Jefferson county Weather and Climate Synopsis



Click on button above to view PA Watches/Warnings/Special Wx Statements. Jefferson 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:
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
451 PM EDT Fri Apr 26 2024

Clouds will increase tonight with showers spreading into western
parts of the Commonwealth towards daybreak. Lows will range from
the upper 30s to lower 40s across eastern Pennsylvania, to near 50
along the Ohio/Pennsylvania border. 

Saturday will be cloudy and cool for most areas, with showers most
numerous across northern portions of the Commonwealth. Highs will
range from the 50s over the northern mountains, to near 70 across
southwestern Pennsylvania. 

A major warmup will follow for Sunday and Monday with summer-like
temperatures. An isolated shower or thunderstorm is possible over
northern Pennsylvania Sunday afternoon, but otherwise it looks
primarily rain-free. Afternoon highs of 75 to 80 are expected for
many areas on Sunday, with readings into the 80s Monday.

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

Precision Agriculture Weather Forecast For JEFFERSON County

For Your Farm PointAgCast...Click here.

Hourly Observations For JEFFERSON county
800 PM EDT FRI APR 26 2024

WESTERN PENNSYLVANIA CITY SKY/WX TMP DP RH WIND PRES REMARKS ERIE MOCLDY 56 34 43 NE12 30.20F MEADVILLE MOCLDY 64 38 38 SE5 30.20F FRANKLIN MOCLDY 61 38 42 SE9 30.23S NEW CASTLE MOCLDY 65 44 46 SE5 30.20F BEAVER COUNTY MOCLDY 66 43 43 SE7 30.20S BUTLER MOCLDY 62 44 51 E9 30.23R PITTSBURGH INT CLOUDY 65 43 44 E13 30.20S PITTSBURGH MOCLDY 63 42 46 SE9 30.21S INDIANA* CLEAR 61 37 41 SE9 30.30R LATROBE MOCLDY 61 39 44 SE16 30.25S CONNELLSVILLE NOT AVBL WASHINGTON CO* N/A N/A N/A N/A MISG N/A

Current Temperatures, Dewpoint, RH, Wind, Surface 4-Panel
Current Agricultural Weather Conditions in Pennsylvania
Based on observations at 800pm EDT, Friday April 26, 2024

Across Pennsylvania...temperatures are near 63 degrees west, near 57 degrees central, and near 55 degrees east. Current sky conditions are mostly cloudy west, clear central, and partly cloudy east. In the west, relative humidity is near 46%, and the dew point is near 42 degrees. In the central part of the state, relative humidity is near 38%, and the dew point is near 32 degrees. In the east, relative humidity is near 43%, and the dew point is near 33 degrees. Winds are coming from the southeast at 9 mph in the west, where conditions are favorable for spraying. Winds are coming from the south at 9 mph in the central, where conditions are favorable for spraying. Winds are coming from the south at 10 mph in the east, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 66 degrees at Beaver County. The lowest temperature is 52 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 JEFFERSON County,PA

1258 PM EDT Fri Apr 26 2024 DAY ONE This afternoon 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 JEFFERSON County, PA
Issued at 817 PM EDT Fri Apr 26 2024 TONIGHT
Mainly clear this evening, then mostly cloudy with a chance of showers after midnight. Lows in the upper 40s. Southeast winds 5 to 10 mph with gusts up to 30 mph. Chance of rain 40 percent.
SATURDAY
A slight chance of thunderstorms. Showers. Highs in the lower 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
SATURDAY NIGHT
Mostly cloudy with a 20 percent chance of showers. Mild. Lows in the lower 50s. South winds 5 to 10 mph.
SUNDAY
Partly sunny with a slight chance of showers in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Much warmer with highs in the upper 70s. Southwest winds 10 to 15 mph. Chance of rain 40 percent.
SUNDAY NIGHT
Mainly clear. A chance of showers and thunderstorms in the evening. Mild. Lows in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 40 percent.
MONDAY
Mostly sunny. Unseasonably warm with highs in the lower 80s.
MONDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Mild. Lows in the upper 50s. Chance of rain 30 percent.
TUESDAY
Showers, warm with highs in the mid 70s. Chance of rain 80 percent.
TUESDAY NIGHT
Mostly cloudy with a chance of thunderstorms. Showers, mainly in the evening. Mild. Lows in the lower 50s. Chance of rain 80 percent.
WEDNESDAY
Partly cloudy. A chance of showers and thunderstorms in the afternoon. Warm with highs in the mid 70s. Chance of rain 30 percent.
WEDNESDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Mild. Lows in the mid 50s. Chance of rain 30 percent.
THURSDAY
Partly cloudy. A chance of showers in the afternoon. Warm with highs in the lower 70s. Chance of rain 40 percent.
THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Mild. Lows in the lower 50s. Chance of rain 40 percent.
FRIDAY
Partly sunny with a chance of showers. Highs in the upper 60s. Chance of rain 40 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 2-MAY 6 MAY 4-MAY 10 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Above Above Precipitation: Below 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 26TH HISTORIC WEATHER EVENTS ...1834... Killer frosts were reported in the Deep South. The frost was quite severe around Huntsville AL, and highlighted a backward spring in the South that year. (David Ludlum) ...1978... An unusually strong occluded front swept out of the Gulf of Alaska and produced the first April thunderstorm of record at Fairbanks. Pea size hail fell northeast of Fairbanks from thunderstorms whose tops were less than 8000 feet. (The Weather Channel) ...1984... Severe thunderstorms associated with an intense cyclone spawned a total of forty-seven tornadoes in two days from Louisiana to Upper Michigan. The tornadoes killed 16 persons and injured 259 others. (Storm Data)

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