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Middletown, Pennsylvania

Borough in Dauphin County, Pennsylvania

Air quality

The air at Middletown

Index 24, good, led by fine particles. Read at 12 AM from its reporting area, Susquehanna Valley (PA), 19 miles off.

24Good
  • Fine particles (PM2.5)24Good5.6 mi
  • Ozone22Good24 ppb5.6 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 57, moderate.

Smoke, the next 44 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Middletown

None in the last 24 hours; 0.03 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.03in

Visibility

How far you can see at Middletown, the next 44 hours

Visibility stays 6 miles or more through Sat 8 PM, lowest 7 miles Fri 9 AM.

FriSat

On the radar over Middletown, PennsylvaniaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 7 instruments nearest Middletown, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now5 instruments

measured daily2 instruments

Middletown 0.9 NPA-DP-45

In a volunteer observer's own ground/0.9 mi away/430 ft/90 ft above here

precip, snowfall, snow depth

Rank-

HarrisburgHRBP1

At a cooperative observer's station/9.4 mi away/423 ft/83 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Middletown/Olmsted, drawn

The nearest airport reporting now, 1.9 mi from Middletown, Pennsylvania. From its report of Oct 16, 2026, 12:09 AM local time: 3 of its 6 sheets.

The sky

Scattered at 1,000 ft, scattered at 1,700 ft, overcast at 2,400 ft; the ceiling is 2,400 ft; visibility 10 mi or more.

Section of the sky over Middletown/Olmsted, height above the station to scale: scattered cloud with its base at 1,000 feet, scattered cloud with its base at 1,700 feet, overcast cloud with its base at 2,400 feet, the ceiling at 2,400 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MDTFIG. A THE SKY OVER MIDDLETOWN/OLMSTEDSECTION, 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 STATION05001,0001,5002,0002,5003,0003,5004,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,400 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 1,700 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 1,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 2,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMiddletown/Olmsted, the skySTATION REPORT · ASOS MDTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MDT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 57.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up; the lowest cloud reported is at 1,000 ft.

Chart of the air at Middletown/Olmsted: temperature 59.0 degrees Fahrenheit and dew point 57.0, 93 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station, against the lowest cloud reported at 1,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MDTFIG. B THE AIR AT MIDDLETOWN/OLMSTEDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATES 500 FT ABOVE THE STATION, AT 56.5 FLOWEST CLOUD REPORTED, SCT 1,000 FTTEMPERATURE AND DEW POINT 59.0 F, 57.0 FRELATIVE HUMIDITY 93 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 POINTTITLEMiddletown/Olmsted, the airSTATION REPORT · ASOS MDTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MDT-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (170 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Middletown/Olmsted, north up: blowing from 170 degrees, the south, at 6 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MDTFIG. C THE WIND AT MIDDLETOWN/OLMSTEDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 170°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMiddletown/Olmsted, the windSTATION REPORT · ASOS MDTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MDT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Pennsylvania

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

Near Middletown

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

Near Middletown

River and lake gauges