FNUS71 KRNK 171335 FWSRNK SPOT FORECAST FOR SANDSTONE RX...NPS NATIONAL WEATHER SERVICE BLACKSBURG VA 935 AM EDT WED MAR 17 2010 FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE OVER THE CENTRAL PLAINS WILL BUILD EAST ACROSS THE OHIO VALLEY AND MID ATLANTIC REGION TODAY AND THURSDAY. A MULTI-DAY PERIOD OF DRY WEATHER WILL PREVAIL WITH SLOWLY MODERATING TEMPERATURES FOR WEDNESDAY THROUGH SATURDAY. A STRONG COLD FRONT WILL MOVE THROUGH THE REGION ON SUNDAY. NOTHING BUT DRY THOUGHTS MATE... A VERY FINE DAY. NO SUPRISES. GENERAL WINDS ARE FORECAST TO BE LIGHT. LOCAL FLOW SHOULD BE DRIVEN BY THE LOCAL DRAINAGE FLOW...UP RIVER UP DRAINAGE FROM LATE MORNING THROUGH THE PEAK HEATING PART OF THE DAY...AND DOWN SLOPE DOWN RIVER AT NIGHT AND DURING THE EARLY MORNING. MAY HAVE SOME FROST OR DEW TO CONTEND WITH...DELAYING YOUR 930 TARGET...BUT IT SHOULD DRY PRETTY QUICK ONCE YOU GET A LITTLE SUN. .THURSDAY... SKY/WEATHER.........SUNNY (LESS THAN 20 PERCENT CLOUD COVER). MAX TEMPERATURE.....AROUND 65. MIN HUMIDITY........33 PERCENT. WIND (20 FT)........CALM IN THE MORNING...BECOMING NORTHWEST 5 TO 6 MPH IN THE AFTERNOON. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......6800 FT AGL. TRANSPORT WINDS.....BECOMING NORTHWEST 7 TO 10 MPH IN THE LATE MORNING AND AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............20 20 20 19 18 15 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TEMP................39 37 46 53 59 62 MIN HUMIDITY........79 84 59 46 38 33 WIND (20 FT)........NW 1 NW 1 N 2 N 3 NW 5 NW 5 20 FT WIND GUST..... 5 10 10 15 CWR.................0 0 0 0 0 0 .THURSDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). MIN TEMPERATURE.....AROUND 36. MAX HUMIDITY........83 PERCENT. WIND (20 FT)........BECOMING CALM...OR LIGHT DOWN DRAINAGE. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......300 FT AGL. TRANSPORT WINDS.....2-4 MPH DOWN RIVER. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).............13 12 14 16 18 18 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TEMP................60 54 51 47 45 43 MIN HUMIDITY........35 45 52 58 61 64 WIND (20 FT)........NW 5 N 2 S 1 S 2 S 2 S 2 20 FT WIND GUST.....10 5 CWR.................0 0 0 0 0 0 .FRIDAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........32 PERCENT. WIND (20 FT)........LIGHT DOWN RIVER EARLY...BECOMING UPSLOPE 2 TO 4 MPH LATE MORNING AND UPSLOPE...UP RIVER 5 TO 6 MPH IN THE AFTERNOON. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......5500 FT AGL. TRANSPORT WINDS.....SOUTH 0 TO 3 MPH...BECOMING WEST 7 TO 12 MPH IN THE LATE MORNING AND AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............17 17 20 23 26 28 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TEMP................36 38 47 55 60 64 MIN HUMIDITY........83 83 58 45 37 32 WIND (20 FT)........SE 2 SE 2 S 3 SW 5 W 5 NW 5 20 FT WIND GUST.....5 5 5 10 10 10 CWR.................0 0 0 0 0 0 MIXING HEIGHT (FT) 50 100 1500 3000 4000 5500 $$ FORECASTER...MANUEL REQUESTED BY...PEGGY AINSLIE TYPE OF REQUEST...PRESCRIBED .TAG 20100319.SANDS.01/RNK