Fri May 17 03:08:17 EDT 2024

Washington TN-
Including the city of Johnson City
308 AM EDT Fri May 17 2024

                      Today        Tonight      Sat          

Cloud Cover           Mcldy        Mcldy        Mcldy        
Temp (24h trend)      71-76 (-1)   57-62 (+3)   72-77        
RH % (24h trend)      59-64 (+1)   95-100 (+6)  66-71        
RH Recovery                        Excellent                 
AM 20FT Wnd (mph)     Lgt/Var                   SW  5        
PM 20FT Wnd (mph)     Lgt/Var      SE  6        W  5         
Transport Wnd (mph)   SW  8        W  6         W 12         
Mixing Hgt(ft-agl)    2760         310          3250         
Vent Rate (mph-ft)    22080        1860         39000        
Max Dispersion Early  19 Gen Poor  3 Very Poor  21 Fair      
Max Dispersion Late   17 Gen Poor  3 Very Poor  32 Fair      
Category Day          2            1            3            
Haines Index          4            3            3            
Max LVORI Early       6            6            9            
Max LVORI Late        3            8            3            
Precip Chance (%)     80           60           70           
Precip Type           Tstms        Tstms        Tstms        
Precip Duration       3            2            2            
Precip Amount         0.28         0.22         0.18         
Precip Begin          9 AM         Continuing   Continuing   
Precip End            Continuing   Continuing   Continuing   
LAL                   3            3            4            

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...

.SATURDAY NIGHT...Mostly cloudy with showers and thunderstorms
likely. Lows around 60. Light winds. 
.SUNDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 69 percent. North
winds less than 10 mph. 
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. Light winds. 
.MONDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 51 percent.
Light winds. 
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light winds. 
.TUESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 80. Minimum RH 51 percent. Light
winds. 
.TUESDAY NIGHT...Mostly clear. Lows around 60. Light winds. 
.WEDNESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 59 percent.
South winds less than 10 mph. 
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southwest winds less than
10 mph. 
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
58 percent. Southwest winds less than 10 mph. 


*The AGL Mixing Height is calculated from an average elevation for 
the entire Forecast Zone and should only be used as a guide.  
For a specific AGL Mixing Height a Spot Forecast will be needed.