Upper Machodoc Creek near Dahlgren (IN MLLW)
11 mi- Level
- 3.7 ft
Forecast peak 3.7 ft Sat 3 PM, minor flooding
Reading from Sat 2 PM · NWS gauge page
1 active weather alert
Coastal Flood Advisory
Ends in 1 h 50 min
- When
- Until 5 PM EDT this afternoon, especially around the time of high tide.
- Where
- Shoreline in Charles and King George Counties.
Issued for this forecast zone · National Weather Service Baltimore MD/Washington DC
What, impacts and precautionsHide details
What
Up to one half foot of inundation above ground level expected in low lying areas due to tidal flooding.
Impacts
At 3.5 feet, water reaches yards near Cobb Island and docks near Dahlgren.
Additional details
Tides one and a half to two feet above normal. The next high tide at Goose Bay is at 3:15 PM. The next high tide at Dahlgren is at 2:03 PM.
Precautionary actions
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Areas: Charles; King George
See it on weather.gov (opens in a new tab)
Observed 2:15 PM EDT at K2W6
Cobb Island, MD weather
Mostly cloudy and 61°16°, jacket by 8 PM.
Today: low 44°7° (likely 43°6° to 48°9°), high 64°18° (likely 61°16° to 64°18°).
Now 61°16°
Mostly cloudy
- Wind
- 5 mph8 km/h
- 35–7 mph11 km/h through 3 AM
- Dew point
- 43°6°
- Comfortable
- UV index
- 3Moderate
- Moderate until 4 PM · peak 5
- Air quality
- 33Good
- Ozone · tomorrow moderate
- Pressure
- 30.52 inHg1034 hPa
- Falling · −0.05 inHg−1.5 hPa in 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
About the same as this time yesterday (61°16° then, 61°16° now)
Good hours for
This afternoonNear 64°18° · Partly cloudy
TonightDown to 45°7° by 4 AM · Clear
Tomorrow morningUp to 57°14° by 11 AM · Clear
Tomorrow afternoonUp to 66°19° by 4 PM · Clear
Tomorrow nightDown to 43°6° by 5 AM · Clear
Monday morningUp to 57°14° by 11 AM · Partly cloudy
Monday afternoonUp to 66°19° by 2 PM · Clear
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 3p | Mostly sunny | 63°17° (likely 61°16° to 64°18°) | 63°17° | 0% | 7 mph11 km/h from E, gusts 11 mph17 km/h | 52% | 54% | 3 |
| Sat 4p | Sunny | 63°17° (likely 60°16° to 64°18°) | 63°17° | 0% | 7 mph11 km/h from E, gusts 11 mph17 km/h | 54% | 34% | 1 |
| Sat 5p | Sunny | 64°18° (likely 60°16° to 64°18°) | 64°18° | 0% | 6 mph10 km/h from E, gusts 10 mph17 km/h | 52% | 32% | 1 |
| Sat 6p | Clear | 61°16° (likely 58°14° to 61°16°) | 61°16° | 0% | 6 mph10 km/h from E, gusts 8 mph13 km/h | 60% | 28% | 0 |
| Sat 7p | Mostly clear | 56°13° (likely 55°13° to 57°14°) | 56°13° | 0% | 5 mph8 km/h from E, gusts 9 mph14 km/h | 74% | 38% | 0 |
| Sat 8p | Clear | 54°12° (likely 53°12° to 56°13°) | 54°12° | 0% | 5 mph8 km/h from NE, gusts 10 mph16 km/h | 80% | 25% | 0 |
| Sat 9p | Partly cloudy | 50°10° (likely 50°10° to 57°14°) | 48°9° | 0% | 5 mph8 km/h from NE, gusts 9 mph14 km/h | 93% | 60% | 0 |
| Sat 10p | Mostly cloudy | 49°9° (likely 49°9° to 57°14°) | 47°8° | 0% | 5 mph8 km/h from E, gusts 10 mph15 km/h | 93% | 54% | 0 |
| Sat 11p | Mostly clear | 49°9° (likely 49°9° to 55°13°) | 48°9° | 0% | 3 mph5 km/h from E, gusts 10 mph16 km/h | 96% | 22% | 0 |
| Sun 12a | Clear | 47°8° (likely 47°8° to 54°12°) | 46°8° | 0% | 3 mph5 km/h from E, gusts 10 mph16 km/h | 100% | 1% | 0 |
| Sun 1a | Clear | 47°8° (likely 47°8° to 53°12°) | 46°8° | 0% | 3 mph5 km/h from E, gusts 10 mph15 km/h | 100% | 2% | 0 |
| Sun 2a | Clear | 47°8° (likely 47°8° to 52°11°) | 46°8° | 0% | 3 mph5 km/h from NE, gusts 9 mph14 km/h | 100% | 3% | 0 |
| Sun 3a | Clear | 46°8° (likely 46°8° to 52°11°) | 45°7° | 0% | 3 mph5 km/h from NE, gusts 8 mph12 km/h | 100% | 8% | 0 |
| Sun 4a | Mostly clear | 45°7° (likely 45°7° to 51°11°) | 44°7° | 0% | 3 mph5 km/h from NE, gusts 8 mph13 km/h | 100% | 12% | 0 |
| Sun 5a | Mostly clear | 45°7° (likely 45°7° to 51°11°) | 43°6° | 0% | 5 mph8 km/h from NE, gusts 9 mph14 km/h | 100% | 12% | 0 |
| Sun 6a | Mostly clear | 44°7° (likely 44°7° to 51°11°) | 41°5° | 0% | 5 mph8 km/h from NE, gusts 8 mph14 km/h | 100% | 14% | 0 |
| Sun 7a | Sunny | 44°7° (likely 44°7° to 51°11°) | 41°5° | 0% | 5 mph8 km/h from NE, gusts 9 mph14 km/h | 100% | 11% | 0 |
| Sun 8a | Sunny | 45°7° (likely 45°7° to 51°11°) | 43°6° | 0% | 5 mph8 km/h from NE, gusts 7 mph11 km/h | 100% | 10% | 0 |
| Sun 9a | Sunny | 48°9° (likely 48°9° to 54°12°) | 46°8° | 0% | 5 mph8 km/h from NE, gusts 9 mph15 km/h | 100% | 4% | 1 |
| Sun 10a | Sunny | 54°12° (likely 54°12° to 59°15°) | 54°12° | 0% | 5 mph8 km/h from NE, gusts 13 mph22 km/h | 83% | 6% | 2 |
| Sun 11a | Sunny | 57°14° (likely 57°14° to 62°17°) | 57°14° | 0% | 5 mph8 km/h from NE, gusts 12 mph19 km/h | 77% | 3% | 3 |
| Sun 12p | Sunny | 60°16° (likely 60°16° to 64°18°) | 60°16° | 0% | 5 mph8 km/h from E, gusts 9 mph15 km/h | 67% | 7% | 4 |
| Sun 1p | Sunny | 63°17° (likely 62°17° to 65°18°) | 63°17° | 0% | 5 mph8 km/h from E, gusts 8 mph13 km/h | 58% | 14% | 4 |
| Sun 2p | Sunny | 64°18° (likely 63°17° to 65°18°) | 64°18° | 0% | 3 mph5 km/h from E, gusts 8 mph14 km/h | 54% | 20% | 4 |
| Sun 3p | Sunny | 65°18° (likely 64°18° to 66°19°) | 65°18° | 0% | 3 mph5 km/h from E, gusts 8 mph14 km/h | 52% | 6% | 4 |
| Sun 4p | Sunny | 66°19° (likely 64°18° to 66°19°) | 66°19° | 0% | 3 mph5 km/h from E, gusts 8 mph13 km/h | 48% | 1% | 3 |
| Sun 5p | Sunny | 65°18° (likely 63°17° to 65°18°) | 65°18° | 0% | 3 mph5 km/h from E, gusts 7 mph12 km/h | 50% | 0% | 1 |
| Sun 6p | Clear | 62°17° (likely 59°15° to 62°17°) | 62°17° | 0% | 2 mph3 km/h from E, gusts 6 mph10 km/h | 56% | 0% | 0 |
| Sun 7p | Clear | 57°14° (likely 56°13° to 58°14°) | 57°14° | 0% | 2 mph3 km/h from NE, gusts 7 mph11 km/h | 67% | 0% | 0 |
| Sun 8p | Clear | 51°11° (likely 51°11° to 56°13°) | 51°11° | 0% | 2 mph3 km/h from NE, gusts 8 mph12 km/h | 83% | 2% | 0 |
| Sun 9p | Clear | 50°10° (likely 50°10° to 55°13°) | 50°10° | 0% | 2 mph3 km/h from NE, gusts 7 mph11 km/h | 89% | 2% | 0 |
| Sun 10p | Clear | 48°9° (likely 48°9° to 55°13°) | 48°9° | 0% | 1 mph2 km/h from NE, gusts 7 mph11 km/h | 93% | 1% | 0 |
| Sun 11p | Clear | 47°8° (likely 47°8° to 55°13°) | 47°8° | 0% | 1 mph2 km/h from NE, gusts 8 mph12 km/h | 96% | 0% | 0 |
| Mon 12a | Clear | 47°8° (likely 47°8° to 54°12°) | 47°8° | 0% | 1 mph2 km/h from NE, gusts 7 mph11 km/h | 96% | 0% | 0 |
| Mon 1a | Clear | 46°8° (likely 46°8° to 54°12°) | 46°8° | 0% | 1 mph2 km/h from N, gusts 7 mph11 km/h | 100% | 12% | 0 |
| Mon 2a | Clear | 45°7° (likely 45°7° to 53°12°) | 45°7° | 0% | 1 mph2 km/h from NW, gusts 5 mph7 km/h | 100% | 13% | 0 |
| Mon 3a | Clear | 45°7° (likely 45°7° to 52°11°) | 45°7° | 0% | 1 mph2 km/h from NW, gusts 4 mph7 km/h | 100% | 15% | 0 |
| Mon 4a | Mostly clear | 44°7° (likely 44°7° to 51°11°) | 44°7° | 0% | 2 mph3 km/h from NW, gusts 3 mph5 km/h | 100% | 20% | 0 |
| Mon 5a | Clear | 43°6° (likely 43°6° to 49°9°) | 41°5° | 0% | 3 mph5 km/h from NW, gusts 5 mph8 km/h | 100% | 24% | 0 |
| Mon 6a | Partly cloudy | 42°6° (likely 42°6° to 48°9°) | 42°6° | 0% | 2 mph3 km/h from NW, gusts 5 mph9 km/h | 100% | 31% | 0 |
| Mon 7a | Sunny | 42°6° (likely 42°6° to 48°9°) | 42°6° | 0% | 2 mph3 km/h from NW, gusts 5 mph8 km/h | 100% | 37% | 0 |
| Mon 8a | Partly sunny | 43°6° (likely 43°6° to 48°9°) | 43°6° | 0% | 2 mph3 km/h from NW, gusts 5 mph8 km/h | 100% | 43% | 0 |
| Mon 9a | Mostly sunny | 46°8° (likely 46°8° to 53°12°) | 46°8° | 0% | 2 mph3 km/h from W, gusts 5 mph8 km/h | 100% | 30% | 1 |
| Mon 10a | Mostly sunny | 51°11° (likely 51°11° to 56°13°) | 51°11° | 0% | 2 mph3 km/h from W, gusts 6 mph9 km/h | 89% | 9% | 2 |
| Mon 11a | Sunny | 57°14° (likely 56°13° to 58°14°) | 57°14° | 0% | 3 mph5 km/h from W, gusts 7 mph12 km/h | 77% | 1% | 3 |
| Mon 12p | Sunny | 61°16° (likely 61°16° to 61°16°) | 61°16° | 0% | 3 mph5 km/h from W, gusts 8 mph13 km/h | 67% | 0% | 4 |
| Mon 1p | Sunny | 64°18° (likely 63°17° to 64°18°) | 64°18° | 0% | 3 mph5 km/h from NW, gusts 9 mph14 km/h | 60% | 0% | 5 |
| Mon 2p | Sunny | 66°19° (likely 64°18° to 66°19°) | 66°19° | 0% | 3 mph5 km/h from NW, gusts 9 mph15 km/h | 56% | 0% | 4 |
Days ahead
Tap a day for its hours and the official wording.
Today, Oct 24. Cloudy. High 64°18°, low 44°7°. Dry. Mostly agree.
Afternoon
noon–6 PM
Sunny, 64°18°Dry
Evening
6 PM–midnight
Partly cloudy, 54°12°Dry
Overnight
midnight–6 AM
Clear, 45°7°Dry
Official NWS forecast
Today: Partly sunny, with a high near 64. East wind around 7 mph.
Tonight: Partly cloudy, with a low around 44. Northeast wind around 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 61°16°–64°18°
- Low, likely
- 43°6°–48°9°
- Wind
- 11 mph17 km/h, gusts 20 mph32 km/h
- UV peak
- 4
Tomorrow, Oct 25. Mostly sunny. High 66°19°, low 42°6°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 45°7°Dry
Afternoon
noon–6 PM
Sunny, 66°19°Dry
Evening
6 PM–midnight
Clear, 51°11°Dry
Overnight
midnight–6 AM
Clear, 43°6°Dry
Official NWS forecast
Day: Sunny, with a high near 66. Northeast wind around 5 mph.
Night: Mostly clear, with a low around 42. Northeast wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 64°18°–66°19°
- Low, likely
- 42°6°–50°10°
- Wind
- 9 mph15 km/h, gusts 14 mph23 km/h
- UV peak
- 4
Monday, Oct 26. Mostly sunny. High 69°21°, low 51°11°. Dry. Forecasts agree.
Morning
6 AM–noon
Mostly sunny, 43°6°Dry
Afternoon
noon–6 PM
Sunny, 67°19°Dry
Evening
6 PM–midnight
Clear, 59°15°Dry
Overnight
midnight–6 AM
Clear, 53°12°Dry
Official NWS forecast
Day: Sunny, with a high near 69. Northwest wind around 3 mph.
Night: Clear, with a low around 51.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 66°19°–69°21°
- Low, likely
- 44°7°–51°11°
- Wind
- 8 mph13 km/h
- UV peak
- 5
Tuesday, Oct 27. Sunny. High 68°20°, low 54°12°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 52°11°Dry
Afternoon
noon–6 PM
Sunny, 66°19°Dry
Evening
6 PM–midnight
Clear, 58°14°Dry
Overnight
midnight–6 AM
Clear, 52°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68.
Night: Mostly clear, with a low around 54.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 64°18°–68°20°
- Low, likely
- 50°10°–54°12°
- Wind
- 11 mph18 km/h, gusts 21 mph33 km/h
- UV peak
- 4
Wednesday, Oct 28. Cloudy. High 67°19°, low 54°12°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 52°11°Dry
Afternoon
noon–6 PM
Cloudy, 64°18°Dry
Evening
6 PM–midnight
Cloudy, 58°14°Dry
Overnight
midnight–6 AM
Cloudy, 53°12°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 67.
Night: Mostly cloudy, with a low around 54.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 63°17°–67°19°
- Low, likely
- 50°10°–54°12°
- Wind
- 9 mph14 km/h, gusts 17 mph27 km/h
- UV peak
- 4
Thursday, Oct 29. Cloudy. High 70°21°, low 55°13°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 53°12°Dry
Afternoon
noon–6 PM
Partly sunny, 67°19°Dry
Evening
6 PM–midnight
Clear, 59°15°Dry
Overnight
midnight–6 AM
Clear, 53°12°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Night: Mostly clear, with a low around 55.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 65°18°–70°21°
- Low, likely
- 50°10°–55°13°
- Wind
- 7 mph11 km/h, gusts 16 mph25 km/h
- UV peak
- 4
Friday, Oct 30. Mostly sunny. High 72°22°, low 57°14°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 53°12°Dry
Afternoon
noon–6 PM
Sunny, 71°21°Dry
Evening
6 PM–midnight
Clear, 61°16°Dry
Overnight
midnight–6 AM
Clear, 54°12°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 72.
Night: Mostly clear, with a low around 57.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 69°21°–72°22°
- Low, likely
- 50°10°–57°14°
- Wind
- 7 mph11 km/h, gusts 25 mph40 km/h
- UV peak
- 4
Saturday, Oct 31. Cloudy. High 70°21°, low 54°12°. Dry. Mostly agree.
Morning
6 AM–noon
Partly sunny, 53°12°Dry
Afternoon
noon–6 PM
Partly sunny, 70°21°Dry
Evening
6 PM–midnight
Cloudy, 61°16°Dry
Overnight
midnight–6 AM
Cloudy, 58°14°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 69°21°–72°22°
- Low, likely
- 53°12°–57°14°
- Wind
- 9 mph14 km/h, gusts 28 mph45 km/h
- UV peak
- 4
Sunday, Nov 1. Cloudy. High 70°21°, low 57°14°. Rain 0.03 in0.8 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Cloudy, 59°15°Dry
Afternoon
noon–6 PM
Drizzle, 69°20°Dry
Evening
6 PM–midnight
Drizzle, 66°19°20% chance · 0.02 in0.4 mm
Overnight
midnight–6 AM
Showers, 65°18°20% chance · 0.08 in2.1 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 63°17°–74°23°
- Low, likely
- 55°13°–60°16°
- Wind
- 11 mph17 km/h, gusts 19 mph30 km/h
Monday, Nov 2. Cloudy. High 72°22°, low 63°17°. Rain 0.18 in4.6 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Showers, 66°19°20% chance · 0.08 in1.9 mm
Afternoon
noon–6 PM
Cloudy, 73°23°Dry
Evening
6 PM–midnight
Cloudy, 70°21°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 65°18°–77°25°
- Low, likely
- 61°16°–69°21°
- Wind
- 16 mph26 km/h, gusts 34 mph55 km/h
- UV peak
- 1
The outlook
Today
Dry, high 64°, low 44°.
Tomorrow
Dry, high 66°, low 42°.
Monday
Dry, high 69°, low 51°, warming up.
Rest of week
Mostly dry, highs 67–72°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (LWX) (opens in a new tab)
What changed since yesterday
No meaningful changes from yesterday’s forecast.
Radar
Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view
Rivers
NOAA river gauges within 25 mi
Minor flooding
Rappahannock River at Tappahannock (IN MLLW)
22 mi- Level
- 3.1 ft
Forecast peak 2.9 ft Sun 2 PM, action stage
Reading from Sat 2:05 PM · NWS gauge page
Patuxent River at Solomons Island (IN MLLW)
22 mi- Level
- 3.0 ft
Forecast peak 2.8 ft Sat 3 PM, action stage
Reading from Sat 2 PM · NWS gauge page
St. George Creek at Straits Point (IN MLLW)
21 mi- Level
- 3.3 ft
Forecast peak 3.1 ft Sun 2 AM, action stage
Reading from Sat 1:24 PM · NWS gauge page
Sun & moon
Sun
Sunrise 7:25 AM, sunset 6:17 PM.
- Daylight
- 10 h 52 min
- Losing 2 min 21 s a day; shortest Dec 21, 1 h 22 min less
- Golden hour
- 5:40–6:33 PM
- Morning 7:08–8:01 AM
- Blue hour
- 6:33–6:44 PM
- Morning 6:58–7:08 AM; first light 6:58 AM
Stars tonight? Fair
Mostly clear 11 PM–6:59 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:38 AM · rises 5:13 PM
- Full moon
- Oct 26
- New moon
- Nov 9
