AFOS product FWSTWC
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Displaying AFOS PIL: FWSTWC
Product Timestamp: 2025-09-09 09:34 UTC

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815 
FNUS75 KTWC 090934
FWSTWC

Spot Forecast for SVRD pile...USFS
National Weather Service Tucson AZ
234 AM MST Tue Sep 9 2025

Forecast is based on ignition time of 0600 MST on September 09. 

.DISCUSSION...Generally dry conditions for the SVRD pile today, however
there will be just enough moisture for slight chances (~10 percent)
of showers and thunderstorms. Any shower and thunderstorm activity
will be isolated in nature and short lived. Outside of any thunderstorm
infleunces, winds will be light today. The winds will increase on 
Wednesday with afternoon gusts to around 20 mph and continued slight chances
for showers and thunderstorms. 

.TODAY...

Sky/weather.........Mostly sunny in the morning, then partly cloudy
                    in the afternoon with a slight chance of showers
                    and thunderstorms. 
Chance of pcpn......0 percent then 10 percent after 1200. 
Max temperature.....87-90 degrees. 
Min humidity........28-31 percent. 
20-foot winds.......South tou southeast 3 to 7 mph, becoming 
                    southwest 5 to 8 mph in the afternoon. 
                    Gusty and erratic winds expected near any
                    thunderstorms late in the morning. 
Mixing height.......800 ft AGL increasing to 9200 ft AGL. 
Transport winds.....Variable less than 5 kts early this morning, then 
                    shifting to the south 5 to 10 knots in the 
                    late morning and early afternoon shifting to the 
                    southwest around 10 knots late in the afternoon. 

TIME (MST)      6 AM      9 AM      NOON      3 PM      
Sky (%).........5         2         21        30        
Weather cov.....                    S CHC     S CHC     
Weather type....NONE      NONE      RNSHWR    RNSHWR    
Tstm cov........                    S CHC     S CHC     
CWR.............0         0         10        10        
Temp............64        82        86        87        
RH..............68        42        33        29        
20 FT wind......SW 2G5    E 2G6     S 4G10    SW 4G10   
Mix hgt (ft)....BLW100    2700      8500      8300      
Transport wind..NW 4      SE 5      S 10      SW 9      

.TONIGHT...

Sky/weather.........Mostly clear. Slight chance of showers
                    and thunderstorms before 2000.
Chance of pcpn......10 percent before 2000, then 0 percent.
Min temperature.....63-66 degrees. 
Max humidity........62-65 percent. 
20-foot winds.......Southwest winds 5 to 7 mph. 
Mixing height.......3500 ft AGL decreasing to 100 ft AGL. 
Transport winds.....Southwest 4 to 10 knots. 

TIME (MST)      6 PM      9 PM      MIDNGT    3 AM      
Sky (%).........19        17        11        13        
Weather cov.....                                        
Weather type....NONE      NONE      NONE      NONE      
Tstm cov........                                        
CWR.............10        0         0         0         
Temp............78        73        70        67        
RH..............43        49        54        58        
20 FT wind......SW 4G10   SW 4G10   SW 4G10   S 4G7     
Mix hgt (ft)....3500      BLW100    BLW100    BLW100    
Transport wind..S 9       SW 9      SW 7      SW 4      

.WEDNESDAY...

Sky/weather.........Mostly sunny in the morning, then partly cloudy
                    in the afternoon with a slight chance of showers
                    and thunderstorms. 
Chance of pcpn......0 percent increasing to 10 percent after 1200. 
Max temperature.....85-88 degrees. 
Min humidity........34-37 percent. 
20-foot winds.......South winds 6 to 12 mph with gusts up to around 
                    20 mph in the afternoon. Gusty and erratic 
                    winds expected near thunderstorms late in the 
                    morning. 
Mixing height.......1000 ft AGL increasing to 6900 ft AGL. 
Transport winds.....South 6 to 14 knots. 

TIME (MST)      6 AM      9 AM      NOON      3 PM      
Sky (%).........18        7         20        32        
Weather cov.....                    S CHC     S CHC     
Weather type....NONE      NONE      RNSHWR    RNSHWR    
Tstm cov........                    S CHC     S CHC     
CWR.............0         0         10        10        
Temp............66        83        86        83        
RH..............62        41        35        38        
20 FT wind......S 4G8     S 5G12    S 8G12    SW 7G11   
Mix hgt (ft)....BLW100    3100      6300      4400      
Transport wind..S 6       S 11      S 13      SW 11     

$$
Forecaster...LADER
Requested by...Beau Cartwright
Type of request...PRESCRIBED
.TAG 2521577.0/TWC
.DELDT 09/09/25
.FormatterVersion 2.0.0
.EMAIL beaucartwright@usda.gov

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