Armstrong county Weather and Climate Synopsis



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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:
Current Soil Moisture Map NWS Radar (State College, PA) NWS Watch/Warning Maps UKAWC Regional Degree Day Maps 7-Day Dep. from Normal Rainfall Map 7-Day Dep. from Normal Temp. Map	Desktop Severe Weather Info US Weather at a Glance State Crop/Weather Reports Crop Moisture Index (JAWF) Palmer Drought Index(NOAA) Penn. State Drought Resources Pennsylvania State Climatology Office

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



Regional Weather Summary
National Weather Service State College PA
503 PM EDT Wed May 1 2024

High-level clouds will give way to clear conditions overnight 
across a majority of the Commonwealth. Patchy valley fog is 
possible in the lowest elevations of northern Pennsylvania during 
the early morning hours on Thursday before dissipating quickly 
after sunrise. Low temperatures overnight will range from the 
upper 40s across northwestern Pennsylvania to the upper 50s in 
southeastern Pennsylvania.

Sunny conditions will continue on Thursday with high temperatures
ranging from the mid-60s along the Lake Erie shoreline to the
upper 80s in the Philadelphia metro area. Clouds will be on the 
increase Thursday night into Friday morning ahead of the next 
system.

Unsettled weather will move into western Pennsylvania Friday
afternoon and continue moving east throughout the evening. This
unsettled pattern is expected to bring showers and afternoon
thunderstorms throughout the weekend.

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
500 PM EDT WED MAY 01 2024

WESTERN PENNSYLVANIA CITY SKY/WX TMP DP RH WIND PRES REMARKS ERIE MOSUNNY 79 43 27 SW16G29 29.84F MEADVILLE SUNNY 78 45 30 SW9G21 29.89F FRANKLIN SUNNY 77 43 29 W13G21 29.92F NEW CASTLE SUNNY 79 44 28 W9G16 29.91S BEAVER COUNTY SUNNY 81 39 22 SW9 29.92F BUTLER SUNNY 78 46 32 SW12G17 29.93S PITTSBURGH INT MOSUNNY 80 44 27 SW12 29.92F PITTSBURGH SUNNY 80 43 26 W9G18 29.92F INDIANA* SUNNY 77 46 33 VRB7G13 29.96F LATROBE SUNNY 77 48 36 SW8 29.94F CONNELLSVILLE NOT AVBL WASHINGTON CO* SUNNY 78 45 30 MISG 29.96F

Current Temperatures, Dewpoint, RH, Wind, Surface 4-Panel
Current Agricultural Weather Conditions in Pennsylvania
Based on observations at 500pm EDT, Wednesday May 01, 2024

Across Pennsylvania...temperatures are near 80 degrees west, near 77 degrees central, and near 81 degrees east. Current sky conditions are sunny west, sunny central, and partly sunny east. In the west, relative humidity is near 26%, and the dew point is near 43 degrees. In the central part of the state, relative humidity is near 29%, and the dew point is near 43 degrees. In the east, relative humidity is near 35%, and the dew point is near 51 degrees. The livestock heat stress category is no stress west, no stress central, and no stress east. Winds are coming from the west at 9 mph with gusts at 18 mph in the west, where conditions are not favorable for spraying due to strong winds. Winds are coming from the west at 12 mph in the central, where conditions are favorable for spraying. Winds are coming from the west at 13 mph in the east, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 82 degrees at WilliamSport and Harrisburg. The lowest temperature is 73 degrees at Mount Pocono and Johnstown.

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

1027 AM EDT Wed May 1 2024 DAY ONE Today and tonight. No hazardous weather is expected at this time. DAYS TWO THROUGH SEVEN Thursday through Tuesday. 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 401 PM EDT Wed May 1 2024 TONIGHT
Mainly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.
THURSDAY
Mostly sunny. Highs around 80. Northwest winds 5 to 10 mph.
THURSDAY NIGHT
Partly cloudy. Lows in the mid 50s. North winds around 5 mph, becoming east after midnight.
FRIDAY
Partly cloudy in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Warm with highs in the mid 80s. Southeast winds 5 to 10 mph. Chance of rain 40 percent.
FRIDAY NIGHT
Considerable cloudiness with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. Southeast winds around 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
SATURDAY
Showers. Much cooler with highs in the upper 60s. Chance of rain 80 percent.
SATURDAY NIGHT
Showers likely with a chance of thunderstorms. Lows in the mid 50s. Chance of rain 70 percent.
SUNDAY
Showers likely with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 70 percent.
SUNDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 50s. Chance of rain 50 percent.
MONDAY
Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 40 percent.
MONDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 40 percent.
TUESDAY
Showers likely. Highs in the upper 70s. Chance of rain 70 percent.
TUESDAY NIGHT
Showers likely with a chance of thunderstorms. Warm with lows in the lower 60s. Chance of rain 70 percent.
WEDNESDAY
Showers likely. Highs in the upper 70s. Chance of rain 70 percent.
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 MAY 7-11 MAY 9-15 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Above Above Precipitation: Above 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

/////////////////////// MAY 1ST...HISTORIC WEATHER EVENTS ...1854... The Connecticut River reached a level of nearly twenty-nine feet at Hartford (the highest level of record up until that time). The record height was reached in the midst of a great New England flood which followed sixty-six hours of steady rain. (David Ludlum) ...1935... Snow, ice and sleet brought winter back to parts of southeast Minnesota. Minneapolis received three inches of snow to tie their May record which was established in 1892. (1st-2nd) (The Weather Channel) ...1954... The temperature at Polebridge MT dipped to 5 degrees below zero to esablish a state record for the month of May. (The Weather Channel)

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