170  
FNUS71 KLWX 271235  
FWSLWX  
 
SPOT FORECAST FOR HAZMAT LOCH RAVEN...BALTIMORE COUNTY OEM  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
835 AM EDT SUN SEP 27 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0900 EDT ON SEPTEMBER 27.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
STEADY LIGHT RAIN IS EXPECTED UNTIL ABOUT 6 PM TODAY WITH GUSTY  
NW WINDS OF 15 MPH GUSTING FREQUENTLY TO AROUND 30 MPH WITH  
PEAK GUSTS UP TO 35 MPH. THERE WILL BE LOW CEILINGS ALL DAY  
WITH CLOUD BASES TO AROUND 1500 FT.  
 
A NOR'EASTER WILL MEANDER OFF THE MID ATLANTIC COAST THROUGH  
TONIGHT, BRINGING CLOUDY SKIES AND GUSTY WINDS. ADDITIONAL SHOWERS  
WILL SPREAD WESTWARD INTO THE AREA THROUGH THE DAY. THE SYSTEM  
WILL DEPART TO THE NORTHEAST MONDAY AND HIGH PRESSURE WILL  
EVENTUALLY BUILD INTO THE AREA FOR THE MIDDLE PORTIONS OF THE  
WEEK, RESULTING IN A WARMING TREND.  
   
REST OF TODAY
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN IN THE LATE  
MORNING AND AFTERNOON, THEN RAIN LIKELY LATE IN  
THE AFTERNOON.  
CHANCE OF PCPN......100 PERCENT.  
MAX TEMPERATURE.....AROUND 62.  
MIN HUMIDITY........75 PERCENT.  
SURFACE WINDS (MPH).NORTHWEST WINDS 16 TO 20 MPH WITH GUSTS TO  
AROUND 35 MPH.  
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........98 98 97 96 96 96 94 94 94  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF LKY  
WEATHER TYPE....RN RN RN RN RN RN RN RN RN  
TSTM COV........  
CHC OF PCPN (%).100 100 100 90 90 90 90 90 60  
TEMP............60 60 61 61 61 61 61 62 62  
RH..............81 84 84 84 87 90 87 87 87  
SURFACE WND DIR.NW NW NW NW NW NW NW NW NW  
SURFACE WND SPD.16 17 18 18 18 20 18 18 16  
SURFACE WND GST.31 33 33 35 33 33 35 35 31  
 

 
FORECASTER...ROSA  
REQUESTED BY...YES  
TYPE OF REQUEST...HAZMAT  
.TAG 2622593.0/LWX  
.DELDT 09/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL HSIMONS@BALTIMORECOUNTYMD.GOV  
 
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