FNUS71 KBOX 301103 FWSBOX SPOT FORECAST FOR NINIGRET ESA...USFWS NATIONAL WEATHER SERVICE TAUNTON MA 703 AM EDT FRI MAR 30 2012 FORECAST IS BASED ON IGNITION TIME OF 1030 EDT ON MARCH 30. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL DOMINATE TODAYS WEATHER AS IT BUILDS SOUTHWARD OUT OF CANADA RESULTING IN NORTHWEST TRANSPORT WINDS TO GRADUALLY RELAX THROUGH THE DAY. LOW-LEVELS SHOULD BECOME WELL-MIXED INTO THE AFTERNOON ALLOWING FOR GOOD VENTILATION RATES OVER THE BURN SITE. WHILE TEMPERATURES ARE EXPECTED TO GET INTO THE LOW 50S ALONG THE SOUTH COAST OF RHODE ISLAND...FEEL THE STRONGER NORTHWEST FLOW GRADUALLY BACKING OUT OF THE WEST DURING THE COURSE OF THE DAY WILL NEGATE SEA-BREEZES FROM COMING ASHORE. THE PROXIMITY OF THE OCEAN AND GREAT SALT POND SHOULD KEEP MINIMUM RELATIVE HUMIDITIES FROM FALLING BELOW 30 PERCENT. OUTLOOK /SATURDAY THROUGH MONDAY/... AN AREA OF LOW PRESSURE WILL SLIDE SOUTH OF NEW ENGLAND SATURDAY RESULT IN WET SNOW THROUGH THE INTERIOR...WITH RAIN ANTICIPATED ALONG THE SOUTH COAST INTO THE LOWER CONNECTICUT VALLEY. HIGH PRESSURE RETURNS EVER BRIEFLY...FOLLOWED BY A COLD FRONT THROUGH THE REGION SUNDAY INTO SUNDAY NIGHT...AND AGAIN DURING THE MIDWEEK PERIOD. SHOWERY WEATHER IS ANTICIPATED WITH EACH COLD FRONTAL PASSAGE. .TODAY... SKY/WEATHER.........SUNNY. TEMPERATURE.........43 AT IGNITION...MAX 49. RH..................50 PERCENT AT IGNITION...MIN 34 PERCENT. WIND (20 FT)........WINDS NORTHWEST AT 8 MPH AT IGNITION... OTHERWISE WEST WINDS 5 TO 8 MPH WITH GUSTS UP TO 20 MPH. CWR.................0 PERCENT. MIXING HEIGHT.......1000-2600 FT AGL...INCREASING TO 3700 FT AGL AT IGNITION... OTHERWISE 3200-4700 FT AGL AROUND NOON... THEN DECREASING TO 1200-2400 FT AGL LATE. TRANSPORT WINDS.....NORTHWEST 12 TO 20 MPH...BECOMING WEST AROUND 10 MPH LATE. SMOKE DISPERSAL.....GOOD /56100 KNOT-FT/ AT IGNITION. MAX...GOOD /56900 KNOT-FT/. TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............4 6 9 13 17 15 14 13 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................41 43 45 46 47 48 48 47 RH..................50 45 40 37 34 34 35 38 20 FT WIND DIR......NW NW NW W W W W W 20 FT WIND SPD......6 6 6 6 6 6 6 5 20 FT WIND GUST.....15 20 15 15 15 15 10 10 MIX HGT (KFT).......3.2 3.7 4.1 4.4 4.7 3.5 2.4 1.2 TRANSP WIND DIR.....NW NW NW NW NW NW W W TRANSP WIND SPD.....17 17 16 14 13 12 12 10 LVORI...............2 1 1 1 1 1 1 2 ADI.................12 62 61 54 51 40 32 16 CWR.................0 0 0 0 0 0 0 0 VRATE KT-FT/1000....47 56 57 53 52 35 24 11 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY...THEN BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN. A CHANCE OF RAIN AROUND MIDNIGHT...THEN RAIN LIKELY LATE. TEMPERATURE.........MIN 39. RH..................MAX 82 PERCENT. WIND (20 FT)........WEST WINDS 5 TO 6 MPH IN THE EVENING...BECOMING LIGHT AND VARIABLE...THEN BECOMING EAST 5 TO 6 MPH LATE. CWR.................10 PERCENT...INCREASING TO 70 PERCENT. MIXING HEIGHT.......100-900 FT AGL. TRANSPORT WINDS.....WEST 5 TO 9 MPH...BECOMING EAST 6 TO 12 MPH AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR TO POOR (300-8900 KNOT-FT). TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).............30 48 65 73 81 89 93 96 100 100 100 100 WEATHER COV......... SCH CHC CHC CHC CHC LKY LKY LKY WEATHER TYPE........ RN RN RN RN RN RN RN RN TSTM COV............ TEMP................46 44 43 42 41 41 40 40 40 40 41 41 RH..................42 47 51 55 57 59 62 62 62 64 62 65 20 FT WIND DIR......W W W W NW NW N E E E E E 20 FT WIND SPD......5 5 5 4 3 2 2 3 3 4 4 5 20 FT WIND GUST.....10 10 10 5 5 5 5 5 5 5 10 10 MIX HGT (KFT).......0.8 0.4 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 0.6 0.9 TRANSP WIND DIR.....W W W W W W NW NE E E E E TRANSP WIND SPD.....9 8 7 6 6 5 5 6 7 8 9 12 LVORI...............2 2 2 3 3 3 3 3 3 3 3 3 ADI.................7 6 8 6 4 2 2 4 5 5 6 10 CWR.................0 10 10 10 20 30 40 40 50 60 60 70 VRATE KT-FT/1000....7 3 0 0 0 0 0 0 0 2 5 9 .SATURDAY... SKY/WEATHER.........CLOUDY. RAIN THROUGH EARLY AFTERNOON...THEN A CHANCE OF RAIN LATE. TEMPERATURE.........MAX 42. RH..................MIN 79 PERCENT. WIND (20 FT)........NORTHEAST WINDS 7 TO 12 MPH. CWR.................70 PERCENT...INCREASING TO 80 PERCENT IN THE MORNING...THEN INCREASING TO 90 PERCENT...DECREASING TO 80 PERCENT IN THE MORNING...DECREASING TO 70 PERCENT...DECREASING TO 60 PERCENT IN THE AFTERNOON...DECREASING TO 50 PERCENT...DECREASING TO 40 PERCENT...DECREASING TO 30 PERCENT. MIXING HEIGHT.......800-2300 FT AGL. TRANSPORT WINDS.....EAST 13 TO 21 MPH...INCREASING TO 22 TO 23 MPH LATE. SMOKE DISPERSAL.....POOR TO GOOD (9300-43300 KNOT-FT). TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............100 100 100 100 100 100 100 100 100 97 94 91 WEATHER COV.........LKY DEF DEF DEF LKY LKY LKY LKY CHC CHC CHC CHC WEATHER TYPE........RN RN RN RN RN RN RN RN RN RN RN RN TSTM COV............ TEMP................40 40 39 39 39 39 39 39 39 39 40 40 RH..................70 73 79 82 82 85 89 89 92 92 85 85 20 FT WIND DIR......E E E E E E E E E E E NE 20 FT WIND SPD......5 5 6 6 6 6 7 8 9 9 9 10 20 FT WIND GUST.....10 10 10 15 15 15 20 20 20 20 20 20 MIX HGT (KFT).......0.8 0.8 0.8 1.0 1.2 1.4 1.6 1.7 1.9 2.0 2.2 2.3 TRANSP WIND DIR.....E E E E E E E E E E E E TRANSP WIND SPD.....13 15 17 17 17 18 20 21 23 22 22 22 LVORI...............3 3 4 4 4 4 4 4 4 4 4 4 ADI.................11 13 15 15 15 29 33 37 43 43 44 45 CWR.................70 80 90 80 70 70 60 60 50 50 40 30 VRATE KT-FT/1000....9 10 11 15 18 22 27 31 38 39 41 43 $$ FORECASTER...SIPPRELL REQUESTED BY...DAVE WALKER TYPE OF REQUEST...PRESCRIBED .TAG 20120330.NINIG.02/BOX