Dangerous, Heat Wave Persists in the Eastern U.S.; Severe Weather Expected in the Central Plains and Mid-Atlantic

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorms are expected to produce damaging wind gusts from the Upper Ohio Valley into the Mid Atlantic, and across the central Great Plains this afternoon and evening. Large hail and heavy rain is also possible across the Great Plains. Read More >

Hazardous Weather Conditions

18NM ESE Baltimore MD

Marine Point Forecast

[NOTICE]
    • Independence Day

      Independence Day:Variable winds less than 5 kt becoming SSW 5 to 9 kt in the afternoon. Isolated showers and thunderstorms after 3pm.   Waves 1 ft or less.

      ⇑SSW 9kt
      < 1ft

    • Tonight

      Tonight:WSW wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Scattered showers and thunderstorms before 1am, then scattered showers and thunderstorms after 2am.   Waves 1 ft or less.

      WSW 7kt⇓
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 5pm.   Waves 1 ft or less.

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:S wind 6 to 10 kt becoming NNE in the evening. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm.   Waves 1 ft or less.

      NNE 10kt
      < 1ft

    • Monday

      Monday:ENE wind around 8 kt. Showers and possibly a thunderstorm.   Waves 1 ft or less.

      ENE 8kt
      < 1ft

    • Monday Night

      Monday Night:ENE wind 8 to 10 kt. Showers and possibly a thunderstorm.   Waves 1 ft or less.

      ENE 10kt
      < 1ft

    • Tuesday

      Tuesday:NE wind 8 to 10 kt. Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      NE 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:NE wind 5 to 7 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers.   Waves 1 ft or less.

      NE 7kt
      < 1ft

    • Wednesday

      Wednesday:NNE wind around 6 kt. A slight chance of showers, with thunderstorms also possible after 2pm.   Waves 1 ft or less.

      NNE 6kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 4:53 am EDT Jul 4, 2026
Forecast Valid: 5am EDT Jul 4, 2026-6pm EDT Jul 10, 2026

View Nearby Observations

Detailed Forecast


Independence Day
Variable winds less than 5 kt becoming SSW 5 to 9 kt in the afternoon. Isolated showers and thunderstorms after 3pm. Waves 1 ft or less.
Tonight
WSW wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Scattered showers and thunderstorms before 1am, then scattered showers and thunderstorms after 2am. Waves 1 ft or less.
Sunday
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 5pm. Waves 1 ft or less.
Sunday Night
S wind 6 to 10 kt becoming NNE in the evening. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Waves 1 ft or less.
Monday
ENE wind around 8 kt. Showers and possibly a thunderstorm. Waves 1 ft or less.
Monday Night
ENE wind 8 to 10 kt. Showers and possibly a thunderstorm. Waves 1 ft or less.
Tuesday
NE wind 8 to 10 kt. Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Tuesday Night
NE wind 5 to 7 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers. Waves 1 ft or less.
Wednesday
NNE wind around 6 kt. A slight chance of showers, with thunderstorms also possible after 2pm. Waves 1 ft or less.

Winds and waves higher and visibilities lower in and near tstms.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 39.21°N 76.25°W
Last Update: 4:53 am EDT Jul 4, 2026
Forecast Valid: 5am EDT Jul 4, 2026-6pm EDT Jul 10, 2026
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