207  
FNUS71 KGYX 201000  
FWSGYX  
 
SPOT FORECAST FOR CONCORD AIRPORT RX...SPACE FORCE & NHFGD  
NATIONAL WEATHER SERVICE GRAY ME  
600 AM EDT WED OCT 20 2021  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON OCTOBER 20.  
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.  
 
HIGH PRESSURE MOVES INTO THE REGION TODAY WITH NW WINDS, ABOVE  
NORMAL TEMPERATURES, AND CLEARING SKIES.  
 
SURFACE WINDS WILL BECOME BREEZY MID-MORNING AND AFTERNOON, UP TO  
15 MPH. THIS WILL ALLOW GOOD BOUNDARY LAYER MIXING AND LOWERING  
RH VALUES INTO THE UPPER 40 PERCENT RANGE TO AROUND 50 PERCENT.  
WINDS SLACKEN AND TURN S THIS EVENING.  
 
WINDS REMAIN S THURSDAY, WITH LESS BREEZY CONDITIONS EXPECTED. RH  
VALUES WILL GENERALLY BE HIGHER, BUT MAY REMAIN AROUND 50 PERCENT AS  
TEMPERATURES AGAIN CLIMB TO AROUND 70.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CWR.................0 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........48 PERCENT.  
DEWPOINT............43 INCREASING TO 47 LATE IN THE MORNING.  
MIN APPARENT TEMP...39.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST AROUND 5 MPH LATE IN  
THE MORNING, THEN BECOMING LIGHT LATE IN THE  
MORNING BECOMING NORTHWEST 6 TO 8 MPH LATE IN  
THE MORNING BECOMING LIGHT.  
MIXING HEIGHT.......4300 FT AGL.  
TRANSPORT WINDS.....WEST 2 TO 9 MPH INCREASING TO NORTHWEST 15 TO  
23 MPH IN THE LATE MORNING AND AFTERNOON, THEN  
DECREASING TO AROUND 7 MPH LATE IN THE  
AFTERNOON.  
SMOKE DISPERSAL.....POOR (700 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (69000 KNOT-FT) IN THE  
AFTERNOON.  
LVORI...............6.  
ADI.................3 INCREASING TO 37 LATE IN THE MORNING, THEN  
INCREASING TO 67 LATE IN THE MORNING INCREASING  
TO 73 EARLY IN THE AFTERNOON DECREASING TO 59  
DECREASING TO 8 LATE IN THE AFTERNOON.  
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) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........16 16 16 16 16 16 26 26 26 26 26 26  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........NO NO NO NO NO NO NO NO NO NO NO NO  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............41 41 45 51 57 60 64 65 66 67 67 66  
DEWPOINT........41 41 43 44 45 46 46 46 46 47 47 48  
RH..............100 100 93 76 63 59 51 50 48 48 49 52  
APARNT TMP (F)..39 39 44 51 57 60 64 65 66 67 67 66  
20 FT WIND DIR..W W W W W NW NW NW NW NW NW NW  
20 FT WIND SPD..3 3 3 5 3 6 8 8 7 6 6 4  
20 FT WIND GUST.4 4 6 8 6 12 14 14 13 11 10 6  
MIX HGT (KFT)...0.3 0.3 0.4 0.8 2.3 2.9 3.4 3.7 4.0 4.3 3.5 1.6  
TRANSP WIND DIR.W W W NW NW NW NW NW NW NW NW NW  
TRANSP WIND SPD.3 3 2 9 22 22 23 21 20 18 15 7  
LVORI...........10 10 8 4 1 1 1 1 1 1 1 2  
ADI.............2 2 4 4 37 67 63 71 73 73 59 8  
HAINES INDEX....3 3 4 4 4 4 4 4 4 4 4 4  
VRATE KT-FT/10001 1 1 7 43 56 67 66 68 69 46 10  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
CWR.................0 PERCENT.  
LAL.................NO TSTMS.  
MIN TEMPERATURE.....AROUND 47.  
MAX HUMIDITY........93 PERCENT.  
DEWPOINT............48.  
MAX APPARENT TEMP...64.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....WEST 1 TO 3 MPH.  
SMOKE DISPERSAL.....POOR (300 KNOT-FT).  
LVORI...............5 IN THE EVENING AND OVERNIGHT.  
ADI.................3 IN THE EVENING AND OVERNIGHT.  
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) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........33 33 33 33 33 33 12 12 12 12 12 12  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........NO NO NO NO NO NO NO NO NO NO NO NO  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............64 62 61 55 54 53 52 51 50 50 49 49  
DEWPOINT........48 48 48 48 48 49 48 48 47 47 47 47  
RH..............56 60 62 77 80 86 86 89 89 89 93 93  
APARNT TMP (F)..64 62 61 55 54 53 52 51 50 50 49 49  
20 FT WIND DIR..W SW SW SW SW SW SW W W W SW SW  
20 FT WIND SPD..4 2 1 1 1 1 1 1 1 1 0 0  
20 FT WIND GUST.6 5 2 2 2 2 2 2 2 1  
MIX HGT (KFT)...0.5 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.2 0.2  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.3 2 1 2 2 2 3 2 3 3 3 3  
LVORI...........3 3 4 5 5 6 7 7 M M M M  
ADI.............5 2 1 3 3 3 1 1 M M M M  
HAINES INDEX....4 4 3 3 3 3 3 3 3 3 3 3  
VRATE KT-FT/10002 1 0 1 1 1 1 1 1 1 1 1  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING PARTLY  
SUNNY (50-60 PERCENT).  
CWR.................0 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 71.  
MIN HUMIDITY........49 PERCENT.  
DEWPOINT............48 INCREASING TO 50 LATE IN THE MORNING.  
MAX APPARENT TEMP...70.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......3900 FT AGL.  
TRANSPORT WINDS.....WEST 2 TO 6 MPH SHIFTING TO THE SOUTH 8 TO 13  
MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (600 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (43100 KNOT-FT) IN THE  
AFTERNOON.  
LVORI...............MISSING.  
ADI.................MISSING.  
HAINES INDEX........3 TO 5 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL  
FOR LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........24 24 24 24 24 24 55 55 55 55 55 55  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........NO NO NO NO NO NO NO NO NO NO NO NO  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............48 48 50 54 62 65 68 69 70 70 69 69  
DEWPOINT........46 46 47 49 50 51 51 51 50 50 49 49  
RH..............93 93 89 83 65 60 54 53 49 49 49 49  
APARNT TMP (F)..48 48 50 54 62 65 68 69 70 70 69 69  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW S S  
20 FT WIND SPD..0 1 1 2 3 4 5 6 6 6 6 5  
20 FT WIND GUST.1 2 4 6 6 8 10 11 10 10 8  
MIX HGT (KFT)...0.3 0.2 0.3 0.3 0.8 1.6 2.7 3.3 3.9 3.0 2.1 1.2  
TRANSP WIND DIR.W W W W W W SW SW S S S S  
TRANSP WIND SPD.3 3 3 2 2 3 6 9 13 13 10 8  
LVORI...........M M M M M M M M M M M M  
ADI.............M M M M M M M M M M M M  
HAINES INDEX....3 3 4 4 4 4 4 4 5 5 5 5  
VRATE KT-FT/10001 1 1 1 2 5 14 27 43 32 18 8  
 

 
FORECASTER...CORNWELL  
REQUESTED BY...STEPHEN NAJJAR  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2119781.0/GYX  
.DELDT 10/20/21  
.FORMATTERVERSION 1.0.26  
.EMAIL STEPHEN.NAJJAR@SPACEFORCE.MIL  
 
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