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Westmoreland county, PA Weather and Climate Synopsis

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Regional Weather Summary
National Weather Service State College PA
1041 PM EST Sat Dec 16 2017

Clouds will persist north of Interstate 80, with mainly clear skies
over the south over night

Lows tonight will range from the low 20s in the colder valleys of
the south and the cloudy northeast to the lower 30s over the 
breezy mountain tops of the Laurels.

The sky will clear over the north early Sunday morning with sun
prevailing through the morning over much of the commonwealth.
Clouds will return to the west early Sunday afternoon over the
west and to the rest of the state by evening as a weakening low
pressure system spreads some light rain over the south. Highs
Sunday will range from the mid 30s over the northeast to the mid
40s over the southwest.

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

Precision Agriculture Weather Forecast For WESTMORELAND County


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Hourly Observations For WESTMORELAND county
200 AM EST SUN DEC 17 2017

WESTERN PENNSYLVANIA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ERIE           CLOUDY    27  25  92 E5        30.19R                  
MEADVILLE      FOG       23  23 100 CALM      30.14R VSB 1/4          
FRANKLIN*      FOG       23  21  93 CALM      30.14R VSB 3/4          
NEW CASTLE     FAIR      20  18  92 CALM      30.16R FOG              
BEAVER COUNTY  NOT AVBL                                               
BUTLER*        CLOUDY    22  21  96 CALM      30.16R                  
PITTSBURGH INT CLOUDY    38  27  64 SW6       30.15R                  
PITTSBURGH     CLEAR     33  23  66 S8        30.15R                  
INDIANA*       CLEAR     21  19  93 CALM      30.20R                  
LATROBE        CLEAR     32  25  74 S8        30.18R                  
WASHINGTON CO* CLEAR     35  25  66 SW3       30.20R                  

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


Current Agricultural Weather Conditions in Pennsylvania
Based on observations at 100am EST, Sunday December 17, 2017

Across Pennsylvania...temperatures are near 34 degrees west, near 30 degrees central, and near 37 degrees east. Current sky conditions are clear west, clear central, and cloudy east. In the west, relative humidity is near 64%, and the dew point is near 23 degrees. In the central part of the state, relative humidity is near 87%, and the dew point is near 26 degrees. In the east, relative humidity is near 72%, and the dew point is near 29 degrees. Winds are coming from the south at 8 mph in the west, where conditions are favorable for spraying. Winds are calm in the central, where conditions are favorable for spraying. Winds are calm in the east, where conditions are favorable for spraying. The livestock cold stress index is in the no stress category west, no stress category central, and no stress category east. Based on current available observations, the highest temperature is 37 degrees at Philadelphia. The lowest temperature is 21 degrees at Indiana.


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 WESTMORELAND County
Hazardous report currently not available
NWS Severe Weather Map , Convective Outlook

Current FORECAST not available 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 
                   DEC 22-26    DEC 24-30    DEC       DEC-FEB                      
                 -----------  -----------  --------  ---------
   Temperature:     Normal        Below     Normal      Above                      
 Precipitation:      Above        Above     Normal      Above                      

....  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

DECEMBER 17TH
HISTORIC WEATHER EVENTS
...1884...
A three week blockade of snow began at Portland OR. A record December total
of 34 inches was received. (David Ludlum)
...1924...
A severe icestorm struck central Illinois. It coated the ground with nearly
two inches of glaze at Springfield. The storm caused 21 million dollars
damage along with much hardship. Ice was on the trees until the 4th of
January, and electricity was not restored until January 10th. (David
Ludlum)
...1929...
An icestorm in western New York State resulted in much damage and hardship.
A Buffalo report stated, "one was kept awake by the breaking limbs, which
snapped off with a report much louder than a rifle shot." (17th-18th) (The
Weather Channel)
...1987...
A storm in the southwestern U.S. brought heavy rain and heavy snow to parts
of California, Nevada, Arizona, Utah and New Mexico. Charleston NV was
blanketed with 12 inches of snow. Lake Havasu City AZ was drenched with
2.26 inches of rain. (Storm Data) (The National Weather Summary)
...1988...
Squalls brought locally heavy snow to the southeastern shores of Lake
Michigan. Totals in Michigan ranged up to 14 inches at Harvey. Totals in
Ohio ranged up to 16 inches at Chardon. (The National Weather Summary)
(Storm Data)
...1989...
Twenty-one cities from Kentucky to Pennsylvania reported record low
temperatures for the date, including Columbus OH with a reading of 12
degrees below zero. Heavy snow continued in the Colorado Rockies. Vail
received 65 inches of snow between the 14th and the 18th of December.
Steamboat Springs was buried under 74 inches, and reported a total of 108
inches of snow between the 10th and the 18th of the month. (The National
Weather Summary) (Storm Data)

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