591  
FNUS71 KOKX 201246  
FWSOKX  
 
SPOT FORECAST FOR NY PRESBYTERIAN HOSPITAL SOURCE RECOVERY...IDAHO NATIONAL LABORATORY  
NATIONAL WEATHER SERVICE NEW YORK NY  
846 AM EDT THU AUG 20 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 EDT ON AUGUST 21.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
PARTLY SUNNY CONDITIONS ARE EXPECTED ON FRIDAY. THE DAYTIME SHOULD  
BE DRY WITH SHOWERS BECOMING LIKELY LATE FRIDAY NIGHT INTO SATURDAY.  
NE WINDS WILL REMAIN RELATIVELY LIGHT WITH ANY GUSTS UNDER 15 MPH.  
   
FRIDAY  
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).  
TEMPERATURE.........74 AT FORECAST START...MAX 80.  
RH..................71 PERCENT AT FORECAST START...MIN 60 PERCENT.  
SURFACE WINDS (MPH).NORTHEAST WINDS 8 TO 9 MPH.  
 
TIME (EDT) 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........74 73 71 66 60 55  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............74 76 78 78 79 80  
RH..............71 69 64 64 62 60  
SURFACE WND DIR.NE NE NE NE NE NE  
SURFACE WND SPD.9 8 8 8 8 8  
SURFACE WND GST.15 13 12 12 12 12  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SHOWERS LIKELY  
OVERNIGHT.  
TEMPERATURE.........MIN 68.  
RH..................MAX 93 PERCENT.  
SURFACE WINDS (MPH).NORTHEAST WINDS AROUND 6 MPH EARLY IN THE  
EVENING BECOMING LIGHT, THEN BECOMING NORTHEAST  
AROUND 6 MPH AFTER 3 AM.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........58 62 65 68 70 73 73 73 73 76 79 82  
WEATHER COV..... LKY LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........  
TEMP............78 77 75 73 72 72 72 71 71 70 69 69  
RH..............64 69 74 79 84 84 84 87 87 90 93 93  
SURFACE WND DIR.NE E E E E E E E E E NE NE  
SURFACE WND SPD.6 6 5 5 5 5 5 5 5 5 6 6  
SURFACE WND GST.10 9 8 8 8 8 8 8 8 9 9 10  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SHOWERS LIKELY.  
TEMPERATURE.........MAX 78.  
RH..................MIN 82 PERCENT.  
SURFACE WINDS (MPH).NORTHEAST WINDS 6 TO 8 MPH.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........83 83 84 84 83 83 82 82 81 80 79 79  
WEATHER COV.....LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........  
TEMP............69 70 71 71 71 71 72 74 75 76 77 77  
RH..............93 93 90 90 93 93 90 87 84 82 82 82  
SURFACE WND DIR.NE NE NE NE NE NE NE NE NE NE NE NE  
SURFACE WND SPD.6 8 8 8 8 8 8 8 8 8 8 8  
SURFACE WND GST.10 10 10 10 12 12 12 12 12 12 12 12  
 
 
FORECASTER...DS  
REQUESTED BY...BRYAN GILLIHAN  
TYPE OF REQUEST...OTHER  
.TAG 2620025.0/OKX  
.DELDT 08/19/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRYAN.GILLIHAN@INL.GOV  
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