Storm Station
Rosemont, Maryland
61°
Overcast· Feels like 61°·Gentle breeze 9 mph NNW
Rain likely. Cloudy, with a high near 65. Northwest wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
-UV
-Air quality
81%Humidity
100%Cloud

What is measuring near here

The 5 instruments nearest Rosemont, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.6 miles away.

measured now3 instruments

US-340 @ MD-180MD016

Beside a road/2.6 mi away/442 ft/43 ft below here

temp, pavement temp, wind, visibility, precip

Rank107of 403

Antietam National BattlefieldANBM2

At a river or reservoir gauge/12.1 mi away/476 ft/9 ft below here

temp, wind, gust, humidity, pressure

Rank70of 403

Frederick Muni AptFDK

At an airfield/14.5 mi away/302 ft/183 ft below here

temp, wind, gust, visibility, precip, pressure

Rank343of 403

measured daily2 instruments

Knoxville 2.6 WMD-WH-26

In a volunteer observer's own ground/4.9 mi away/278 ft/207 ft below here

precip, snowfall, snow depth

Rank-

Damascus 3 SSWDMAM2

At a cooperative observer's station/21.4 mi away/676 ft/191 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Frederick Muni Apt, drawn

The nearest airport reporting now, 14.5 mi from Rosemont. From its report of Sep 27, 2026, 8:47 AM local time: 3 of its 6 sheets.

The sky

Broken at 11,000 ft; the ceiling is 11,000 ft; visibility 10 mi or more.

Section of the sky over Frederick Muni Apt, height above the station to scale: broken cloud with its base at 11,000 feet, the ceiling at 11,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FDKFIG. A THE SKY OVER FREDERICK MUNI APTSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,500ETAGESLOWMIDDLEHIGHTHE STATIONBKN 11,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 11,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFrederick Muni Apt, the skySTATION REPORT · ASOS FDKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-FDK-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

60.8 F with a dew point of 55.4 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,300 ft up; the lowest cloud reported is at 11,000 ft.

Chart of the air at Frederick Muni Apt: temperature 60.8 degrees Fahrenheit and dew point 55.4, 82 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,300 feet above the station, against the lowest cloud reported at 11,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FDKFIG. B THE AIR AT FREDERICK MUNI APTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00040 F50 F60 F70 FSATURATES 1,300 FT ABOVE THE STATION, AT 54.1 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, BKN 11,000 FTTEMPERATURE 60.8 FDEW POINT 55.4 FSPREAD 5.4 FRELATIVE HUMIDITY 82 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 POINTTITLEFrederick Muni Apt, the airSTATION REPORT · ASOS FDKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-FDK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Frederick Muni Apt, north up: blowing from 320 degrees, the northwest, at 9 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FDKFIG. C THE WIND AT FREDERICK MUNI APTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFrederick Muni Apt, the windSTATION REPORT · ASOS FDKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-FDK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Damascus 3 SSW (DMAM2), 21.4 miles from here, read 27 Sep, 07:00. measured daily

Elsewhere in Maryland

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

Near Rosemont

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