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: 655 PM EDT WED MAR 18 2026

Lightning Observed
Temp: 38°F
  • Humidity:
  • 33%
  • Winds:
  • 5 MPH SSW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.32 in.
  • Dewpoint:
  • 12°F
  • Heat index:
  • 38°F

  • Sunrise:
  • 7:12 AM EDT
  • Sunset:
  • 7:15 PM EDT
  • Moonrise:
  • 6:55 AM EDT
  • Moonset:
  • 7:36 PM EDT

REST OF THIS AFTERNOON

SUNNY

Hi: 41°F
Lo: 31°F

THURSDAY

MOSTLY SUNNY
Hi: 55°F
Lo: 39°F

FRIDAY

MOSTLY SUNNY
Hi: 61°F
Lo: 50°F

SATURDAY

PARTLY SUNNY
Hi: 69°F
Lo: 49°F
Weather Forecast In Detail:
Forecast Issued: 456 PM EDT Wed Mar 18 2026

Rest Of This Afternoon...Sunny. Highs in the lower 40s. South winds around 5 mph.
Tonight...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 30s. Southeast winds around 5 mph.
Thursday...Mostly sunny. Highs in the mid 50s. South winds 5 to 10 mph.
Thursday Night...Partly cloudy. Lows in the upper 30s. South winds around 5 mph.
Friday...Mostly sunny. Highs in the lower 60s. South winds 5 to 10 mph.
Friday Night...Showers likely. Lows around 50. Chance of rain 70 percent.
Saturday...Partly sunny. Highs in the upper 60s.
Saturday Night...Mostly cloudy. Lows in the upper 40s.
Sunday...Partly sunny. Highs in the lower 70s.
Sunday Night...Mostly cloudy with a 40 percent chance of rain. Lows in the upper 40s.
Monday...Partly sunny. Highs in the upper 50s.
Monday Night...Partly cloudy. Lows in the lower 30s.
Tuesday...Partly sunny. Highs in the upper 40s.
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