Coster, MD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Coster, MD in one place.
Sunny, with a high near 84. South wind 5 to 9 mph.
Local Weather Overview
This forecast page for Coster, MD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 9:23 PM EDT.
The active forecast window currently covers Sep 17 to Sep 22, 2026 for Coster, MD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 22, 2026
- Latest sync
- Sep 15, 2026 9:23 PM EDT
- Forecast office
- LWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Coster
Thursday looks like the warmest upcoming period in Coster at 84 degrees F.
Friday Night is the coolest period ahead with temperatures near 70 degrees F.
The strongest winds are forecast for Tuesday at about 9 to 14 mph E.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 9:23 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- LWX
- Radar station
- KDOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 73. South wind 6 to 9 mph.
Mostly sunny, with a high near 82.
Partly cloudy, with a low around 70.
Mostly sunny, with a high near 79.
Partly cloudy, with a low around 71.
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a high near 79.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Sep 17
|
Sunny
|
84°F |
5 to 9 mph
S
|
|
Thursday Night
Sep 17
|
Partly Cloudy
|
73°F |
6 to 9 mph
S
|
|
Friday
Sep 18
|
Mostly Sunny
|
82°F |
6 to 12 mph
NW
|
|
Friday Night
Sep 18
|
Partly Cloudy
|
70°F |
7 to 10 mph
NE
|
|
Saturday
Sep 19
|
Mostly Sunny
|
79°F |
9 mph
E
|
|
Saturday Night
Sep 19
|
Partly Cloudy
|
71°F |
9 mph
SE
|
|
Sunday
Sep 20
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
9 mph
S
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
73°F |
9 mph
SE
|
|
Monday
Sep 21
|
Partly Sunny then Chance Showers And Thunderstorms
|
81°F |
8 to 13 mph
E
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
71°F |
12 mph
E
|
|
Tuesday
Sep 22
|
Chance Rain Showers
|
79°F |
9 to 14 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Coster.