271
FNUS71 KBUF 171058
FWSBUF
SPOT FORECAST FOR AMAN NORTH...USFS
NATIONAL WEATHER SERVICE BUFFALO NY
658 AM EDT THU APR 17 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON APRIL 17.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HIGH PRESSURE WILL BRING A RETURN TO DRY WEATHER AND SUNSHINE TODAY.
IT WILL BE A COOL START, WITH TEMPERATURES WARMING QUICKLY BY LATE
MORNING. EXPECT THE INVERSION TO BREAK AT AROUND 10 AM THIS MORNING,
WITH IMPROVED MIXING AND SMOKE DISPERSION FROM MIDDAY THROUGH THE
AFTERNOON. MINIMUM RELATIVE HUMIDITY WILL DROP INTO THE 25 TO 30
PERCENT RANGE BY MID TO LATE AFTERNOON, WITH LOCALLY LOWER
RELATIVE HUMIDITY POSSIBLE IN OPEN EXPOSURES. LIGHT WEST WINDS THIS
MORNING WILL BECOME NORTHWEST AND INCREASE INTO THE 8 TO 15 MPH
RANGE THIS AFTERNOON WITH A FEW HIGHER GUSTS, ESPECIALLY NEAR
RIDGETOPS.
REST OF TODAY
SKY/WEATHER.........SUNNY (10 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 54.
MIN HUMIDITY........26 PERCENT.
EYE LEVEL WINDS.....NORTHWEST WINDS 5 TO 8 MPH.
20 FOOT WIND........NORTHWEST WINDS 9 TO 13 MPH.
MIXING HEIGHT.......MAX 4900 FT AGL.
TRANSPORT WINDS.....NORTHWEST 12 TO 18 MPH.
DISPERSION INDEX....MAX 69 (GOOD).
RAINFALL AMOUNT.....0.00 INCHES.
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).............20 13 7 1 1 0 0 0 1 1
WEATHER COV.........
WEATHER TYPE........
TSTM COV............
CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0
TEMP................32 36 39 42 44 47 51 53 54 54
RH..................69 59 52 44 38 34 27 26 26 28
20 FT WIND DIR......W NW NW NW NW NW NW NW NW NW
20 FT WIND SPD......12 12 13 13 13 13 12 12 10 9
20 FT WIND GUST.....16 16 16 16 16 16 16 14 13 12
EYE LVL WND DIR.....W NW NW NW NW NW NW NW NW NW
EYE LVL WND SPD.....7 7 8 8 8 8 7 6 6 5
EYE LVL WND GST.....12 12 12 12 12 12 12 11 10 9
MIX HGT (KFT).......0.5 1.8 2.9 3.8 4.3 4.5 4.5 4.8 4.9 4.6
TRANSP WIND DIR.....W W NW NW NW W W W NW NW
TRANSP WIND SPD.....12 15 17 18 18 17 16 16 15 14
DISPERSION IDX......5 23 44 61 69 68 63 67 64 55
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (25 PERCENT) THEN BECOMING MOSTLY
CLOUDY (50 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 34.
MAX HUMIDITY........69 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS AROUND 4 MPH EARLY IN THE EVENING
BECOMING LIGHT, THEN BECOMING SOUTH UP TO 6 MPH
IN THE LATE EVENING AND OVERNIGHT.
20 FOOT WIND........NORTHWEST WINDS AROUND 8 MPH BECOMING NORTH 5
TO 6 MPH EARLY IN THE EVENING, THEN BECOMING
SOUTH 5 TO 10 MPH IN THE LATE EVENING AND
OVERNIGHT.
MIXING HEIGHT.......MIN 100 FT AGL.
TRANSPORT WINDS.....NORTHWEST 6 TO 12 MPH BECOMING SOUTH 6 TO 14
MPH IN THE LATE EVENING AND OVERNIGHT.
DISPERSION INDEX....MIN 0 (POOR).
RAINFALL AMOUNT.....0.00 INCHES.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).............1 1 1 4 8 11 17 22 28 36 44 52
WEATHER COV.........
WEATHER TYPE........
TSTM COV............
CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0 0 0
TEMP................53 49 45 42 38 37 36 35 35 35 35 37
RH..................32 39 47 53 62 64 67 69 69 66 66 61
20 FT WIND DIR......NW N N NE SE S S S S S S S
20 FT WIND SPD......8 6 5 5 5 6 7 7 8 9 9 10
20 FT WIND GUST.....10 7 6 6 8 10 11 12 13
EYE LVL WND DIR.....NW NW N N S S S S S S S S
EYE LVL WND SPD.....4 4 3 2 3 4 4 4 4 5 6 6
EYE LVL WND GST.....7 5 4 4 4 5 5 6 7 8 9 10
MIX HGT (KFT).......3.2 1.6 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.....NW N N NW SW S S S S S S S
TRANSP WIND SPD.....12 9 7 6 6 6 7 9 12 13 13 14
DISPERSION IDX......32 13 1 0 0 0 0 0 0 0 1 1
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (45 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........45 PERCENT.
EYE LEVEL WINDS.....SOUTH WINDS 7 TO 12 MPH. GUSTS UP TO 30 MPH.
20 FOOT WIND........SOUTH WINDS 12 TO 20 MPH. GUSTS UP TO 30 MPH.
MIXING HEIGHT.......MAX 3100 FT AGL.
TRANSPORT WINDS.....SOUTH 14 TO 22 MPH INCREASING TO 25 TO 33 MPH
LATE IN THE MORNING.
DISPERSION INDEX....MAX 87 (GOOD).
RAINFALL AMOUNT.....0.03 INCHES.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).............52 52 53 55 58 60 57 55 52 43 34 25
WEATHER COV......... SCH SCH SCH SCH
WEATHER TYPE........ RW RW RW RW
TSTM COV............
CHC OF PCPN (%).....0 0 10 10 10 10 10 10 20 20 20 20
TEMP................39 42 44 47 50 53 56 58 60 62 64 64
RH..................59 55 53 51 52 50 49 47 46 46 45 48
20 FT WIND DIR......S S S S S S S S S S S S
20 FT WIND SPD......12 13 14 15 16 17 17 18 18 18 20 20
20 FT WIND GUST.....14 16 18 19 20 21 22 23 24 24 24 24
EYE LVL WND DIR.....S S S S S S S S S S S S
EYE LVL WND SPD.....7 8 8 9 10 11 11 11 11 11 12 12
EYE LVL WND GST.....11 12 13 14 15 16 17 17 18 18 18 18
MIX HGT (KFT).......0.1 0.1 0.2 0.4 0.7 1.1 1.6 2.2 2.6 3.0 3.1 2.9
TRANSP WIND DIR.....S S S S S S S S S S SW SW
TRANSP WIND SPD.....14 15 16 18 22 25 29 32 33 33 32 30
DISPERSION IDX......1 1 3 6 13 24 40 62 75 87 87 75
FORECASTER...HITCHCOCK
REQUESTED BY...WESLEY CONFAIR
TYPE OF REQUEST...PRESCRIBED
.TAG 2510742.1/BUF
.DELDT 04/17/25
.FORMATTERVERSION 2.0.0
.EMAIL GABRIEL.TEMPLETON@USDA.GOV,WESLEY.CONFAIR@USDA.GOV,ROBERT.A.GOULDING@USDA.GOV
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