641  
FNUS72 KCHS 160732  
FWSCHS  
 
SPOT FORECAST FOR MA-02...USFWS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
332 AM EDT FRI JUN 16 2017  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON JUNE 16.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A SUMMER-LIKE PATTERN WILL PERSIST INTO THIS WEEKEND AS THE AREA  
REMAINS BETWEEN ATLANTIC HIGH PRESSURE AND AN INLAND SURFACE TROUGH.  
 
FOG POTENTIAL FOR TONIGHT: LOW.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE MORNING. A CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE  
AFTERNOON, THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....AROUND 90.  
MIN HUMIDITY........54 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 9 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE  
MORNING.  
MIXING HEIGHT.......MAX 4800 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 14 MPH, INCREASING TO AROUND 18 MPH  
LATE.  
MAX ADI.............59.  
INVERSION END.......9:00 AM.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......PC PC PC PC PC PC PC PC PC PC  
WEATHER TYPE.... RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH CHC CHC CHC SCH  
CHC OF PCPN (%).10 10 10 20 20 20 30 30 30 20  
TEMP............77 80 84 88 90 90 90 90 89 87  
RH..............82 79 70 59 56 56 56 54 56 59  
20 FT WIND DIR..SW SW SW SW SW S S S S S  
20 FT WIND SPD..5 5 6 7 8 8 9 9 9 9  
20 FT WIND GUST.6 6 10 10 12 12 14 14 14 14  
MIX HGT (KFT)...0.3 1.2 2.0 2.9 3.7 4.0 4.8 4.7 4.0 3.8  
TRANSP WIND DIR.SW SW SW SW S S S S S S  
TRANSP WIND SPD.6 8 8 8 14 14 14 18 18 18  
LVORI...........4 4 3 3 2 2 1 1 2 2  
ADI.............4 13 22 32 41 50 59 51 42 34  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS, MAINLY IN THE EVENING.  
CHANCE OF PCPN......30 PERCENT.  
MIN TEMPERATURE.....AROUND 72.  
MAX HUMIDITY........97 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 9 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MAX LVORI...........6.  
MIN ADI.............4.  
INVERSION BEGIN.....8:00 PM.  
 
TIME (EDT) 6 PM 9 PM MIDNGT 3 AM  
SKY COVER.......PCLDY PCLDY PCLDY PCLDY  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........CHANCE CHANCE CHANCE S CHC  
CHC OF PCPN (%).30 30 30 20  
TEMP............86 79 75 74  
RH..............61 79 90 93  
20 FT WIND......S 9G14 S 7G12 S 6G8 S 6  
MIX HGT (FT)....2600 800 700 400  
TRANSPORT WIND..S 14 S 8 S 6 S 6  
LVORI...........2 4 5 6  
ADI.............25 8 6 5  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE MORNING, THEN A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE  
MORNING AND AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........57 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......MAX 3200 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 14 MPH.  
MAX ADI.............33.  
INVERSION END.......9:00 AM.  
 
TIME (EDT) 6 AM 10 AM 2 PM  
SKY COVER.......MCLDY MCLDY MCLDY  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC CHANCE CHANCE  
CHC OF PCPN (%).20 30 40  
TEMP............73 83 89  
RH..............97 72 57  
20 FT WIND......S 5G8 S 7G10 S 8G12  
MIX HGT (FT)....400 2100 3200  
TRANSPORT WIND..S 6 S 12 S 12  
LVORI...........5 4 1  
ADI.............6 16 33  
 

 
FORECASTER...24  
REQUESTED BY...BROCK WILLIAMS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1711152.0/CHS  
.EMAIL BROCK_WILLIAMS@FWS.GOV  
 
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