Click on button above to view PA Watches/Warnings/Special Wx Statements.


Delaware county, PA Weather and Climate Synopsis

To access other UK Agricultural Weather Center Pages use the pull-down menu below.

(Click image to zoom) or Click Here

36 Hr. Forecast Map
All Radar images NOAA/UKAWC
Satellite images from NOAA

Weather Summary Hourly Observations Nowcast Agricultural Weather Outlook
7 Day Forecast Medium & Long Range Outlook Almanac Historical Facts





US Weekly Rainfall Departure



US Weekly Temperature Departure
Also see:




A joint service of the UK Ag Weather Center and the National Weather Service.



Regional Weather Summary
National Weather Service State College PA
1220 PM EDT Tue Apr 23 2024

Sensible weather conditions will become breezy and milder with 
increasing clouds through the afternoon. Rain is forecast to 
arrive across northwest Pennsylvania during the late evening. High
temperatures will range from around 60 degrees in the northern 
Alleghenies to 70 degrees in the southern valleys. 

Clouds and periods of rain showers will bring a cooldown to the 
Commonwealth on Wednesday with high temperatures in the mid 40s in
Erie to the upper 60s near Philadelphia. 

No rainfall is expected Thursday and Friday. However, there will 
be a renewed risk of frost freeze conditions in the morning. A 
couple of showers and a thunderstorm are possible for the last 
weekend of April, but it does not look like a washout. 
Temperatures will spike on Sunday into the 70 to 80 degree range 
with more noticeable humidity. 

National Ag. Weather Outlook, International Ag. Weather Summary
Current Surface Map, [2nd Source TWC]

Precision Agriculture Weather Forecast For DELAWARE County


For Your Farm PointAgCast...Click here.

Hourly Observations For DELAWARE county
400 PM EDT TUE APR 23 2024

EASTERN PENNSYLVANIA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
TOWANDA        MOSUNNY   66  27  22 SW14G26   29.89F                  
SCRANTON       MOSUNNY   68  28  22 S15G30    29.92F                  
MOUNT POCONO   MOSUNNY   60  30  32 S15G30    29.97F                  
HAZLETON       MOSUNNY   64  30  27 S12G22    29.97F                  
LEHIGHTON      MOSUNNY   68  28  22 S8G17     29.97F                  
ALLENTOWN      MOSUNNY   68  33  27 S15G22    29.97F                  
QN CITY/ALNTWN MOSUNNY   68  34  28 S12G22    29.99F                  
QUAKERTOWN*    MOSUNNY   68  36  30 SE9G15    29.99F                  
PERKASIE*      MOSUNNY   66  36  32 SW9G16    30.00F                  
DOYLESTOWN     MOSUNNY   67  32  27 SW9       30.00F                  
READING        MOSUNNY   69  36  29 SE12G22   29.95F                  
LANCASTER      MOSUNNY   69  36  29 S13G26    29.96F                  
COATESVILLE    MOSUNNY   64  30  27 VRB7G14   30.00F                  
WEST CHESTER   MOSUNNY   68  36  30 S8        30.01F                  
POTTSTOWN      MOSUNNY   68  31  25 SW15G23   30.01F                  
BLUE BELL      MOSUNNY   66  35  30 S12       30.02F                  
NORTH PHILA    MOSUNNY   68  34  28 MISG      30.03F                  
PHILADELPHIA   PTSUNNY   67  33  28 S12G24    30.03F                  

Current Temperatures, Dewpoint, RH, Wind, Surface 4-Panel


Current Agricultural Weather Conditions in Pennsylvania
Based on observations at 300pm EDT, Tuesday April 23, 2024

Across Pennsylvania...temperatures are near 67 degrees west, near 64 degrees central, and near 67 degrees east. Current sky conditions are partly sunny west, sunny central, and mostly sunny east. In the west, relative humidity is near 22%, and the dew point is near 27 degrees. In the central part of the state, relative humidity is near 25%, and the dew point is near 28 degrees. In the east, relative humidity is near 26%, and the dew point is near 31 degrees. Winds are coming from the southwest at 21 mph with gusts at 30 mph in the west, where conditions are not favorable for spraying due to strong winds. Winds are coming from the southwest at 12 mph with gusts at 20 mph in the central, where conditions are not favorable for spraying due to strong winds. Winds are coming from the southwest at 9 mph in the east, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 70 degrees at Reading and Lancaster. The lowest temperature is 61 degrees at Mount Pocono.


Current NOWCAST not available:
Nowcasts are not issued routinely during fair weather. Only when
precipitation or other significant weather is occuring in this county will these
forecasts be issued. Currently, there is no short term forecast in effect.

All NWS Radars (In near-real time), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For DELAWARE County,PA

0309 PM EDT Tue Apr 23 2024

 DAY ONE  Through tonight.

Minor coastal flooding is possible.

Please go to weather.gov/erh/ghwo?wfo=phi for more information on
potential weather hazards.

 DAYS TWO THROUGH SEVEN  Wednesday through Monday.

The probability for widespread hazardous weather is low.

 SPOTTER INFORMATION STATEMENT  

Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For DELAWARE County, PA
Issued at 116 PM EDT Tue Apr 23 2024

THIS AFTERNOON
Sunny. Near steady temperature in the mid 60s. South winds 10 to 15 mph.

TONIGHT
Partly cloudy in the evening, then cloudy with a slight chance of showers after midnight. Not as cool with lows around 50. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.

WEDNESDAY
Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Highs in the upper 60s. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph in the afternoon. Chance of rain 30 percent.

WEDNESDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Cooler with lows in the upper 30s. North winds 10 to 15 mph. Gusts up to 30 mph in the evening.

THURSDAY
Sunny. Highs in the upper 50s. Northeast winds 5 to 10 mph.

THURSDAY NIGHT
Mostly clear. Lows in the mid 30s.

FRIDAY
Sunny. Highs in the lower 60s.

FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s.

SATURDAY
Mostly cloudy. Highs in the mid 60s.

SATURDAY NIGHT
Mostly cloudy. Not as cool with lows in the lower 50s.

SUNDAY
Partly sunny. Warmer with highs in the upper 70s.

SUNDAY NIGHT
Partly cloudy. Lows in the upper 50s.

MONDAY
Mostly sunny. Highs in the lower 80s.

12-48 Hr Surface Forecast Maps, TWC 4-Panel Surface Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip, Severe Weather Pot.-Day 1, Day 2


Medium & Long Range Outlook For Pennsylvania
                                 PENN                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                APR 29-MAY 3  MAY 1-MAY 7    JUN       JUN-AUG                      
                 -----------  -----------  --------  ---------
   Temperature:      Above        Above                                            
 Precipitation:     Normal        Below                                            

....  Medium and long range outlooks provided by NCEP/K. Thomas Priddy
5 Day Rainfall Forecast, 6 to 10 Day , 8 to 14 Day , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook
Historical Weather And Climate Facts For Today

APRIL 23RD
HISTORIC WEATHER EVENTS
...1885...
The city of Denver CO was in the midst of a storm which produced 23 inches
of snow in 24 hours, and at Idaho Springs CO produced 32 inches of snow.
(David Ludlum)
...1910...
The temperature at the Civic Center in Los Angeles CA hit 100 degrees to
establish an April record for the city. (The Weather Channel)


Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky