412  
FNUS71 KGYX 181435  
FWSGYX  
 
SPOT FORECAST FOR PERCY RX...USFS  
NATIONAL WEATHER SERVICE GRAY ME  
1035 AM EDT FRI MAY 18 2018  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MAY 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (207) 688-3224, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
CWR.................0 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........19 PERCENT.  
DEWPOINT............24.  
MAX APPARENT TEMP...68.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......4200-5000 FT AGL.  
TRANSPORT WINDS.....WEST 2 TO 3 MPH.  
SMOKE DISPERSAL.....POOR (9200 KNOT-FT).  
LVORI...............2.  
ADI.................15.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........1 1 1 1 1 1 1  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........NO NO NO NO NO NO NO  
CWR.............0 0 0 0 0 0 0  
LAL.............1 1 1 1 1 1 1  
TEMP............57 61 63 65 66 68 64  
DEWPOINT........23 23 23 23 24 24 25  
RH..............27 23 21 20 20 19 22  
APARNT TMP (F)..57 61 63 65 66 68 64  
20 FT WIND DIR..NE N N N NW W W  
20 FT WIND SPD..2 2 2 1 1 1 1  
20 FT WIND GUST.4 4 2 2 2 2  
MIX HGT (KFT)...4.2 4.5 4.8 5.0 5.0 5.0 4.9  
TRANSP WIND DIR.N N NW W W W SW  
TRANSP WIND SPD.3 2 2 2 2 2 2  
LVORI...........2 2 2 2 2 2 2  
ADI.............17 12 13 13 13 13 13  
HAINES INDEX....3 3 3 3 3 3 3  
VRATE KT-FT/100013 10 9 10 9 9 10  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). PATCHY FROST EARLY  
IN THE MORNING.  
CWR.................0 PERCENT.  
LAL.................NO TSTMS.  
MIN TEMPERATURE.....AROUND 29.  
MAX HUMIDITY........100 PERCENT.  
DEWPOINT............28 INCREASING TO 31 IN THE LATE EVENING AND  
OVERNIGHT.  
MIN APPARENT TEMP...33.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......2100-4000 FT AGL DECREASING TO 0-1400 FT AGL IN  
THE LATE EVENING AND OVERNIGHT.  
TRANSPORT WINDS.....SOUTHEAST 2 TO 5 MPH.  
SMOKE DISPERSAL.....POOR (0 KNOT-FT).  
LVORI...............5.  
ADI.................12 DECREASING TO 2 EARLY IN THE EVENING.  
HAINES INDEX........3 TO 4 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........4 4 4 13 13 13  
WEATHER COV..... PATCHY  
WEATHER TYPE....NONE NONE NONE NONE NONE FROST  
TSTM COV........NO NO NO NO NO NO  
CWR.............0 0 0 0 0 0  
LAL.............1 1 1 1 1 1  
TEMP............61 53 47 43 39 35  
DEWPOINT........26 29 31 31 31 30  
RH..............26 39 53 62 73 82  
APARNT TMP (F)..61 53 47 43 39 35  
20 FT WIND......SW 1 SE 0 SE 1 SE 1 SE 0 SE 0  
20 FT WIND GUST.2 1 2 2 1  
MIX HGT (FT)....4000 2100 700 100 BLW100 BLW100  
TRANSPORT WIND..SW 2 SE 3 SE 5 SE 5 SE 3 SE 3  
LVORI...........2 2 2 3 3 5  
ADI.............11 2 2 2 2 2  
HAINES INDEX....3 3 3 3 4 4  
VRATE KT-FT/10009 6 3 0 0 0  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT) THEN BECOMING  
CLOUDY (95-100 PERCENT). AREAS OF FROST EARLY  
IN THE MORNING. CHANCE OF RAIN LATE IN THE  
MORNING. RAIN LIKELY EARLY IN THE AFTERNOON,  
THEN RAIN LATE IN THE AFTERNOON.  
CWR.................0 PERCENT INCREASING TO 89 PERCENT EARLY IN THE  
MORNING.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 61.  
MIN HUMIDITY........36 PERCENT.  
DEWPOINT............30 INCREASING TO 44.  
MIN APPARENT TEMP...29.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 7 MPH IN  
THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......400-2200 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 14 MPH INCREASING TO 14 TO 17  
MPH LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR TO GOOD (1700-31600 KNOT-FT).  
LVORI...............8 EARLY IN THE MORNING.  
ADI.................5 EARLY IN THE MORNING.  
HAINES INDEX........2 TO 4 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........54 54 54 99 99 99  
WEATHER COV.....AREAS AREAS CHANCE LIKELY LIKELY DEFNTE  
WEATHER TYPE....FROST FROST RAIN RAIN RAIN RAIN  
TSTM COV........NO NO NO NO NO NO  
CWR.............0 90 90 90 90 90  
LAL.............1 1 1 1 1 1  
TEMP............29 38 48 55 59 59  
DEWPOINT........29 30 28 29 32 40  
RH..............100 73 46 37 36 49  
APARNT TMP (F)..29 38 45 55 59 59  
20 FT WIND......SE 1 SE 2 SE 5 SE 6 SE 7 SE 6  
20 FT WIND GUST.2 5 10 11 12 11  
MIX HGT (FT)....400 1200 1900 2200 2100 1400  
TRANSPORT WIND..SE 5 SE 9 SE 14 SE 17 SE 16 SE 15  
LVORI...........10 M M M M M  
ADI.............2 M M M M M  
HAINES INDEX....4 4 4 4 4 3  
VRATE KT-FT/10002 9 23 32 29 18  
 

 
FORECASTER...SINSABAUGH  
REQUESTED BY...DONALD TUCKER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1810281.0/GYX  
.DELDT 05/18/18  
.EMAIL NECC.DISPATCH@GMAIL.COM  
 
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