234  
FNUS71 KLWX 192215  
FWSLWX  
 
SPOT FORECAST FOR LILY & LOTUS...NPS - NATIONAL CAPITAL  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
615 PM EDT THU JUL 19 2018  
 
FORECAST IS BASED ON FORECAST START TIME OF 0000 EDT ON JULY 21.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
AN AREA OF LOW PRESSURE WILL MOVE OFF THE DELMARVA COAST SATURDAY.  
MEANWHILE, A BROAD AND SLOW MOVING LOW PRESSURE SYSTEM WILL BE  
APPROACHING FROM THE MIDWEST. THESE SYSTEMS WILL LEAD TO  
INCREASING CHANCES OF RAIN THROUGH THE WEEKEND.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCES OF  
SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........69 PERCENT.  
SURFACE WINDS.......NORTHEAST WINDS 8 TO 10 MPH.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........66 65 67 69 72 74  
WEATHER COV.....S CHC CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TEMP............70 72 75 77 79 79  
RH..............84 84 79 74 69 69  
SURFACE WIND....E 8 E 8 E 10 E 10 E 10 NE 10  
SURFACE WND GST.10 10 13 14 14 14  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF  
SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING.  
MIN TEMPERATURE.....AROUND 68.  
MAX HUMIDITY........97 PERCENT.  
SURFACE WINDS.......NORTHEAST WINDS 6 TO 10 MPH IN THE EVENING  
BECOMING LIGHT.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........73 71 72 71 69 69  
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TEMP............77 75 72 70 69 68  
RH..............74 79 87 93 93 93  
SURFACE WIND....NE 10 NE 8 NE 6 NE 5 NE 3 E 4  
SURFACE WND GST.14 12 8 6 5 7  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF  
SHOWERS EARLY IN THE MORNING, THEN SHOWERS  
LIKELY AND CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
MAX TEMPERATURE.....AROUND 84.  
SURFACE WINDS.......EAST WINDS AROUND 6 MPH EARLY IN THE MORNING  
BECOMING LIGHT, THEN BECOMING SOUTHEAST 6 TO 8  
MPH IN THE AFTERNOON.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........72 80 80 81 83 84  
WEATHER COV.....CHANCE LIKELY LIKELY LIKELY LIKELY LIKELY  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TEMP............70 73 77 81 83 83  
RH..............87 81 74 69 70 72  
SURFACE WIND....E 6 E 6 SE 5 SE 5 SE 6 SE 8  
SURFACE WND GST.7 7 8 9 10 12  
 

 
FORECASTER...MUCCILLI  
REQUESTED BY...JEFF SEABRIGHT  
TYPE OF REQUEST...OTHER  
.TAG 1813053.0/LWX  
 
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