Storm Station
South Williamsport, Pennsylvania
60° 62°/59°
Overcast· Feels like 60°·Light breeze 6 mph WNW
A slight chance of rain. Cloudy, with a low around 56. Northwest wind around 12 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
0UV Low
32Air quality
72%Humidity
100%Cloud
Now
3:15 AM
60feels60
12%
now, overcast
Today
Sep 27
6259
37%
drizzle light
Mon
Sep 28
6559
26%
rain
Tue
Sep 29
7158
overcast
Wed
Sep 30
7755
overcast
Thu
Oct 1
8257
overcast
Fri
Oct 2
6551
16%
overcast
Sat
Oct 3
6544
20%
overcast
60°
62°59°
65°59°
71°58°
77°55°
82°57°
65°51°
65°44°

As of 3:15 AM in South Williamsport, Pennsylvania.

What is measuring near here

The 5 instruments nearest South Williamsport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.5 miles away.

measured now3 instruments

WilliamsportIPT

At an airfield/4.1 mi away/525 ft/21 ft below here

temp, wind, gust, visibility, precip, pressure

Rank37of 543

Garden HollowGDHP1

At a river or reservoir gauge/16.6 mi away/1,663 ft/1,117 ft above here

temp, wind, gust, humidity, pressure

Rank58of 543

measured daily2 instruments

Williamsport 1.7 ENEPA-LY-12

In a volunteer observer's own ground/1.5 mi away/579 ft/33 ft above here

precip, snowfall, snow depth

Rank-

WilliamsportWMSP1

At a cooperative observer's station/1.5 mi away/528 ft/18 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Williamsport, drawn

The nearest airport reporting now, 4.1 mi from South Williamsport. From its report of Sep 27, 2026, 2:54 AM local time: 3 of its 6 sheets.

The sky

Overcast at 7,000 ft; the ceiling is 7,000 ft; visibility 10 mi or more.

Section of the sky over Williamsport, height above the station to scale: overcast cloud with its base at 7,000 feet, the ceiling at 7,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IPTFIG. A THE SKY OVER WILLIAMSPORTSECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION02,5005,0007,50010,00012,500ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 7,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 7,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEWilliamsport, the skySTATION REPORT · ASOS IPTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-IPT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

59.0 F with a dew point of 51.0 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,900 ft up; the lowest cloud reported is at 7,000 ft.

Chart of the air at Williamsport: temperature 59.0 degrees Fahrenheit and dew point 51.0, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,900 feet above the station, against the lowest cloud reported at 7,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IPTFIG. B THE AIR AT WILLIAMSPORTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00040 F50 F60 F70 FSATURATES 1,900 FT ABOVE THE STATION, AT 49.1 FLOWEST CLOUD REPORTED, OVC 7,000 FTTEMPERATURE 59.0 FDEW POINT 51.0 FSPREAD 8.0 FRELATIVE HUMIDITY 75 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEWilliamsport, the airSTATION REPORT · ASOS IPTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-IPT-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (270 degrees) at 10 mph, gusting 16 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 24 mph.

Plan of the wind at Williamsport, north up: blowing from 270 degrees, the west, at 10 miles an hour, gusting 16; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IPTFIG. C THE WIND AT WILLIAMSPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 270°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE13GUST, 16 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWilliamsport, the windSTATION REPORT · ASOS IPTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-IPT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Williamsport, in 6 sheets, each beside the Field Book plates that explain it

-in

Snow on the ground

Elsewhere in Pennsylvania

24 places, each with its own forecast and its own instruments.

Near South Williamsport

The nearest places, each with its own forecast and the instruments nearest it.