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Armstrong county, PA Weather and Climate Synopsis

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Regional Weather Summary
National Weather Service State College PA
535 PM EDT Fri May 26 2017

Cloudy skies will continue with showers and perhaps a 
thunderstorm moving into the southwest part of the state later 
tonight. Elsewhere, it will be mostly cloudy with diminishing
winds. Overnight lows will range from the upper 40s to the mid 
50s.

Showers and thunderstorms are likely across the southwest corner 
of the state Saturday morning. A lesser chance of showers exists 
over central Pennsylvania. The northeast corner of the state will 
remain dry. Highs on Saturday will be between 70 and 75 degrees, 
except in the northwest where it will remain in the upper 60s. 

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

Precision Agriculture Weather Forecast For ARMSTRONG County


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Hourly Observations For ARMSTRONG county
600 PM EDT FRI MAY 26 2017

WESTERN PENNSYLVANIA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ERIE           CLOUDY    57  52  83 W10       29.88R                  
MEADVILLE      CLOUDY    58  54  86 NW7       29.88R                  
FRANKLIN*      CLOUDY    57  50  77 W6        29.89R                  
NEW CASTLE     CLOUDY    64  54  69 W6        29.89R                  
BEAVER COUNTY  CLOUDY    64  54  68 NW9       29.89R                  
BUTLER*        CLOUDY    63  54  72 W7        29.89R                  
PITTSBURGH INT MOSUNNY   67  54  63 NW14      29.87R                  
PITTSBURGH     PTSUNNY   66  52  60 NW9G17    29.87R                  
INDIANA*       CLOUDY    63  54  72 NW16G23   29.89R                  
LATROBE        PTSUNNY   64  55  72 NW9       29.88R                  
WASHINGTON CO* CLOUDY    66  55  68 NW6       29.90R                  

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


Current Agricultural Weather Conditions in Pennsylvania
Based on observations at 600pm EDT, Friday May 26, 2017

Across Pennsylvania...temperatures are near 66 degrees west, near 64 degrees central, and near 74 degrees east. Current sky conditions are partly sunny west, cloudy central, and partly sunny east. In the west, relative humidity is near 60%, and the dew point is near 52 degrees. In the central part of the state, relative humidity is near 67%, and the dew point is near 53 degrees. In the east, relative humidity is near 46%, and the dew point is near 52 degrees. The livestock heat stress category is no stress west, no stress central, and no stress east. Winds are coming from the northwest at 9 mph with gusts at 17 mph in the west, where conditions are not favorable for spraying due to strong winds. Winds are coming from the west at 9 mph in the central, where conditions are favorable for spraying. Winds are coming from the west at 18 mph with gusts at 26 mph in the east, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 74 degrees at Philadelphia. The lowest temperature is 55 degrees at Bradford.


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 ARMSTRONG County,PA

323 AM EDT Fri May 26 2017

 DAY ONE  Today and Tonight.

No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Saturday through Thursday.

No hazardous weather is expected at this time.

 SPOTTER INFORMATION STATEMENT  

Spotter activation is not expected at this time.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For ARMSTRONG County, PA
Issued at 457 PM EDT Fri May 26 2017

TONIGHT
Considerable cloudiness. Numerous showers and scattered thunderstorms after midnight. Lows in the lower 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph, becoming southwest after midnight. Chance of rain 60 percent.

SATURDAY
Cloudy with numerous showers and scattered thunderstorms in the morning, then partly sunny with scattered showers in the afternoon. Highs in the lower 70s. East winds around 5 mph, becoming northeast in the afternoon. Chance of rain 60 percent.

SATURDAY NIGHT
Partly cloudy. Lows in the mid 50s. North winds around 5 mph.

SUNDAY
Partly sunny with a slight chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Highs in the mid 70s. Southeast winds 5 to 10 mph. Chance of rain 70 percent.

SUNDAY NIGHT
Showers likely. Thunderstorms likely, mainly in the evening. Lows in the upper 50s. South winds 5 to 10 mph. Chance of rain 70 percent.

MEMORIAL DAY
Partly sunny with a 40 percent chance of showers. Highs in the mid 70s.

MONDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Lows in the lower 50s. Chance of rain 30 percent.

TUESDAY
Partly sunny with a 50 percent chance of showers. Highs in the lower 70s.

TUESDAY NIGHT
Mostly cloudy with a 40 percent chance of showers. Lows in the lower 50s.

WEDNESDAY
Partly sunny with a 40 percent chance of showers. Highs in the upper 60s.

WEDNESDAY NIGHT
Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows around 50. Chance of rain 30 percent.

THURSDAY
Partly sunny. A chance of showers in the morning. Highs around 70. Chance of rain 30 percent.

THURSDAY NIGHT
Partly cloudy. Lows around 50.

FRIDAY
Partly sunny. Highs around 70.

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 
                 JUN 1-JUN 5  JUN 3-JUN 9    JUN       JUN-AUG                      
                 -----------  -----------  --------  ---------
   Temperature:     Normal       Normal      Above      Above                      
 Precipitation:     Normal       Normal     Normal     Normal                      

....  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

/////////////////////////
MAY 26TH...HISTORIC WEATHER EVENTS
...1771...
A famous Virginia flood occurred as heavy rains in the mountains brought
all rivers in the state to record high levels. (Sandra and TI Richard
Sanders - 1987)
...1894...
A tornado (unofficially F2) moved along a five mile long path 
east of Jeffersonville IN (Clark County). The Louisville 
weather office's log book simply read, Partly cloudy, and 
threatening during the greater portion of the day. Shower, 
11.56am12.04 pm; amount, .05. While rain was falling, a few 
indistinct, distant peals of thunder were heard. (NWS Louisville)
...1917...
A tornado touched down near Louisiana MO about noon and remained on the
ground for a distance of 293 miles, finally lifting seven hours and twenty
minutes later in eastern Jennings County IN. The twister cut a swath of
destruction two and a half miles wide through Mattoon IL. There were 101
persons killed in the tornado, including 53 at Mattoon, and 38 at
Charleston IL. Damage from the storm totalled 2.5 million dollars. (David
Ludlum)
...1965...
An F2 tornado was spotted in Simpson County. (NWS Louisville)
...1967...
A slow moving nor-easter battered New England with high 
winds, heavy rain, and record late season snow on this day. 
Winds 70 to 90 mph in gusts occurred along the coast. Over 7 
inches of rain fell at Nantucket, Massachusetts with 6.57 
inches falling in 24 hours to set a new 24 hour rainfall 
record. 24.9 inches of snow fell at Mount Washington, New 
Hampshire to set a new May snowfall record. (NWS Louisville)
...1968...
An F2 tornado struck Smiths Grove (Warren County). A barn was 
destroyed and another damaged. (NWS Louisville)
...1989...
A tornado produced F1 damage along a four mile long path 
through Allen County, resulting in a quarter million dollars 
in damage. An F1 tornado was on the ground for 6 miles in 
Simpson County. (NWS Louisville)
...1996...
Lightning struck and damaged two homes in Louisville. (NWS Louisville)




	

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