448  
FNUS71 KBGM 100409  
FWSBGM  
 
SPOT FORECAST FOR HAZMAT-GAS...NYS WATCHCENTER  
NATIONAL WEATHER SERVICE BINGHAMTON NY  
1109 PM EST SAT DEC 9 2023  
 
FORECAST IS BASED ON FORECAST START TIME OF 0000 EST ON DECEMBER 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
MUCH WARMER TEMPERATURES ARE EXPECTED ACROSS THE REGION INTO  
SUNDAY. DRY WEATHER IS EXPECTED INTO THIS EVENING BEFORE RAIN  
RETURNS TO THE REGION LATE TONIGHT. SUNDAY AND SUNDAY NIGHT  
WILL SEE A STRONG STORM BRING HEAVY RAIN. RAIN TRANSITIONS TO  
SNOW SUNDAY NIGHT, ENDING MONDAY AS A DEEPENING LOW PRESSURE  
MOVES UP THE EAST COAST.  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
RAIN AFTER 3 AM.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF RAIN......20 PERCENT.  
CHANCE OF THUNDER...5 PERCENT  
BEGIN/END OF PCPN...  
MIN TEMPERATURE.....AROUND 43.  
MAX HUMIDITY........96 PERCENT.  
SURFACE WINDS (MPH).SOUTH WINDS 10 TO 14 MPH.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....SOUTH 14 TO 17 MPH.  
LVORI...............5.  
ADI.................12 TO 17.  
 
TIME (EST) MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........62 68 71 87 90 85  
WEATHER COV..... SCH SCH SCH  
WEATHER TYPE.... RN RN RN  
TSTM COV........  
CHC OF PCPN (%).0 0 10 20 20 20  
CHC OF RAIN (%).M M M M M M  
CHC OF THDR (%).M M M M M M  
TEMP............43 43 43 44 45 46  
RH..............76 76 79 82 86 86  
SURFACE WND DIR.S S S S S S  
SURFACE WND SPD.10 10 12 13 14 14  
SURFACE WND GST.15 15 16 18 20 22  
MIX HGT (KFT)...0.6 0.6 0.6 0.6 0.6 0.7  
TRANSP WIND DIR.S S S S S S  
TRANSP WIND SPD.14 15 16 16 17 17  
LVORI...........4 4 4 5 5 4  
ADI.............12 13 14 14 15 17  
   
SUNDAY
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF RAIN EARLY  
IN THE MORNING, THEN RAIN LIKELY LATE IN THE  
MORNING. RAIN IN THE LATE MORNING AND  
AFTERNOON. ISOLATED THUNDERSTORMS.  
CHANCE OF PCPN......100 PERCENT.  
CHANCE OF RAIN......100 PERCENT.  
CHANCE OF THUNDER...30 PERCEDNT  
BEGIN/END OF PCPN...  
MAX TEMPERATURE.....AROUND 53.  
MIN HUMIDITY........89 PERCENT.  
SURFACE WINDS (MPH).SOUTHWEST WINDS 9 TO 15 MPH SHIFTING TO THE  
NORTHWEST 7 TO 8 MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......1100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 12 TO 17 MPH SHIFTING TO THE WEST  
AROUND 10 MPH LATE IN THE AFTERNOON.  
LVORI...............5.  
ADI.................13 TO 20.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........87 90 91 91 96 97 97 97 97 98 98 97  
WEATHER COV.....CHC CHC CHC LKY DEF DEF DEF DEF DEF DEF DEF DEF  
WEATHER TYPE....RN RN RN RN RN RN RN RN RN RN RN RN  
TSTM COV........  
CHC OF PCPN (%).30 40 40 60 80 90 90 90 90 100 100 100  
CHC OF RAIN (%).M M M M M M M M M M M M  
CHC OF THDR (%).M M M M M M M M M M M M  
TEMP............47 48 48 49 50 50 50 50 49 46 44 43  
RH..............89 89 89 93 93 93 93 93 96 93 96 96  
SURFACE WND DIR.S S S S S S S S SW W NW NW  
SURFACE WND SPD.15 15 15 14 13 13 12 12 9 8 8 7  
SURFACE WND GST.24 25 24 25 23 23 21 20 16 15 14 14  
MIX HGT (KFT)...0.8 0.9 0.9 0.9 0.9 1.0 1.0 1.1 1.0 1.0 1.0 1.1  
TRANSP WIND DIR.SW SW SW SW SW SW S S SW W W NW  
TRANSP WIND SPD.17 17 16 16 15 15 15 15 14 12 10 10  
LVORI...........4 5 5 5 5 5 5 5 5 5 5 5  
ADI.............19 20 20 19 18 19 20 20 18 15 13 13  
   
SUNDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN IN THE EVENING  
AND OVERNIGHT. SNOW OVERNIGHT. RAIN AFTER 3 AM.  
CHANCE OF PCPN......100 PERCENT.  
CHANCE OF RAIN......100 PERCENT.  
CHANCE OF THUNDER...UNDER 15 PERCENT.  
BEGIN/END OF PCPN...  
MIN TEMPERATURE.....AROUND 32.  
MAX HUMIDITY........100 PERCENT.  
SURFACE WINDS (MPH).NORTHWEST WINDS 8 TO 9 MPH.  
MIXING HEIGHT.......1200 FT AGL.  
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.  
LVORI...............7.  
ADI.................10 TO 17.  
 
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........96 96 98 98 98 98 100 100 100 100 100 100  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF  
WEATHER TYPE....RN RN RN RN RN RN RS RS SN RS SN SN  
TSTM COV........  
CHC OF PCPN (%).90 90 90 90 100 100 100 100 100 100 100 100  
CHC OF RAIN (%).M M M M M M M M M M M M  
CHC OF THDR (%).M M M M M M M M M M M M  
TEMP............42 41 39 38 36 35 34 33 33 33 33 33  
RH..............96 96 96 96 92 96 96 100 100 96 96 96  
SURFACE WND DIR.N NW NW NW NW NW NW NW NW NW NW NW  
SURFACE WND SPD.8 8 8 9 9 9 9 8 9 9 9 9  
SURFACE WND GST.12 12 13 14 15 14 14 14 14 15 15 15  
MIX HGT (KFT)...1.3 1.4 1.3 1.3 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.3  
TRANSP WIND DIR.NW N N N N N N N N NW NW NW  
TRANSP WIND SPD.10 12 12 12 12 12 13 13 13 13 14 15  
LVORI...........5 5 5 7 8 7 7 7 7 7 7 5  
ADI.............13 13 12 11 10 10 10 11 10 10 12 17  
 

 
FORECASTER...GAINES  
REQUESTED BY...NY.STATEWATCHCENTER@DHSES.NY.GOV  
TYPE OF REQUEST...HAZMAT  
.TAG 2326804.0/BGM  
.DELDT 12/09/23  
.FORMATTERVERSION 2.0.0  
.EMAIL NY.STATEWATCHCENTER@DHSES.NY.GOV  
 
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