826  
FNUS71 KPHI 301850  
FWSPHI  
 
SPOT FORECAST FOR TRAIN DERAILMENT...BCSPO  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
250 PM EDT TUE JUN 30 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1500 EDT ON JUNE 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
 
HIGH PRESSURE WILL PREVAIL ACROSS THE REGION THROUGH THE WEEK AS  
VERY HOT AND HUMID CONDITIONS BUILD STARTING WEDNESDAY. A COLD FRONT  
WILL BRING SOME RELIEF FROM THE HEAT BY SUNDAY, ALONG WITH  
INCREASING CHANCE FOR THUNDERSTORMS.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 98.  
MIN HUMIDITY........45 PERCENT.  
SURFACE WINDS (MPH).SOUTHWEST WINDS 5 TO 13 MPH.  
MIXING HEIGHT.......6500 FT AGL.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........36 32 26 21 18 21 27 30 38 37 40 43  
WEATHER COV..... SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH  
CHC OF PCPN (%).10 10 10 10 10 10 10 10 20 20 20 20  
TEMP............73 74 77 80 83 86 89 91 93 94 96 96  
RH..............73 74 71 67 63 57 52 52 51 49 46 45  
SURFACE WND DIR.S SW SW SW SW SW SW SW SW SW SW SW  
SURFACE WND SPD.5 6 8 8 8 8 8 9 10 10 12 13  
SURFACE WND GST.8 10 14 14 15 15 15 17 18 20 21 22  
MIX HGT (KFT)...0.8 1.3 1.5 1.8 2.2 2.9 4.1 5.0 5.9 6.5 6.3 6.0  
 

 
FORECASTER...RCM  
REQUESTED BY...RYAN BROOKES  
TYPE OF REQUEST...HAZMAT  
.TAG 2616533.0/PHI  
.DELDT 06/30/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RJBROOKES@BUCKSCOUNTY.ORG  
 
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