FNUS71 KBUF 172012 FWSBUF SPOT FORECAST FOR CONTINENTAL 3407...NWS NATIONAL WEATHER SERVICE BUFFALO NY 312 PM EST TUE FEB 17 2009 FORECAST IS BASED ON INCIDENT TIME OF 1504 EST ON FEBRUARY 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL DRIFT EAST OF THE AREA TONIGHT...ALLOWING DEVELOPING LOW PRESSURE TO TRACK FROM THE CENTRAL PLAINS TO SOUTHERN ONTARIO BY WEDNESDAY EVENING...THEN ON TO NORTHERN NEW ENGLAND BY THURSDAY. THIS STORM WILL SPREAD A MIXED BAG OF PRECIPITATION ACROSS WESTERN AND CENTRAL NEW YORK ON WEDNESDAY. THIS SHOULD START AS A BRIEF PERIOD OF SNOW WEDNESDAY MORNING...BEFORE CHANGING TO ALL RAIN BY WEDNESDAY AFTERNOON AFTER ONLY A SMALL ACCUMULATION. THE RAIN WILL THEN EVENTUALLY CHANGE BACK TO SNOW ON THURSDAY...WITH SOME ACCUMULATION EXPECTED THURSDAY NIGHT. COLDER WEATHER WITH SNOW SHOWERS WILL THEN FOLLOW INTO THE UPCOMING WEEKEND. THERE IS A RISK OF A FEW INCHES OF SNOW SATURDAY AS ANOTHER LOW PASSES BY TO OUR SOUTH. WINDS COULD POSE A PROBLEM FOR ANY CRANE OPERATIONS WEDNESDAY ON THE EASTERN SIDE OF THE APPROACHING STORM SYSTEM. SOUTHERLY SURFACE TO 100 FOOT ABOVE GROUND LEVEL WINDS IN THE 15 TO 25 MPH RANGE DURING THE MORNING WILL LIKELY INCREASE TO 20 TO 30 MPH DURING THE AFTERNOON. THE POTENTIAL IS GREATER FOR THURSDAY WITH SOUTHWEST TO WEST WINDS AS HIGH AS 40 MPH AT THE 100 FOOT ABOVE GROUND LEVEL. .REST OF TODAY... SKY/WEATHER.........PARTLY SUNNY (60 PERCENT). MAX TEMPERATURE.....AROUND 34. MIN HUMIDITY........46 PERCENT. 20 FOOT WIND........SOUTH WINDS 7 TO 8 MPH. MIXING HEIGHT.......MAX 3500 FT AGL. TRANSPORT WINDS.....SOUTHWEST 10 TO 13 MPH. SMOKE DISPERSION....MAX 37 (FAIR). TIME (EST) 3PM 4PM 5PM SKY (%).........52 65 64 WEATHER COV..... WEATHER TYPE.... TEMP............33 33 32 RH..............52 54 56 20 FT WIND DIR..S S S 20 FT WIND SPD..8 8 7 20 FT WIND GUST.10 10 SMK DISPERSION..37 32 24 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (55 PERCENT)...THEN BECOMING PARTLY CLOUDY (50 PERCENT)...THEN BECOMING MOSTLY CLOUDY (70 PERCENT). A SLIGHT CHANCE OF SNOW LATE. MIN TEMPERATURE.....AROUND 26. MAX HUMIDITY........74 PERCENT. 20 FOOT WIND........SOUTHEAST WINDS 7 TO 12 MPH. MIXING HEIGHT.......MIN 400 FT AGL. TRANSPORT WINDS.....SOUTH 6 TO 13 MPH. SMOKE DISPERSION....MIN 2 (POOR). TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........63 63 62 59 56 54 51 50 55 65 75 84 WEATHER COV..... SCH SCH WEATHER TYPE.... SN SN TEMP............31 30 29 29 28 27 26 27 27 28 28 29 RH..............59 61 63 66 68 71 74 73 73 72 72 72 20 FT WIND DIR..S SE SE SE SE SE S S S S SE SE 20 FT WIND SPD..6 6 6 6 7 8 8 9 10 10 12 12 20 FT WIND GUST. 10 10 10 SMK DISPERSION..16 10 6 4 2 2 4 6 6 6 6 5 .WEDNESDAY... SKY/WEATHER.........CLOUDY (95 PERCENT). SNOW LIKELY IN THE MORNING. RAIN. MAX TEMPERATURE.....AROUND 42. MIN HUMIDITY........70 PERCENT. 20 FOOT WIND........SOUTH WINDS 12 TO 17 MPH. MIXING HEIGHT.......MAX 1600 FT AGL. TRANSPORT WINDS.....SOUTHEAST 13 TO 20 MPH...BECOMING SOUTH 21 TO 26 MPH IN THE AFTERNOON. SMOKE DISPERSION....MAX 37 (FAIR). TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........94 99 99 99 100 100 100 100 100 100 100 100 WEATHER COV.....CHC CHC CHC LKY LKY DEF DEF DEF DEF DEF DEF DEF WEATHER TYPE....SN SN SN SN RN RN RN RN RN RN RN RN TEMP............29 30 31 33 34 36 37 39 40 42 41 40 RH..............73 74 73 72 71 71 70 69 67 64 67 70 20 FT WIND DIR..SE SE SE S S S S S S S S S 20 FT WIND SPD..12 13 14 14 15 16 16 17 17 17 17 17 20 FT WIND GUST. 15 15 15 20 20 20 25 25 25 25 20 SMK DISPERSION..5 6 6 7 10 17 26 34 37 37 33 27 $$ FORECASTER...JJR REQUESTED BY...JUDY LEVAN TYPE OF REQUEST...HAZMAT .TAG 20090217.CONTI.06/BUF