167  
FNUS71 KBOX 112035  
FWSBOX  
 
SPOT FORECAST FOR SPARTAN RACE...MEMA  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
435 PM EDT SAT AUG 11 2018  
 
FORECAST IS BASED ON FORECAST START TIME OF 1700 EDT ON AUGUST 11.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
SCATTERED SHOWERS AND THUNDERSTORMS ARE ANTICIPATED SUNDAY.  
 
   
REST OF TODAY
 
 
TIME (EDT) 5PM  
SKY (%).........96  
WEATHER COV.....DEF  
WEATHER TYPE....RW  
TSTM COV........ISO  
CHC OF PCPN (%).80  
CHC OF RAIN (%).80  
CHC OF THDR (%).0  
TEMP............68  
RH..............90  
HEAT INDEX (F)..68  
WIND CHILL (F)..68  
20 FT WIND DIR..E  
20 FT WIND SPD..6  
20 FT WIND GUST.7  
EYE LVL WND DIR.E  
EYE LVL WND SPD.4  
EYE LVL WND GST.  
SURFACE WND DIR.E  
SURFACE WND SPD.6  
SURFACE WND GST.7  
   
TONIGHT
 
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........97 97 98 98 97 97 96 94 93 92 90 89  
WEATHER COV.....DEF DEF LKY LKY LKY LKY CHC CHC CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ISO ISO ISO ISO ISO ISO ISO  
CHC OF PCPN (%).80 80 70 70 60 60 50 50 50 50 40 40  
CHC OF RAIN (%).80 80 60 60 60 60 40 40 40 40 40 40  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............68 67 66 66 65 65 65 64 64 64 64 64  
RH..............93 100 100 100 100 100 100 100 100 100 100 100  
HEAT INDEX (F)..68 67 66 66 65 65 65 64 64 64 64 64  
WIND CHILL (F)..68 67 66 66 65 65 65 64 64 64 64 64  
20 FT WIND DIR..E E E SE SE SE SE SE E E E E  
20 FT WIND SPD..5 5 5 3 3 3 3 3 3 2 2 3  
20 FT WIND GUST.6 7 6 6 5 5 5 5 5 5 5 5  
EYE LVL WND DIR.E E E SE SE SE SE SE E E E E  
EYE LVL WND SPD.3 3 3 2 2 2 2 2 2 1 1 2  
EYE LVL WND GST.4 4 4 4 3 3 3 3 3 3 3 3  
SURFACE WND DIR.E E E SE SE SE SE SE E E E E  
SURFACE WND SPD.5 5 5 3 3 3 3 3 3 2 2 3  
SURFACE WND GST.6 7 6 6 5 5 5 5 5 5 5 5  
   
SUNDAY
 
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........91 95 92 87 78 72  
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........ CHANCE CHANCE CHANCE CHANCE  
CHC OF PCPN (%).40 40 40 50 50 50  
CHC OF RAIN (%).40 40 40 40 40 40  
CHC OF THDR (%).0 0 0 0 0 0  
TEMP............64 66 69 71 75 76  
RH..............100 97 90 90 84 82  
HEAT INDEX (F)..64 66 69 71 75 76  
WIND CHILL (F)..64 66 69 71 75 76  
20 FT WIND......E 3 NE 3 NE 5 NE 6 E 6 E 7  
20 FT WIND GUST.5 5 6 7 7 8  
EYE LEVEL WIND..E 2 NE 2 NE 3 NE 4 E 4 E 4  
EYE LVL WND GST.3 3 4 5  
SURFACE WIND....E 3 NE 3 NE 5 NE 6 E 6 E 7  
SURFACE WND GST.5 5 6 7 7 8  
 

 
 
FORECASTER...WTB  
REQUESTED BY...MATTHEW KOLHONEN  
TYPE OF REQUEST...OTHER  
.TAG 1814407.0/BOX  
.DELDT 08/11/18  
.EMAIL MEMA.STATECONTROL@MASS.GOV  
 
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