Suppression Forecast
Issued by NWS Wakefield, VA

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000
FNUS71 KAKQ 181313
FWSAKQ

SPOT FORECAST FOR TWIN LAKES SP...VA DCR-STATE PARKS
NATIONAL WEATHER SERVICE WAKEFIELD VA
913 AM EDT FRI APR 18 2014

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL PUSH OFF TO THE CANADIAN MARITIMES THIS
MORNING...MAINTAINING A COOL NORTHEAST FLOW ACROSS THE LOCAL
AREA. A SLOW MOVING LOW PRESSURE SYSTEM WILL MOVE FROM THE GULF OF
MEXICO TODAY...TO OFF THE SOUTHEAST COAST ON SATURDAY. THIS WILL
BRING A CHANCE FOR RAIN TO PORTIONS OF THE AREA LATER TONIGHT AND
SATURDAY. HIGH PRESSURE BUILDS SOUTH FROM EASTERN CANADA SATURDAY
NIGHT AND SUNDAY.



.TODAY...

SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).
MAX TEMPERATURE.....AROUND 58.
MIN HUMIDITY........41 PERCENT.
WIND (20FT/2MIN)....LIGHT WINDS...BECOMING NORTHEAST 5 TO 6 MPH IN
                    THE LATE MORNING AND EARLY AFTERNOON...THEN
                    BECOMING LIGHT LATE.
CHANCE OF PCPN......10 PERCENT.
MIXING HEIGHT.......300-2100 FT AGL...INCREASING TO 2300-2700 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 3 TO 9 MPH.
HAINES INDEX........4 OR LOW POTENTIAL.

TIME (EDT)          9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).............60  60  60  73  73  73  82  82  82
WEATHER COV.........
WEATHER TYPE........
TSTM COV............
TEMP................41  45  49  51  53  54  56  57  57
RH..................82  70  61  56  54  52  47  44  44
CHC OF PCPN (%).....10  10  10  10  10  10  10  10  10
MIX HGT (KFT).......0.8 1.3 1.9 2.1 2.4 2.7 2.6 2.4 2.3
20 FT WIND DIR......N   N   N   NE  NE  NE  NE  E   E
20 FT WIND SPD......5   5   6   6   5   5   3   3   3
20 FT WIND GUST.....10  10  10  10  10  10  5   5   5
TRANSP WIND DIR.....NE  NE  NE  NE  NE  E   E   SE  SE
TRANSP WIND SPD.....9   8   8   7   6   6   5   3   3
VRATE KT-FT/1000....6   10  13  13  13  13  10  8   7
LVORI...............4   3   2   2   2   2   2   2   2
ADI.................6   15  19  18  17  12  10  8   9
HAINES INDEX........4   4   4   4   4   4   4   4   4

.TONIGHT...

SKY/WEATHER.........CLOUDY (85-95 PERCENT). A SLIGHT CHANCE OF RAIN
                    LATE IN THE EVENING. A CHANCE OF RAIN AFTER
                    MIDNIGHT. 30% CHANCE FOG.
MIN TEMPERATURE.....AROUND 44.
MAX HUMIDITY........86 PERCENT.
WIND (20FT/2MIN)....LIGHT WINDS.
CHANCE OF PCPN......30 PERCENT.
MIXING HEIGHT.......300-1600 FT AGL.
TRANSPORT WINDS.....NORTHEAST 2 TO 6 MPH.
HAINES INDEX........4 OR LOW POTENTIAL.

TIME (EDT)          6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).............87  87  87  91  91  91  94  94  94  92  92  92
WEATHER COV.........            SCH SCH SCH CHC CHC CHC CHC CHC CHC
WEATHER TYPE........            RN  RN  RN  RN  RN  RN  RN  RN  RN
TSTM COV............
TEMP................56  54  53  51  49  47  47  47  47  46  46  45
RH..................49  53  59  63  71  76  76  79  79  83  83  86
CHC OF PCPN (%).....10  10  10  10  20  20  20  20  30  30  30  30
MIX HGT (KFT).......1.6 0.9 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
20 FT WIND DIR......E   E   E   E   E   SE  SE  SE  SE  E   E   E
20 FT WIND SPD......3   3   3   3   3   3   3   2   2   2   2   3
20 FT WIND GUST.....5   5   5   5   5   5   5   5   5   5   5   5
TRANSP WIND DIR.....SE  E   E   E   SE  SE  SE  E   E   E   E   NE
TRANSP WIND SPD.....3   3   3   5   6   6   5   3   2   2   2   3
VRATE KT-FT/1000....5   3   1   1   1   1   1   1   1   1   1   1
LVORI...............2   2   3   3   3   4   4   4   4   5   5   5
ADI.................7   4   4   5   2   3   2   2   1   1   1   2
HAINES INDEX........4   4   4   4   4   4   4   4   4   4   4   4

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF RAIN
                    UNTIL LATE AFTERNOON. 30% CHANCE FOG EARLY.
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........45 PERCENT.
WIND (20FT/2MIN)....LIGHT WINDS...BECOMING NORTHEAST 5 TO 9 MPH IN
                    THE LATE MORNING AND AFTERNOON.
CHANCE OF PCPN......30 PERCENT.
MIXING HEIGHT.......300-2200 FT AGL...INCREASING TO 2400-2600 FT
                    AGL LATE.
TRANSPORT WINDS.....NORTHEAST 3 TO 12 MPH...INCREASING TO 15 TO 17
                    MPH LATE IN THE MORNING.
HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.

TIME (EDT)          6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).............88  88  88  84  84  84  80  80  80  72  72  72
WEATHER COV.........CHC CHC CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE........RN  RN  RN  RN  RN  RN  RN  RN  RN
TSTM COV............
TEMP................46  46  47  50  52  55  56  58  59  60  61  62
RH..................86  86  86  77  71  64  62  55  53  51  49  48
CHC OF PCPN (%).....30  30  30  30  30  30  30  30  10  10  10  10
MIX HGT (KFT).......0.3 0.3 0.3 0.5 0.7 0.9 1.3 1.8 2.2 2.4 2.5 2.6
20 FT WIND DIR......NE  NE  N   N   NE  NE  NE  NE  NE  NE  NE  E
20 FT WIND SPD......3   3   3   3   5   6   7   8   9   9   8   8
20 FT WIND GUST.....5   5   5   5   10  10  15  15  15  15  15  15
TRANSP WIND DIR.....NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
TRANSP WIND SPD.....3   3   5   8   12  15  17  17  17  17  17  16
VRATE KT-FT/1000....1   1   1   3   7   11  19  27  35  36  36  37
LVORI...............5   5   5   4   3   2   2   1   1   1   1   1
ADI.................1   2   2   5   13  17  25  32  36  37  37  36
HAINES INDEX........4   4   4   4   5   5   5   5   5   5   5   5



FORECASTER...ALBRIGHT
REQUESTED BY...IRENE FRENTZ
TYPE OF REQUEST...PRESCRIBED
.TAG 20140418.TWINL.01/AKQ








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