Storm Station
Poolesville, Maryland
61° 65°/60°
Overcast· Feels like 61°·Light breeze 8 mph NW
A slight chance of rain showers. Cloudy, with a low around 58. Northwest wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
0UV Low
30Air quality
71%Humidity
100%Cloud
Now
4:15 AM
61feels61
now, overcast
Today
Sep 27
6560
33%
18mph
drizzle
Mon
Sep 28
7161
overcast
Tue
Sep 29
7661
drizzle light
Wed
Sep 30
8257
overcast
Thu
Oct 1
8958
overcast
Fri
Oct 2
8359
14%
drizzle light
Sat
Oct 3
6249
29%
overcast
61°
65°60°
71°61°
76°61°
82°57°
89°58°
83°59°
62°49°

As of 4:15 AM in Poolesville, Maryland.

What is measuring near here

The 6 instruments nearest Poolesville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.5 miles away.

measured now4 instruments

GaithersburgGAI

At an airfield/13.1 mi away/539 ft/154 ft above here

temp, wind, gust, visibility, precip, pressure

Rank1of 402

Antietam National BattlefieldANBM2

At a river or reservoir gauge/29.6 mi away/476 ft/91 ft above here

temp, wind, gust, humidity, pressure

Rank70of 402

Powder MillS2049

At a soil climate station/31.2 mi away/105 ft/280 ft below here

temp, humidity, soil temp, soil moisture

Rank-

measured daily2 instruments

Poolesville 5.4 WMD-MG-120

In a volunteer observer's own ground/5.5 mi away/231 ft/154 ft below here

precip, snowfall, snow depth

Rank-

Damascus 3 SSWDMAM2

At a cooperative observer's station/12.8 mi away/676 ft/291 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Gaithersburg, drawn

The nearest airport reporting now, 13.1 mi from Poolesville. From its report of Sep 27, 2026, 3:56 AM local time: 3 of its 6 sheets.

The sky

Scattered at 4,400 ft, broken at 5,000 ft, broken at 12,000 ft; the ceiling is 5,000 ft; visibility 10 mi or more.

Section of the sky over Gaithersburg, height above the station to scale: scattered cloud with its base at 4,400 feet, broken cloud with its base at 5,000 feet, broken cloud with its base at 12,000 feet, the ceiling at 5,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GAIFIG. A THE SKY OVER GAITHERSBURGSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,50020,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 12,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYBKN 5,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 4,400 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 5,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEGaithersburg, the skySTATION REPORT · ASOS GAITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-GAI-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

The air

60.0 F with a dew point of 52.0 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 4,400 ft.

Chart of the air at Gaithersburg: temperature 60.0 degrees Fahrenheit and dew point 52.0, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station, against the lowest cloud reported at 4,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GAIFIG. B THE AIR AT GAITHERSBURGTHE 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 1,800 FT ABOVE THE STATION, AT 50.2 FLOWEST CLOUD REPORTED, SCT 4,400 FTTEMPERATURE 60.0 FDEW POINT 52.0 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 POINTTITLEGaithersburg, the airSTATION REPORT · ASOS GAITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-GAI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Gaithersburg, north up: blowing from 310 degrees, the northwest, 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 GAIFIG. C THE WIND AT GAITHERSBURGPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEGaithersburg, the windSTATION REPORT · ASOS GAITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-GAI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Damascus 3 SSW (DMAM2), 12.8 miles from here, read 26 Sep, 07:00. measured daily

Elsewhere in Maryland

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

Near Poolesville

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