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: 355 PM EDT MON AUG 17 2026

Partly Cloudy
Temp: 88°F
  • Humidity:
  • 61%
  • Winds:
  • 6 MPH W
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.8 in.
  • Dewpoint:
  • 73°F
  • Heat index:
  • 96°F

  • Sunrise:
  • 6:21 AM EDT
  • Sunset:
  • 7:57 PM EDT
  • Moonrise:
  • 11:45 AM EDT
  • Moonset:
  • 10:18 PM EDT

THIS AFTERNOON

MOSTLY SUNNY
Hi: 90°F
Lo: 71°F
Precip: 20%

TUESDAY

SUNNY

Hi: 89°F
Lo: 69°F

WEDNESDAY

SUNNY

Hi: 89°F
Lo: 71°F

THURSDAY

CHANCE OF T-STORM
Hi: 85°F
Lo: 69°F
Precip: 70%
Weather Forecast In Detail:
Forecast Issued: 232 PM EDT Mon Aug 17 2026

This Afternoon...Mostly sunny with isolated showers and thunderstorms. Highs around 90. Northwest winds 5 to 10 mph. Chance of rain 20 percent.
Tonight...Mostly cloudy. Scattered showers and thunderstorms in the evening. Lows in the lower 70s. Northwest winds around 5 mph. Chance of rain 40 percent.
Tuesday...Sunny. Highs in the upper 80s. North winds 5 to 10 mph.
Tuesday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. Northwest winds around 5 mph.
Wednesday...Sunny. Highs in the upper 80s. Northwest winds around 5 mph.
Wednesday Night...Partly cloudy with a 40 percent chance of showers. Lows in the lower 70s.
Thursday...Showers likely with a chance of thunderstorms. Highs in the mid 80s. Chance of rain 70 percent.
Thursday Night...Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 70 percent.
Friday...Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.
Friday Night...Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 60 percent.
Saturday...Partly sunny with a 50 percent chance of showers. Highs in the lower 80s.
Saturday Night...Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50 percent.
Sunday...Mostly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 40 percent.
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