FNUS71 KRNK 171208 FWSRNK SPOT FORECAST FOR POOR MOUNTAIN FIRE...VDOF NATIONAL WEATHER SERVICE BLACKSBURG VA 808 AM EDT SAT MAR 17 2012 FORECAST IS BASED ON REQUEST TIME OF 0754 EDT ON MARCH 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE OFFSHORE WILL BE THE MAIN WEATHER FEATURE ACROSS OUR AREA OVER THE WEEKEND...WHICH WILL RESULT IN LIGHT TRANSPORT WINDS BUT HIGHER HUMIDITY. HOWEVER...WEAK UPPER LEVEL DISTURBANCES PASSING OVER THE RIDGE WILL CAUSE SCATTERED SHOWERS AND THUNDERSTORMS THIS AFTERNOON INTO TONIGHT AND AGAIN ON SUNDAY. WINDS WILL TRANSITION FROM LIGHT AND VARIABLE THIS MORNING...TO SOUTHEASTERLY BY THIS EVENING AS THE HIGH SLIDES EAST...AND BUILDS SOUTH ALONG THE APPALACHIANS. A GRADUAL RETURN TO DRIER WEATHER SHOULD DEVELOP EARLY NEXT WEEK AS STRONGER HIGH PRESSURE ALOFT BUILDS INTO THE AREA. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........61 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING UPSLOPE 5 TO 7 MPH LATE IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE AFTERNOON. CWR (0.01 IN).......50 PERCENT. MIXING HEIGHT.......2200 FT AGL...INCREASING TO 2600 FT AGL LATE. TRANSPORT WINDS.....SOUTHEAST 6 TO 12 MPH. MIXING HEIGHT.......2200 FT AGL...INCREASING TO 2600 FT AGL LATE. TRANSPORT WINDS.....SOUTHEAST 6 TO 12 MPH. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. EYE LEVEL WINDS.....LIGHT AND VARIABLE WINDS...BECOMING UPSLOPE 5 TO 7 MPH LATE IN THE MORNING. TIME (EDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).............80 62 59 65 66 64 WEATHER COV.........S CHC S CHC S CHC CHANCE CHANCE CHANCE WEATHER TYPE........RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV............ CHANCE CHANCE TEMP................55 55 60 62 65 66 RH..................82 83 72 67 62 59 20 FT WIND..........N 0 N 1 E 4 E 4 E 5 SE 6 20 FT WIND GUST..... 10 10 10 15 EYE LEVEL WIND......N 0 N 1 E 3 E 3 E 4 SE 4 EYE LVL WND GST..... 10 10 10 15 MIX HGT (FT)........300 500 1000 1600 2200 2600 TRANSPORT WIND......E 7 E 6 E 7 E 8 E 10 SE 12 CWR.................20 20 20 40 40 50 HAINES INDEX........4 4 3 3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SCATTERED THUNDERSTORMS EARLY IN THE EVENING. SCATTERED SHOWERS. ISOLATED THUNDERSTORMS LATE IN THE EVENING. MIN TEMPERATURE.....AROUND 52. MAX HUMIDITY........99 PERCENT. WIND (20 FT)........EAST WINDS 5 TO 6 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE...THEN BECOMING DOWNSLOPE AROUND 5 MPH LATE. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE EVENING. CWR (0.01 IN).......40 PERCENT. MIXING HEIGHT.......300 FT AGL. TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH. MIXING HEIGHT.......300 FT AGL. TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. EYE LEVEL WINDS.....EAST WINDS 5 TO 6 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE...THEN BECOMING DOWNSLOPE AROUND 5 MPH LATE. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).............68 77 74 73 83 82 WEATHER COV.........CHANCE SCTTRD CHANCE CHANCE CHANCE CHANCE WEATHER TYPE........RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV............CHANCE SCTTRD ISOLTD TEMP................65 62 60 58 57 56 RH..................61 68 74 80 85 87 20 FT WIND..........E 5 E 3 E 2 E 2 E 2 SE 3 20 FT WIND GUST.....10 5 5 5 5 5 EYE LEVEL WIND......E 4 E 2 E 2 E 1 E 1 SE 2 EYE LVL WND GST.....10 5 5 5 5 5 MIX HGT (FT)........1800 300 300 300 300 300 TRANSPORT WIND......SE 13 SE 14 S 14 S 13 S 10 S 10 CWR.................40 30 30 30 30 30 HAINES INDEX........3 3 3 3 3 3 .SUNDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). A CHANCE OF SHOWERS. MAX TEMPERATURE.....AROUND 64. MIN HUMIDITY........69 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING UPSLOPE 5 TO 6 MPH LATE IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE MORNING. CWR (0.01 IN).......30 PERCENT. MIXING HEIGHT.......1400 FT AGL. TRANSPORT WINDS.....SOUTHWEST 7 TO 10 MPH. MIXING HEIGHT.......1400 FT AGL. TRANSPORT WINDS.....SOUTHWEST 7 TO 10 MPH. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. EYE LEVEL WINDS.....LIGHT AND VARIABLE WINDS...BECOMING UPSLOPE 5 TO 6 MPH LATE IN THE MORNING. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............88 100 100 96 88 83 WEATHER COV.........CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE........RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV............ ISOLTD ISOLTD ISOLTD TEMP................54 53 56 59 62 63 RH..................90 94 88 83 79 73 20 FT WIND..........S 3 SE 2 SE 3 SE 5 SE 5 SE 5 20 FT WIND GUST.....5 5 5 10 10 10 EYE LEVEL WIND......S 2 SE 2 SE 2 SE 4 SE 4 SE 4 EYE LVL WND GST.....5 5 5 10 10 10 MIX HGT (FT)........300 300 600 1000 1400 1300 TRANSPORT WIND......S 9 S 7 S 7 S 8 S 10 SW 10 CWR.................30 30 30 30 30 30 HAINES INDEX........3 3 4 4 3 3 $$ FORECASTER...WERT REQUESTED BY...DEBBIE ZIMNIEWICZ TYPE OF REQUEST...WILDFIRE .TAG 20120317.POORM.01/RNK