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 PM EDT WED JUL 1 2026

Clear


Temp: 96°F
  • Humidity:
  • 44%
  • Winds:
  • 6 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.99 in.
  • Dewpoint:
  • 71°F
  • Heat index:
  • 103°F

  • Sunrise:
  • 5:44 AM EDT
  • Sunset:
  • 8:34 PM EDT
  • Moonrise:
  • 10:07 PM EDT
  • Moonset:
  • 6:58 AM EDT

REST OF THIS AFTERNOON

MOSTLY SUNNY
Hi: 95°F
Lo: 79°F

THURSDAY

SUNNY

Hi: 102°F
Lo: 79°F

FRIDAY

SUNNY

Hi: 103°F
Lo: 79°F

INDEPENDENCE DAY

MOSTLY SUNNY
Hi: 100°F
Lo: 75°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 318 PM EDT Wed Jul 01 2026

HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TO 8 PM EDT THURSDAY... ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TO 8 PM EDT FRIDAY...
Rest Of This Afternoon...Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 108.
Tonight...Mostly clear. Isolated showers and thunderstorms in the evening. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent.
Thursday...Sunny, hot with highs around 102. West winds around 5 mph. Heat index values up to 112.
Thursday Night...Clear. Lows in the upper 70s. Southwest winds around 5 mph.
Friday...Sunny, hot with highs around 103. West winds 5 to 10 mph. Heat index values up to 112.
Friday Night...Mostly clear. Lows in the upper 70s.
Independence Day...Mostly sunny with a chance of showers and thunderstorms. Hot with highs around 100. Chance of rain 50 percent. Heat index values up to 110.
Saturday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.
Sunday...Showers likely with a chance of thunderstorms. Hot with highs in the mid 90s. Chance of rain 70 percent.
Sunday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.
Monday...Partly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent.
Monday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.
Tuesday...Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent.
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