764  
FNUS71 KCAR 221354  
FWSCAR  
 
SPOT FORECAST FOR UNDERSTORY RX...MAINE FOREST SERVICE  
NATIONAL WEATHER SERVICE CARIBOU ME  
954 AM EDT MON MAY 22 2017  
 
FORECAST IS BASED ON IGNITION TIME OF 1300 EDT ON MAY 22.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE AT 207-492-0166.  
   
DISCUSSION
 
 
CLOUDY CONDITIONS WITH LIGHT SOUTH TO SOUTHWEST WINDS ARE EXPECTED. SHOWERS WITH A WEAKENING FRONTAL  
SYSTEM WILL HOLD OFF UNTIL LATE THIS AFTERNOON INTO THE EVENING.  
 
WEATHER COVERAGE ABBREVIATIONS... SCH=SLIGHT CHANCE, ISO=ISOLATED,  
CHC=CHANCE, SCT=SCATTERED, LKY=LIKELY, NUM=NUMEROUS,  
DEF=DEFINITE, WID=WIDESPREAD, OCL=OCCASIONAL, PDS=PERIODS,  
ARS=AREAS, PTY=PATCHY  
 
WEATHER TYPE ABBREVIATIONS... DYT=DRY THUNDERSTORMS, TSM=THUNDERSTORMS,  
SN=SNOW, RN=RAIN, SW=SNOW SHOWERS, RW=RAIN SHOWERS,  
DZL=DRIZZLE, FZR=FREEZING RAIN, FZD=FREEZING DRIZZLE, SLT=SLEET,  
FZF=FREEZING FOG, IFG=ICE FOG, HAZ=HAZE, BSN=BLOWING SNOW,  
SMK=SMOKE, FST=FROST, FZS=FREEZING SPRAY, RS=RAIN/SNOW,  
DZF=DRIZZLE/FOG, SNF=SNOW/FOG, RNF=RAIN/FOG,  
ZRS=FREEZING RAIN/SNOW  
 
OTHER ABBREVIATIONS... NA=NOT AVAILABLE, M=MISSING  
   
REST OF TODAY
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). ISOLATED SHOWERS LATE.  
CWR.................0 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 62.  
MIN HUMIDITY........53 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS 5 TO 7 MPH.  
WIND SHIFT..........  
MIXING HEIGHT.......4900-6200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 18 TO 21 MPH.  
SMOKE DISPERSAL.....EXCELLENT (88900 KNOT-FT).  
PCPN AMOUNT.........0.01 INCHES.  
 
TIME (EDT) 1PM 2PM 3PM 4PM 5PM  
SKY (%).........94 93 91 89 88  
WEATHER COV..... ISO ISO  
WEATHER TYPE.... RW RW  
TSTM COV........NO NO NO NO NO  
CWR.............0 0 0 0 0  
LAL.............1 1 1 1 1  
TEMP............58 59 58 57 57  
RH..............55 53 55 57 55  
EYE LVL WND DIR.S S S S S  
EYE LVL WND SPD.4 4 4 4 4  
EYE LVL WND GST.10 15 15 15 15  
MIX HGT (KFT)...6.2 6.0 5.9 5.5 4.9  
TRANSP WIND DIR.S S S SW SW  
TRANSP WIND SPD.18 20 20 20 21  
VRATE KT-FT/100099 102 100 93 89  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). SHOWERS.  
CWR.................0 PERCENT...INCREASING TO 55 PERCENT IN THE  
EVENING...THEN DECREASING TO 18 PERCENT.  
LAL.................NO TSTMS.  
MIN TEMPERATURE.....AROUND 46.  
MAX HUMIDITY........93 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS 5 TO 7 MPH IN THE  
EVENING...BECOMING LIGHT.  
WIND SHIFT..........  
MIXING HEIGHT.......2500-4400 FT AGL...DECREASING TO 2200-2400 FT  
AGL AFTER MIDNIGHT.  
TRANSPORT WINDS.....SOUTHWEST 17 TO 24 MPH.  
SMOKE DISPERSAL.....GOOD TO EXCELLENT (35700-79900 KNOT-FT).  
PCPN AMOUNT.........0.14 INCHES.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........90 93 96 94 93 91 91 90 90 90 90 90  
WEATHER COV.....CHC CHC CHC LKY LKY DEF LKY LKY CHC CHC CHC SCH  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........NO NO NO NO NO NO NO NO NO NO NO NO  
CWR.............0 0 60 60 60 60 60 60 20 20 20 20  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............55 54 52 51 50 49 49 48 47 48 48 48  
RH..............59 61 66 71 74 80 83 86 93 89 93 93  
EYE LVL WND DIR.S S S S S S S S S S S S  
EYE LVL WND SPD.4 4 4 4 4 4 3 3 3 3 2 2  
EYE LVL WND GST.15 15 10 10 10 10 10 10 10 5 5  
MIX HGT (KFT)...4.4 3.9 3.5 3.2 2.9 2.5 2.5 2.4 2.2 2.3 2.3 2.4  
TRANSP WIND DIR.SW SW S S S S S S S S S SW  
TRANSP WIND SPD.21 22 23 23 23 24 24 24 23 22 20 17  
VRATE KT-FT/100080 75 69 64 59 52 53 50 44 43 39 36  
 

 
FORECASTER...MWALKER  
REQUESTED BY...WESLEY HATCH  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1709865.0/CAR  
.EMAIL WESLEY.HATCH@MAINE.GOV  
 
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