602
FNUS71 KOKX 180736
FWSOKX
SPOT FORECAST FOR HEMPSTEAD PLAINS PRESERVE...NYDEC
NATIONAL WEATHER SERVICE NEW YORK NY
336 AM EDT WED MAR 18 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON MARCH 18.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HIGH PRESSURE BUILDS OVER THE AREA TODAY. NORTH WINDS 5 TO 10 MPH
THIS MORNING BECOME LIGHT AND VARIABLE THIS AFTERNOON INTO EARLY
THURSDAY. RELATIVE HUMIDITY THIS MORNING AROUND 42 PERCENT,
LOWERING TO AROUND 28 PERCENT THIS AFTERNOON.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT) THEN BECOMING
SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TEMPERATURE.........27 AT IGNITION...MAX 37.
RH..................42 PERCENT AT IGNITION...MIN 28 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 6 MPH AT
IGNITION...OTHERWISE NORTHWEST WINDS AROUND 6
MPH SHIFTING TO THE SOUTH LATE IN THE
AFTERNOON.
MIXING HEIGHT.......3200 FT AGL AT IGNITION...OTHERWISE 4100 FT
AGL.
TRANSPORT WINDS.....NORTHWEST 12 TO 14 MPH SHIFTING TO THE NORTH 6
TO 10 MPH EARLY IN THE AFTERNOON, THEN SHIFTING
TO THE SOUTH 6 TO 8 MPH LATE IN THE AFTERNOON.
ADI.................15 TO 45.
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........46 61 77 84 81 80 61 38 33 15
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0
TEMP............27 29 31 33 35 36 37 37 37 37
RH..............42 37 34 31 29 28 28 29 29 31
20 FT WIND DIR..310 320 340 350 020 070 100 120 150 170
20 FT WIND SPD..6 6 6 6 6 5 5 5 6 6
20 FT WIND GUST. 6 6 6
MIX HGT (KFT)...3.2 3.4 3.1 3.1 3.3 3.6 4.1 4.1 3.7 3.4
TRANSP WIND DIR.310 300 330 000 010 030 180 190 190 190
TRANSP WIND SPD.12 12 12 14 10 6 6 7 8 8
ADI.............45 29 44 45 35 15 16 19 36 34
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TEMPERATURE.........MIN 29.
RH..................MAX 69 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 8 MPH.
ADI.................2 TO 4.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........6 5 4 4 14 20 21 23 38 40 35 45
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............36 34 33 32 32 31 31 31 31 31 30 30
RH..............33 36 39 43 47 51 53 56 58 58 60 60
20 FT WIND DIR..170 160 160 160 150 150 150 140 140 140 130 120
20 FT WIND SPD..6 5 4 4 3 3 3 2 2 2 2 2
20 FT WIND GUST. 6 5 5 4 4 4
MIX HGT (KFT)...2.6 1.9 1.7 0.9 1.2 1.2 0.6 0.6 0.6 0.5 0.4 0.4
TRANSP WIND DIR.190 170 160 160 160 160 160 160 160 170 160 150
TRANSP WIND SPD.8 6 6 7 6 6 7 6 6 5 5 5
ADI.............4 3 3 3 3 3 3 3 3 2 2 2
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TEMPERATURE.........MAX 43.
RH..................MIN 41 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 7 MPH LATE
IN THE MORNING.
MIXING HEIGHT.......2600 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 12 MPH.
ADI.................4 TO 31.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........33 40 52 36 47 44 39 37 35 36 38 39
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............29 29 31 34 37 40 42 43 43 43 43 43
RH..............66 69 66 58 52 46 43 41 41 43 45 45
20 FT WIND DIR..120 110 110 120 130 140 150 160 160 160 160 160
20 FT WIND SPD..2 3 3 4 4 5 6 6 7 7 7 6
20 FT WIND GUST. 4 4 5 5 6 7 8 8 7
MIX HGT (KFT)...0.5 0.5 0.5 1.4 1.9 2.6 2.6 2.6 2.5 2.5 2.3 2.1
TRANSP WIND DIR.140 140 140 150 160 160 170 180 180 180 180 180
TRANSP WIND SPD.5 5 5 6 6 8 8 8 9 10 10 12
ADI.............5 5 4 10 14 26 26 26 27 30 29 31
FORECASTER...MET
REQUESTED BY...JOHN WERNET
TYPE OF REQUEST...PRESCRIBED
.TAG 2605932.0/OKX
.DELDT 03/18/26
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.WERNET@DEC.NY.GOV
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