Marine Weather Net

Upper Marlboro, MD Weather Forecast


Marine Forecast: Patuxent River MD


Upper Marlboro, Maryland

 Lat: 38.82N, Lon: 76.76W

Current Conditions Updated: 255 AM EST MON JAN 19 2026

Clear


Temp: 23°F
  • Humidity:
  • 65%
  • Winds:
  • 3 MPH WNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.98 in.
  • Dewpoint:
  • 13°F
  • Heat index:
  • 23°F

  • Sunrise:
  • 7:21 AM EST
  • Sunset:
  • 5:11 PM EST
  • Moonrise:
  • 8:07 AM EST
  • Moonset:
  • 6:09 PM EST

TONIGHT

MOSTLY CLEAR
Lo: 21°F

MONDAY

SUNNY

Hi: 41°F
Lo: 16°F

TUESDAY

SUNNY

Hi: 29°F
Lo: 16°F

WEDNESDAY

SUNNY

Hi: 40°F
Lo: 30°F
Weather Forecast In Detail:
Forecast Issued: 236 AM EST Mon Jan 19 2026

Overnight...Mostly clear. Lows in the lower 20s. West winds around 5 mph.
Monday...Sunny. Highs in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Monday Night...Mostly clear. Lows around 16. Northwest winds 10 to 15 mph with gusts up to 25 mph.
Tuesday...Sunny. Highs in the upper 20s. West winds 10 to 15 mph with gusts up to 25 mph.
Tuesday Night...Mostly clear. Lows around 16. Northwest winds around 5 mph, becoming south after midnight.
Wednesday...Sunny. Highs around 40.
Wednesday Night...Partly cloudy. Lows around 30.
Thursday...Mostly sunny. Highs in the upper 40s.
Thursday Night...Partly cloudy. Lows in the mid 20s.
Friday...Partly sunny. Highs in the upper 30s.
Friday Night...Mostly cloudy with a 30 percent chance of snow. Lows around 15.
Saturday...Partly sunny with a 40 percent chance of snow. Highs in the lower 20s.
Saturday Night...Mostly cloudy with a 40 percent chance of snow. Cold with lows around 10 above. Wind chill values as low as zero.
Sunday...Partly sunny with a 40 percent chance of snow. Highs in the lower 20s. Wind chill values as low as zero.
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