431  
FNUS51 KBUF 300833  
FWFBUF  
 
FIRE WEATHER PLANNING FORECAST FOR WESTERN NEW YORK  
NATIONAL WEATHER SERVICE BUFFALO NY  
433 AM EDT SUN APR 30 2017  
   
DISCUSSION
 
 
A WARM FRONT WILL MOVE SLOWLY NORTHWARD ACROSS THE REGION  
THROUGH THIS MORNING AND PRODUCE SHOWERS AND SCATTERED  
THUNDERSTORMS. MUCH WARMER AIR WILL REACH THE SOUTHERN TIER  
THIS AFTERNOON, AND THE ENTIRE REGION MONDAY. A COLD FRONT WILL  
THEN SWEEP EAST ACROSS THE AREA LATE MONDAY AND MONDAY NIGHT  
WITH ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS. MUCH COOLER AND  
UNSETTLED WEATHER WILL THEN SET IN FOR TUESDAY THROUGH THE END  
OF NEXT WEEK.  
 
NYZ001-002-010-011-302100-  
NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE-  
433 AM EDT SUN APR 30 2017  
 
TODAY TONIGHT MON  
CLOUD COVER MCLDY MCLDY MCLDY  
PRECIP CHC (%) 50 40 90  
PRECIP TYPE TSTMS TSTMS TSTMS  
MAX/MIN TEMP 64 49 81  
AM WIND (MPH) E 12 S 6  
PM WIND (MPH) E 11 E 6 S 8  
PRECIP AMOUNT 0.12 0.08 0.33  
PRECIP DURATION 2 2 4  
PRECIP BEGIN 6 AM 7 PM 1 PM  
PRECIP END 2 PM 5 AM CONTINUING  
MIN/MAX HUMIDITY (%) 50 99 57  
HAINES INDEX 2 2 3  
LAL 4 4 5  
MIXING HEIGHT (FT-AGL) 1930 40 4370  
TRANSPORT WIND (KT) E 20 S 7 S 19  
VENT RATE (KT-FT) 38600 280 83030  
DISPERSION INDEX 39 0 83  
REMARKS...NONE.  
 

 
 
NYZ012-019>021-085-302100-  
WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE-  
433 AM EDT SUN APR 30 2017  
 
TODAY TONIGHT MON  
CLOUD COVER MCLDY PCLDY MCLDY  
PRECIP CHC (%) 40 30 90  
PRECIP TYPE TSTMS SHOWERS TSTMS  
MAX/MIN TEMP 76 59 79  
AM WIND (MPH) SE 8 S 12  
PM WIND (MPH) S 9 S 10 S 13  
PRECIP AMOUNT 0.08 0.02 0.42  
PRECIP DURATION 2 1 5  
PRECIP BEGIN 6 AM CONTINUING 12 PM  
PRECIP END CONTINUING 8 PM CONTINUING  
MIN/MAX HUMIDITY (%) 45 95 53  
HAINES INDEX 2 2 3  
LAL 4 4 5  
MIXING HEIGHT (FT-AGL) 3280 140 6030  
TRANSPORT WIND (KT) S 12 SE 14 S 27  
VENT RATE (KT-FT) 39360 1960 162810  
DISPERSION INDEX 39 2 163  
REMARKS...NONE.  
 

 
 
NYZ003>005-013-014-302100-  
MONROE-WAYNE-NORTHERN CAYUGA-LIVINGSTON-ONTARIO-  
433 AM EDT SUN APR 30 2017  
 
TODAY TONIGHT MON  
CLOUD COVER MCLDY MCLDY PCLDY  
PRECIP CHC (%) 40 0 50  
PRECIP TYPE TSTMS NONE TSTMS  
MAX/MIN TEMP 70 55 85  
AM WIND (MPH) E 7 S 8  
PM WIND (MPH) E 9 SE 9 S 11  
PRECIP AMOUNT 0.13 0.00 0.06  
PRECIP DURATION 2 2  
PRECIP BEGIN 7 AM 3 PM  
PRECIP END 2 PM CONTINUING  
MIN/MAX HUMIDITY (%) 46 96 51  
HAINES INDEX 2 2 3  
LAL 4 4 4  
MIXING HEIGHT (FT-AGL) 2180 140 4230  
TRANSPORT WIND (KT) SE 12 S 15 S 17  
VENT RATE (KT-FT) 26160 2100 71910  
DISPERSION INDEX 26 2 72  
REMARKS...NONE.  
 

 
 
NYZ006>008-302100-  
OSWEGO-JEFFERSON-LEWIS-  
433 AM EDT SUN APR 30 2017  
 
TODAY TONIGHT MON  
CLOUD COVER MCLDY MCLDY PCLDY  
PRECIP CHC (%) 60 50 30  
PRECIP TYPE TSTMS TSTMS SHOWERS  
MAX/MIN TEMP 56 49 80  
AM WIND (MPH) LGT/VAR S 7  
PM WIND (MPH) E 6 SE 9 S 9  
PRECIP AMOUNT 0.15 0.20 0.03  
PRECIP DURATION 3 2 1  
PRECIP BEGIN 9 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING  
MIN/MAX HUMIDITY (%) 42 98 53  
HAINES INDEX 3 2 2  
LAL 4 4 4  
MIXING HEIGHT (FT-AGL) 2310 240 2810  
TRANSPORT WIND (KT) E 8 SE 10 S 12  
VENT RATE (KT-FT) 18480 2400 33720  
DISPERSION INDEX 18 2 34  
REMARKS...NONE.  
 

 
   
EXTENDED FORECAST
 
 
   
MONDAY NIGHT
 
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE  
UPPER 40S.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. COOLER. LOWS  
IN THE LOWER 40S. HIGHS AROUND 50.    
THURSDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE  
UPPER 30S. HIGHS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE LOWER  
40S. HIGHS IN THE MID 50S.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER  
40S. HIGHS IN THE MID 50S.  
 
WIND MONDAY NIGHT...SOUTH AROUND 10 MPH.  
WIND TUESDAY...SOUTHWEST AROUND 15 MPH.  
WIND WEDNESDAY...SOUTHWEST AROUND 15 MPH.  
WIND THURSDAY...NORTH AROUND 5 MPH.  
   
OUTLOOK 8 TO 14 DAYS
 
 
TEMPERATURES BELOW NORMAL. PRECIPITATION BELOW NORMAL.  
 

 
 
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