AZ.



.DISCUSSION...



*Expect mild and dry conditions for today with breezy

southwest winds. Winds relax overnight with moderate

humidity recovery.



*Southwest winds grow stronger on Saturday with slightly

drier conditions. Temperatures remain mild.



*Long Range Outlook: Strong southwest winds develop on

Sunday with forecast gusts of 50-60 mph at the burn site.

Expect afternoon humidity of 15-20%. Winds remain elevated, 

25-35 mph, through Sunday night with good humidity recovery.

Afternoon winds remain breezy for Monday and Tuesday, along 

with humidity of 10-15%. 



.TODAY...



Sky/weather.........Sunny. 

Chance of pcpn......0 percent. 

Max temperature.....61-64. 

Min humidity........15-18 percent. 

Wind (20 ft)........Light and variable winds, 3-6 mph, in the 

					morning, becoming southwest 10-15 mph with 

					gusts to around 25 mph by 1100 MST. 

LAL.................1. 

Haines Index........5 or moderate potential for large plume 

                    dominated fire growth. 

Max Vent Rate.......Excellent in the afternoon. 

Clearing Index......1613. 

Mixing height.......11300 ft AGL after 1200 MST. 

Transport winds.....Southwest 10 to 20 mph. 



.TONIGHT...



Sky/weather.........Mostly clear. 

Chance of pcpn......0 percent. 

Min temperature.....35-38. 

Max humidity........46-50 percent. 

Wind (20 ft)........Southerly winds 3-6 mph. 

LAL.................1. 

Haines Index........4 or low potential for large plume dominated 

                    fire growth. 

Min Vent Rate.......Poor. 

Clearing Index......4. 

Mixing height.......50-100 ft AGL. 

Transport winds.....Southwest 10 to 15 mph decreasing to around 5 

                    mph overnight. 



.SATURDAY...



Sky/weather.........Sunny. 

Chance of pcpn......0 percent. 

Max temperature.....61-65. 

Min humidity........15-18 percent. 

Wind (20 ft)........South winds around 5 mph in the morning, 

					becoming southwest 15-20 mph with gusts of up

					to 30 mph after 1200 MST. 

LAL.................1. 

Haines Index........5 or moderate potential for large plume 

                    dominated fire growth. 

Max Vent Rate.......Excellent. 

Clearing Index......1830. 

Mixing height.......13000 ft AGL in the afternoon. 

Transport winds.....Southwest 5 to 10 mph, increasing to around 

					25 mph by 1200 MST. 



$$

Forecaster...LAGUARDIA

Requested by...Alexandra Padilla

Type of request...PRESCRIBED

.TAG 2413035.0/FGZ

.DELDT 05/03/24

.FormatterVersion 2.0.0

.EMAIL Brent.corkish@usda.gov