CALLAWAY, MD 20620 Weather Forecast & Current Conditions
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  20620 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

ST MARYS CNTY RGNL, MD
Current Weather
3:50 AM EDT JUL 17, 2025
Clear
77°F
Feels Like: 78°F
Dewpoint: 73°F
Rel. Hum.: 87%
Visibility: 10 miles
Wind: SSW at 7 mph
Pressure: 29.95 inches
Last 72 hours

Local Area Snow Depth

Maryland Current Weather

Maryland MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  20620 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

CALLAWAY, MD 20620
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
OVERNIGHT
Mostly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Southwest winds 10 to 15 mph.
THURSDAY
Mostly sunny. Highs in the mid 90s. Southwest winds 10 to 15 mph. Heat index values up to 108.
THURSDAY NIGHT
Partly cloudy. Lows in the upper 70s. West winds 5 to 10 mph.
FRIDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. North winds around 5 mph. Chance of rain 40 percent.
FRIDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 40 percent.
SATURDAY
Showers likely with a chance of thunderstorms. Highs in the mid 80s. Chance of rain 60 percent.
SATURDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 40 percent.
SUNDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
SUNDAY NIGHT
Mostly cloudy. Lows in the lower 70s.
MONDAY
Mostly sunny. Highs in the lower 80s.
MONDAY NIGHT
Partly cloudy. Lows around 70.
TUESDAY
Mostly sunny. Highs in the mid 80s.
TUESDAY NIGHT
Partly cloudy. Lows in the lower 70s.

  20620 WEATHER SATELLITE LOOPS
Visible Weather Satellite
CALLAWAY, MD 20620
Infrared Weather Satellite
CALLAWAY, MD 20620
  20620 WEATHER RADAR LOOP
NEXRAD Weather Radar
CALLAWAY, MD 20620
 MOS COMPUTER WEATHER FORECAST

ST MARYS CNTY RGNL, MD 3 hourly weather forecast
weather forecast created  6:00 PM MDT  7/16/2025
Thursday
17 JUL 2025		 CALLAWAY, MD 20620 weather forecast Day 1, 0 hours 2 AM 78° 80° Mostly Cloudy 10%
RAIN
<.01 in		 0% Thunder
( 10% severe)		 SW   6 88% 74°
Low 75° CALLAWAY, MD 20620 weather forecast Day 1, 3 hours 5 AM 76° 76° Partly Cloudy SW   8 94% 74°
High 92° CALLAWAY, MD 20620 weather forecast Day 1, 6 hours 8 AM 81° 87° Partly Cloudy 3%

 0% Thunder
( 10% severe)		 SW   8 82% 75°

Partly Cloudy



 CALLAWAY, MD 20620 weather forecast Day 1, 9 hours 11 AM 86° 95° Partly Cloudy WSW   9 70% 75°
CALLAWAY, MD 20620 weather forecast Day 1, 12 hours 2 PM 91° 102° Partly Cloudy 10%
RAIN
<.01 in		 0% Thunder
( 35% severe)		 WSW   9 60% 75°
CALLAWAY, MD 20620 weather forecast Day 1, 15 hours 5 PM 91° 102° Partly Cloudy SW   8 60% 75°
CALLAWAY, MD 20620 weather forecast Day 1, 18 hours 8 PM 83° 91° Partly Cloudy 12%
RAIN
<.01 in		 0% Thunder
( 23% severe)		 WSW   6 80% 76°
CALLAWAY, MD 20620 weather forecast Day 1, 21 hours 11 PM 80° 85° Partly Cloudy WSW   3 85% 75°
Friday
18 JUL 2025		 CALLAWAY, MD 20620 weather forecast Day 2, 0 hours 2 AM 78° 80° Partly Cloudy 7%

 0% Thunder
( 13% severe)		 W   2 88% 74°
Low 75° CALLAWAY, MD 20620 weather forecast Day 2, 3 hours 5 AM 76° 76° Partly Cloudy WNW   2 90% 73°
High 85° CALLAWAY, MD 20620 weather forecast Day 2, 6 hours 8 AM 80° 84° Partly Cloudy 5%

 0% Thunder
( 12% severe)		 NNW   3 79% 73°

Partly Cloudy

Chance of Rain

 CALLAWAY, MD 20620 weather forecast Day 2, 9 hours 11 AM 83° 88° Partly Cloudy N   5 67% 71°
CALLAWAY, MD 20620 weather forecast Day 2, 12 hours 2 PM 85° 90° Partly Cloudy 20%
RAIN
<.01 in		 0% Thunder
( 31% severe)		 N   3 63% 71°
CALLAWAY, MD 20620 weather forecast Day 2, 15 hours 5 PM 83° 88° Mostly Cloudy NE   2 70% 72°
CALLAWAY, MD 20620 weather forecast Day 2, 18 hours 8 PM 78° 80° Mostly Cloudy 16%
RAIN
<.01 in		 0% Thunder
( 25% severe)		   CALM 85% 73°
CALLAWAY, MD 20620 weather forecast Day 2, 21 hours 11 PM 75° 75° Mostly Cloudy   CALM 90% 72°

ST MARYS CNTY RGNL, MD extended weather forecast
BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE
Low 76° Low 68° Low 70° Low 72° Low 72°
High 84° High 83° High 88° High 83° High 83°
CALLAWAY, MD 20620 weather forecast Day 3 CALLAWAY, MD 20620 weather forecast Day 4 CALLAWAY, MD 20620 weather forecast Day 5 CALLAWAY, MD 20620 weather forecast Day 6 CALLAWAY, MD 20620 weather forecast Day 7
Mostly Cloudy
64% Rain		 Mostly Cloudy
40% Rain		 Mostly Cloudy
45% Rain		 Overcast
44% Rain		 Overcast
57% Rain
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