Antietam Creek near Sharpsburg
1.2 mi- Level
- 2.4 ft
- Flow
- 103 cfs
Forecast peak 2.4 ft Sat 2 PM
Reading from Sat 12:15 PM · NWS gauge page
Appearance
Observed 1:45 PM EDT at KMRB
Sunny and 61°16°, jacket by 7 PM.
Today: low 30°−1° (likely 30°−1° to 40°4°), high 62°17° (likely 60°16° to 62°17°).
Now 61°16°
Sunny
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 2p | Sunny | 61°16° (likely 59°15° to 61°16°) | 61°16° | 0% | 6 mph10 km/h from SE, gusts 10 mph16 km/h | 42% | 0% | 4 |
| Sat 3p | Sunny | 61°16° (likely 60°16° to 62°17°) | 61°16° | 0% | 5 mph8 km/h from SE, gusts 8 mph13 km/h | 41% | 0% | 4 |
| Sat 4p | Sunny | 62°17° (likely 60°16° to 62°17°) | 62°17° | 0% | 5 mph8 km/h from SE, gusts 9 mph14 km/h | 39% | 0% | 3 |
| Sat 5p | Sunny | 61°16° (likely 58°14° to 61°16°) | 61°16° | 0% | 5 mph8 km/h from SE, gusts 8 mph12 km/h | 41% | 0% | 1 |
| Sat 6p | Clear | 57°14° (likely 54°12° to 57°14°) | 57°14° | 0% | 3 mph5 km/h from SE, gusts 6 mph10 km/h | 49% | 0% | 0 |
| Sat 7p | Clear | 51°11° (likely 50°10° to 53°12°) | 51°11° | 0% | 2 mph3 km/h from SE, gusts 4 mph7 km/h | 63% | 0% | 0 |
| Sat 8p | Clear | 47°8° (likely 47°8° to 50°10°) | 47°8° | 0% | 1 mph2 km/h from E, gusts 6 mph10 km/h | 74% | 0% | 0 |
| Sat 9p | Clear | 43°6° (likely 43°6° to 49°9°) | 43°6° | 0% | 1 mph2 km/h from E, gusts 6 mph10 km/h | 82% | 6% | 0 |
| Sat 10p | Clear | 40°4° (likely 40°4° to 48°9°) | 40°4° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 92% | 6% | 0 |
| Sat 11p | Clear | 38°3° (likely 38°3° to 47°8°) | 38°3° | 0% | 1 mph2 km/h from SE, gusts 4 mph7 km/h | 100% | 0% | 0 |
| Sun 12a | Clear | 37°3° (likely 37°3° to 46°8°) | 37°3° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 100% | 0% | 0 |
| Sun 1a | Clear | 36°2° (likely 36°2° to 45°7°) | 36°2° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 100% | 0% | 0 |
| Sun 2a | Clear | 35°2° (likely 35°2° to 43°6°) | 35°2° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 100% | 0% | 0 |
| Sun 3a | Clear | 35°2° (likely 35°2° to 43°6°) | 35°2° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 100% | 7% | 0 |
| Sun 4a | Clear | 33°1° (likely 33°1° to 42°6°) | 33°1° | 0% | 0 mph0 km/h, gusts 1 mph2 km/h | 100% | 14% | 0 |
| Sun 5a | Clear | 32°0° (likely 32°0° to 42°6°) | 32°0° | 0% | 0 mph0 km/h, gusts 1 mph2 km/h | 100% | 16% | 0 |
| Sun 6a | Clear | 31°−1° (likely 31°−1° to 41°5°) | 31°−1° | 0% | 0 mph0 km/h, gusts 1 mph2 km/h | 100% | 14% | 0 |
| Sun 7a | Clear | 30°−1° (likely 30°−1° to 40°4°) | 30°−1° | 0% | 0 mph0 km/h, gusts 2 mph2 km/h | 100% | 17% | 0 |
| Sun 8a | Sunny | 30°−1° (likely 30°−1° to 40°4°) | 30°−1° | 0% | 0 mph0 km/h, gusts 1 mph2 km/h | 100% | 17% | 0 |
| Sun 9a | Sunny | 38°3° (likely 38°3° to 44°7°) | 38°3° | 0% | 0 mph0 km/h, gusts 1 mph2 km/h | 92% | 16% | 1 |
| Sun 10a | Sunny | 45°7° (likely 45°7° to 50°10°) | 45°7° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 79% | 3% | 2 |
| Sun 11a | Sunny | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 69% | 5% | 3 |
| Sun 12p | Sunny | 57°14° (likely 57°14° to 59°15°) | 57°14° | 0% | 1 mph2 km/h from S, gusts 7 mph11 km/h | 59% | 5% | 4 |
| Sun 1p | Sunny | 60°16° (likely 60°16° to 61°16°) | 60°16° | 0% | 2 mph3 km/h from S, gusts 8 mph13 km/h | 53% | 8% | 4 |
| Sun 2p | Sunny | 64°18° (likely 62°17° to 64°18°) | 64°18° | 0% | 2 mph3 km/h from S, gusts 8 mph13 km/h | 48% | 6% | 4 |
| Sun 3p | Sunny | 65°18° (likely 63°17° to 65°18°) | 65°18° | 0% | 2 mph3 km/h from S, gusts 8 mph13 km/h | 45% | 10% | 4 |
| Sun 4p | Sunny | 65°18° (likely 63°17° to 65°18°) | 65°18° | 0% | 2 mph3 km/h from S, gusts 8 mph13 km/h | 45% | 7% | 3 |
| Sun 5p | Sunny | 65°18° (likely 62°17° to 65°18°) | 65°18° | 0% | 2 mph3 km/h from S, gusts 8 mph12 km/h | 45% | 4% | 1 |
| Sun 6p | Clear | 60°16° (likely 57°14° to 60°16°) | 60°16° | 0% | 1 mph2 km/h from S, gusts 7 mph11 km/h | 53% | 0% | 0 |
| Sun 7p | Clear | 54°12° (likely 53°12° to 55°13°) | 54°12° | 0% | 1 mph2 km/h from SE, gusts 4 mph7 km/h | 66% | 0% | 0 |
| Sun 8p | Clear | 50°10° (likely 50°10° to 53°12°) | 50°10° | 0% | 1 mph2 km/h from SE, gusts 5 mph8 km/h | 80% | 0% | 0 |
| Sun 9p | Clear | 47°8° (likely 47°8° to 52°11°) | 47°8° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 86% | 0% | 0 |
| Sun 10p | Clear | 44°7° (likely 44°7° to 51°11°) | 44°7° | 0% | 0 mph0 km/h, gusts 5 mph7 km/h | 93% | 0% | 0 |
| Sun 11p | Clear | 42°6° (likely 42°6° to 50°10°) | 42°6° | 0% | 0 mph0 km/h, gusts 5 mph7 km/h | 100% | 0% | 0 |
| Mon 12a | Clear | 41°5° (likely 41°5° to 48°9°) | 41°5° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 100% | 1% | 0 |
| Mon 1a | Clear | 40°4° (likely 40°4° to 47°8°) | 40°4° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 96% | 6% | 0 |
| Mon 2a | Clear | 39°4° (likely 39°4° to 46°8°) | 39°4° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 96% | 11% | 0 |
| Mon 3a | Clear | 38°3° (likely 38°3° to 45°7°) | 38°3° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 96% | 13% | 0 |
| Mon 4a | Clear | 37°3° (likely 37°3° to 44°7°) | 37°3° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 96% | 13% | 0 |
| Mon 5a | Clear | 36°2° (likely 36°2° to 43°6°) | 36°2° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 96% | 20% | 0 |
| Mon 6a | Mostly clear | 33°1° (likely 33°1° to 42°6°) | 33°1° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 100% | 28% | 0 |
| Mon 7a | Clear | 32°0° (likely 32°0° to 40°4°) | 32°0° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 100% | 38% | 0 |
| Mon 8a | Sunny | 33°1° (likely 33°1° to 41°5°) | 33°1° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 100% | 45% | 0 |
| Mon 9a | Mostly sunny | 38°3° (likely 34°1° to 48°9°) | 38°3° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 92% | 55% | 1 |
| Mon 10a | Mostly sunny | 45°7° (likely 39°4° to 53°12°) | 45°7° | 0% | 1 mph2 km/h from W, gusts 3 mph5 km/h | 82% | 37% | 2 |
| Mon 11a | Sunny | 53°12° (likely 46°8° to 57°14°) | 53°12° | 0% | 1 mph2 km/h from W, gusts 5 mph8 km/h | 69% | 2% | 3 |
| Mon 12p | Sunny | 59°15° (likely 53°12° to 62°17°) | 59°15° | 0% | 2 mph3 km/h from NW, gusts 6 mph9 km/h | 60% | 0% | 4 |
| Mon 1p | Sunny | 63°17° (likely 59°15° to 65°18°) | 63°17° | 0% | 3 mph5 km/h from NW, gusts 7 mph11 km/h | 54% | 0% | 4 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Sunny, with a high near 62. Southeast wind around 6 mph.
Tonight: Patchy fog after 11pm. Mostly clear, with a low around 30. East wind 0 to 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Patchy fog before 9am. Sunny, with a high near 65. South wind around 2 mph.
Night: Mostly clear, with a low around 32. Southeast wind around 1 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Sunny, with a high near 70. Northwest wind 0 to 3 mph.
Night: Mostly clear, with a low around 42.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 66.
Night: Partly cloudy, with a low around 38.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 63.
Night: Mostly cloudy, with a low around 42.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 71.
Night: Mostly clear, with a low around 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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 43.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
20% chance
Evening
6 PM–midnight
30% chance
Overnight
midnight–6 AM
30% chance · 0.06 in1.6 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.
Morning
6 AM–noon
20% chance · 0.03 in0.8 mm
Afternoon
noon–6 PM
20% chance · 0.11 in2.8 mm
Evening
6 PM–midnight
30% chance · 0.64 in16 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.
Dry, high 62°, low 30°.
Dry, high 65°, low 32°, warming up.
Dry, high 70°, low 42°, warming up.
Mostly dry, highs 63–72°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (LWX) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 2.4 ft Sat 2 PM
Reading from Sat 12:15 PM · NWS gauge page
Forecast peak 2.4 ft Sat 2 PM
Reading from Sat 12:30 PM · NWS gauge page
Forecast peak 1.1 ft Tue 8 AM
Reading from Sat 12:45 PM · NWS gauge page
Forecast peak 1.9 ft Sat 2 PM
Reading from Sat 1 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 61% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at. About 23 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 36°F).
Today, 3:00 PM–5:00 PM
Good stretch to open the windows.
Today’s expected high is 2°1° colder than typical.
On average 4°2° colder than normal (daily mean temperature).
Sharpsburg weather by month: normals, records, snow and freeze dates
Sunrise 7:30 AM, sunset 6:19 PM.
Clear 6:46 PM–7:04 AM, but the moon is 99% lit and up.
Waxing gibbous
97% lit · growing