511
FNUS71 KOKX 221303
FWSOKX
SPOT FORECAST FOR HEMPSTEAD PLAINS PRESERVE...NYDEC
NATIONAL WEATHER SERVICE NEW YORK NY
903 AM EDT SUN MAR 22 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON MARCH 22.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MAINLY DRY EARLY TODAY, THEN CHANCES FOR RAIN INCREASE LATE THIS
AFTERNOON WITH RAIN EXPECTED OVERNIGHT INTO MONDAY MORNING. AN
ISOLATED EMBEDDED TSTM IS POSSIBLE. MIN RH TODAY IN THE 60S,
RECOVERING INTO THE 90S TONIGHT.
REST OF TODAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT) THEN BECOMING PARTLY
SUNNY (60-70 PERCENT). CHANCE OF RAIN AND
SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE
AFTERNOON.
CWR.................10 PERCENT INCREASING TO 30 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF THUNDER...16 PERCENT.
TEMPERATURE.........45 AT IGNITION...MAX 57.
RH..................89 PERCENT AT IGNITION...MIN 69 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 7 MPH AT IGNITION...OTHERWISE
SOUTH WINDS 7 TO 9 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
MIXING HEIGHT.......800 FT AGL AT IGNITION...OTHERWISE 1300 FT AGL.
TRANSPORT WINDS.....SOUTH 12 TO 20 MPH DECREASING TO AROUND 9 MPH
LATE IN THE AFTERNOON.
ADI.................7 TO 29.
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........85 87 91 86 86 86 67 60 74
WEATHER COV..... CHC
WEATHER TYPE.... RN
TSTM COV........ SCH
CWR.............10 10 10 10 10 10 10 10 30
CHC OF THDR (%).0 0 0 0 0 0 0 0 20
TEMP............45 47 49 50 51 54 55 55 57
RH..............89 86 83 80 80 74 72 74 69
20 FT WIND DIR..180 190 190 200 190 190 180 180 180
20 FT WIND SPD..7 8 8 9 9 8 8 8 7
20 FT WIND GUST.13 14 14 14 14 14 14 12 12
MIX HGT (KFT)...0.8 1.3 1.3 1.3 1.0 1.1 1.0 0.8 0.6
TRANSP WIND DIR.180 190 200 200 200 200 200 200 200
TRANSP WIND SPD.16 20 18 17 14 14 14 12 9
ADI.............18 29 28 25 17 19 16 10 7
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. RAIN SHOWERS
THROUGH THE NIGHT.
CWR.................30 PERCENT INCREASING TO 80 PERCENT EARLY IN
THE EVENING, THEN INCREASING TO 90 PERCENT LATE
IN THE EVENING DECREASING TO 80 PERCENT EARLY
IN THE MORNING.
CHANCE OF THUNDER...16 PERCENT.
TEMPERATURE.........MIN 41.
RH..................MAX 93 PERCENT.
WIND (20 FT)........SOUTH WINDS AROUND 6 MPH SHIFTING TO THE
NORTHWEST AROUND 5 MPH EARLY IN THE EVENING,
THEN SHIFTING TO THE SOUTHEAST EARLY IN THE
EVENING SHIFTING TO THE NORTH LATE IN THE
EVENING SHIFTING TO THE EAST SHIFTING TO THE
NORTH 5 TO 6 MPH LATE IN THE EVENING. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN
THE EVENING.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 8 MPH SHIFTING TO THE NORTHWEST
AROUND 6 MPH EARLY IN THE EVENING, THEN
SHIFTING TO THE SOUTHEAST EARLY IN THE EVENING
SHIFTING TO THE NORTH LATE IN THE EVENING
SHIFTING TO THE EAST SHIFTING TO THE NORTH 6 TO
15 MPH LATE IN THE EVENING.
ADI.................4 TO 11.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........73 75 87 90 93 97 93 95 96 95 94 97
WEATHER COV.....CHC CHC DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF
WEATHER TYPE....RN RN RN RN RN RW RW RW RW RW RW RW
TSTM COV........SCH SCH SCH SCH SCH
CWR.............30 30 80 80 80 90 90 90 90 90 90 80
CHC OF THDR (%).20 20 20 20 20 10 10 10 10 10 10 0
TEMP............55 54 53 51 51 51 51 50 49 48 48 46
RH..............74 77 80 89 89 89 89 93 93 93 89 89
20 FT WIND DIR..170 300 140 020 110 010 350 000 350 000 000 010
20 FT WIND SPD..6 5 5 5 5 5 5 5 5 5 6 6
20 FT WIND GUST.10 10 10 10 8 8 8 10 10 10 11 12
MIX HGT (KFT)...0.5 0.4 0.4 0.3 0.3 0.4 0.4 0.5 0.7 0.6 0.6 0.6
TRANSP WIND DIR.190 320 150 350 090 010 000 000 000 000 350 010
TRANSP WIND SPD.8 6 6 6 6 7 6 8 12 14 15 13
ADI.............5 4 4 4 4 5 4 5 8 9 10 11
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING
MOSTLY SUNNY (45-55 PERCENT). RAIN SHOWERS
EARLY IN THE MORNING, THEN CHANCE OF RAIN EARLY
IN THE MORNING.
CWR.................80 PERCENT DECREASING TO 10 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
TEMPERATURE.........MAX 48.
RH..................MIN 55 PERCENT.
WIND (20 FT)........NORTH WINDS 9 TO 12 MPH. GUSTS UP TO 23 MPH.
MIXING HEIGHT.......5100 FT AGL.
TRANSPORT WINDS.....NORTH 16 TO 21 MPH.
ADI.................21 EARLY IN THE MORNING INCREASING TO 87 IN THE
AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........94 95 87 91 84 76 70 64 58 54 50 46
WEATHER COV.....DEF DEF CHC CHC CHC CHC CHC CHC
WEATHER TYPE....RW RW RN RN RN RN RN RN
TSTM COV........
CWR.............80 80 40 40 40 40 40 40 10 10 10 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............44 44 43 42 42 43 44 46 46 47 48 47
RH..............93 89 89 89 82 76 70 65 65 60 56 56
20 FT WIND DIR..010 000 000 000 000 000 000 350 340 340 330 330
20 FT WIND SPD..9 10 10 10 11 12 12 12 12 12 11 11
20 FT WIND GUST.14 17 18 18 18 18 18 18 18 18 18 18
MIX HGT (KFT)...0.9 1.5 1.5 1.9 2.1 2.4 2.8 3.3 3.8 4.4 5.0 5.1
TRANSP WIND DIR.010 000 010 010 010 000 000 350 340 340 340 340
TRANSP WIND SPD.17 18 18 18 18 17 16 16 16 17 20 21
ADI.............21 30 30 34 37 37 37 41 44 50 81 87
FORECASTER...12
REQUESTED BY...JOHN WERNET
TYPE OF REQUEST...PRESCRIBED
.TAG 2605932.1/OKX
.DELDT 03/19/26
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.WERNET@DEC.NY.GOV
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