Chesapeake Bay at Havre de Grace (IN MLLW)
15 mi- Level
- 1.5 ft
Forecast peak 3.6 ft Mon 10 PM, action stage
Reading from Sun 5 PM · NWS gauge page
Appearance
Starts in 5 h 41 min
Issued for this forecast zone · National Weather Service Mount Holly NJ
What
Temperatures as low as 35 degrees will result in areas of frost formation.
Impacts
Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Precautionary actions
Take steps now to protect tender plants from the cold.
Areas: New Castle; Kent; Inland Sussex; Kent; Queen Anne's; Caroline; Salem; Gloucester; Camden; Cumberland
See it on weather.gov (opens in a new tab)Observed 6:53 PM EDT at KDMH
Clear and 58°14°.
Today: low 40°4° (likely 37°3° to 40°4°), high 63°17° (likely 62°17° to 63°17°).
Now 58°14°
Clear
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sun 7p | Clear | 49°9° (likely 49°9° to 56°13°) | 49°9° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 77% | 0% | 0 |
| Sun 8p | Clear | 45°7° (likely 45°7° to 54°12°) | 45°7° | 0% | 0 mph0 km/h, gusts 3 mph6 km/h | 89% | 0% | 0 |
| Sun 9p | Clear | 44°7° (likely 44°7° to 52°11°) | 44°7° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 93% | 0% | 0 |
| Sun 10p | Clear | 41°5° (likely 41°5° to 50°10°) | 41°5° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 100% | 0% | 0 |
| Sun 11p | Clear | 41°5° (likely 41°5° to 48°9°) | 41°5° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 100% | 0% | 0 |
| Mon 12a | Clear | 41°5° (likely 41°5° to 47°8°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 100% | 2% | 0 |
| Mon 1a | Clear | 40°4° (likely 40°4° to 46°8°) | 40°4° | 0% | 0 mph0 km/h, gusts 5 mph9 km/h | 100% | 2% | 0 |
| Mon 2a | Clear | 41°5° (likely 41°5° to 46°8°) | 41°5° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 100% | 1% | 0 |
| Mon 3a | Clear | 41°5° (likely 41°5° to 46°8°) | 41°5° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 100% | 2% | 0 |
| Mon 4a | Clear | 41°5° (likely 41°5° to 47°8°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 100% | 1% | 0 |
| Mon 5a | Mostly clear | 40°4° (likely 40°4° to 49°9°) | 40°4° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 100% | 18% | 0 |
| Mon 6a | Mostly clear | 40°4° (likely 40°4° to 48°9°) | 40°4° | 0% | 0 mph0 km/h, gusts 5 mph7 km/h | 100% | 20% | 0 |
| Mon 7a | Mostly sunny | 40°4° (likely 40°4° to 47°8°) | 40°4° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 100% | 61% | 0 |
| Mon 8a | Mostly sunny | 41°5° (likely 41°5° to 46°8°) | 41°5° | 0% | 0 mph0 km/h, gusts 5 mph9 km/h | 100% | 63% | 0 |
| Mon 9a | Mostly sunny | 46°8° (likely 45°7° to 49°9°) | 46°8° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 96% | 54% | 1 |
| Mon 10a | Mostly sunny | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 0 mph0 km/h, gusts 10 mph16 km/h | 80% | 27% | 2 |
| Mon 11a | Sunny | 58°14° (likely 58°14° to 60°16°) | 58°14° | 0% | 5 mph8 km/h from W, gusts 11 mph17 km/h | 69% | 1% | 3 |
| Mon 12p | Sunny | 62°17° (likely 61°16° to 62°17°) | 62°17° | 0% | 5 mph8 km/h from W, gusts 10 mph16 km/h | 60% | 0% | 4 |
| Mon 1p | Sunny | 64°18° (likely 63°17° to 64°18°) | 64°18° | 0% | 5 mph8 km/h from W, gusts 10 mph16 km/h | 56% | 0% | 4 |
| Mon 2p | Sunny | 67°19° (likely 65°18° to 67°19°) | 67°19° | 0% | 5 mph8 km/h from W, gusts 10 mph17 km/h | 50% | 0% | 4 |
| Mon 3p | Sunny | 68°20° (likely 66°19° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from W, gusts 11 mph18 km/h | 51% | 0% | 4 |
| Mon 4p | Sunny | 68°20° (likely 65°18° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from W, gusts 12 mph19 km/h | 51% | 0% | 3 |
| Mon 5p | Sunny | 68°20° (likely 64°18° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from W, gusts 9 mph15 km/h | 53% | 0% | 1 |
| Mon 6p | Clear | 64°18° (likely 60°16° to 64°18°) | 64°18° | 0% | 5 mph8 km/h from W, gusts 7 mph11 km/h | 60% | 0% | 0 |
| Mon 7p | Clear | 57°14° (likely 57°14° to 58°14°) | 57°14° | 0% | 5 mph8 km/h from W, gusts 8 mph13 km/h | 77% | 0% | 0 |
| Mon 8p | Clear | 57°14° (likely 54°12° to 58°14°) | 57°14° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 80% | 0% | 0 |
| Mon 9p | Clear | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 93% | 1% | 0 |
| Mon 10p | Clear | 52°11° (likely 52°11° to 56°13°) | 52°11° | 0% | 0 mph0 km/h, gusts 8 mph12 km/h | 96% | 1% | 0 |
| Mon 11p | Clear | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 0 mph0 km/h, gusts 8 mph12 km/h | 96% | 1% | 0 |
| Tue 12a | Clear | 52°11° (likely 51°11° to 54°12°) | 52°11° | 0% | 0 mph0 km/h, gusts 8 mph13 km/h | 93% | 12% | 0 |
| Tue 1a | Clear | 52°11° (likely 51°11° to 54°12°) | 52°11° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 93% | 2% | 0 |
| Tue 2a | Clear | 53°12° (likely 50°10° to 53°12°) | 53°12° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 89% | 0% | 0 |
| Tue 3a | Clear | 52°11° (likely 51°11° to 53°12°) | 52°11° | 0% | 5 mph8 km/h from N, gusts 8 mph14 km/h | 93% | 0% | 0 |
| Tue 4a | Clear | 52°11° (likely 50°10° to 52°11°) | 52°11° | 0% | 5 mph8 km/h from N, gusts 10 mph16 km/h | 89% | 12% | 0 |
| Tue 5a | Clear | 52°11° (likely 50°10° to 52°11°) | 52°11° | 0% | 5 mph8 km/h from N, gusts 10 mph17 km/h | 89% | 1% | 0 |
| Tue 6a | Clear | 51°11° (likely 49°9° to 52°11°) | 51°11° | 0% | 5 mph8 km/h from N, gusts 10 mph16 km/h | 89% | 2% | 0 |
| Tue 7a | Sunny | 50°10° (likely 49°9° to 51°11°) | 48°9° | 0% | 5 mph8 km/h from N, gusts 12 mph19 km/h | 96% | 0% | 0 |
| Tue 8a | Sunny | 51°11° (likely 49°9° to 52°11°) | 51°11° | 0% | 5 mph8 km/h from N, gusts 14 mph22 km/h | 93% | 0% | 0 |
| Tue 9a | Sunny | 54°12° (likely 52°11° to 55°13°) | 54°12° | 0% | 5 mph8 km/h from N, gusts 18 mph28 km/h | 83% | 0% | 1 |
| Tue 10a | Sunny | 58°14° (likely 54°12° to 58°14°) | 58°14° | 0% | 5 mph8 km/h from N, gusts 19 mph31 km/h | 72% | 7% | 2 |
| Tue 11a | Sunny | 62°17° (likely 56°13° to 62°17°) | 62°17° | 0% | 5 mph8 km/h from N, gusts 16 mph26 km/h | 60% | 5% | 3 |
| Tue 12p | Sunny | 64°18° (likely 59°15° to 64°18°) | 64°18° | 0% | 5 mph8 km/h from N, gusts 13 mph21 km/h | 54% | 3% | 4 |
| Tue 1p | Sunny | 66°19° (likely 61°16° to 66°19°) | 66°19° | 0% | 5 mph8 km/h from N, gusts 11 mph17 km/h | 50% | 2% | 4 |
| Tue 2p | Sunny | 66°19° (likely 63°17° to 66°19°) | 66°19° | 0% | 5 mph8 km/h from N, gusts 9 mph15 km/h | 52% | 2% | 4 |
| Tue 3p | Sunny | 67°19° (likely 65°18° to 67°19°) | 67°19° | 0% | 5 mph8 km/h from N, gusts 9 mph14 km/h | 49% | 2% | 4 |
| Tue 4p | Sunny | 67°19° (likely 64°18° to 67°19°) | 67°19° | 0% | 5 mph8 km/h from NE, gusts 8 mph13 km/h | 49% | 4% | 3 |
| Tue 5p | Sunny | 65°18° (likely 63°17° to 65°18°) | 65°18° | 0% | 5 mph8 km/h from NE, gusts 8 mph13 km/h | 52% | 7% | 1 |
| Tue 6p | Clear | 62°17° (likely 58°14° to 63°17°) | 62°17° | 0% | 5 mph8 km/h from NE, gusts 6 mph10 km/h | 58% | 5% | 0 |
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Tonight: Mostly clear, with a low around 40. Southwest wind around 0 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 68. West wind 0 to 5 mph.
Night: Clear, with a low around 50. Northwest wind 0 to 5 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 67. North wind around 5 mph.
Night: Mostly clear, with a low around 45. Northeast wind 0 to 5 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
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 66.
Night: Mostly cloudy, with a low around 47.
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 70.
Night: Mostly clear, with a low around 52.
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 74.
Night: Mostly clear, with a low around 53.
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 72.
Night: Mostly cloudy, with a low around 54.
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 · 0.01 in0.3 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after 1pm. Mostly cloudy, with a high near 71.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
30% chance · 0.02 in0.6 mm
Afternoon
noon–6 PM
20% chance
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
Dry
Evening
6 PM–midnight
20% chance · 0.1 in2.6 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.
Dry, high 63°, low 40°.
Dry, high 68°, low 50°, warming up.
Dry, high 67°, low 45°.
Mostly dry, highs 66–74°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (PHI) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 3.6 ft Mon 10 PM, action stage
Reading from Sun 5 PM · NWS gauge page
Forecast peak 2.8 ft Sun 7 PM
Reading from Sun 5:36 PM · NWS gauge page
Forecast peak 3.9 ft Sun 10 PM
Reading from Sun 5:36 PM · NWS gauge page
Reading from Sun 6 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 74% 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 11 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 47°F).
Mon, 12:00 PM–6:00 PM
Good stretch to open the windows.
Today’s expected high is about typical for the date.
On average 1°0° warmer than normal (daily mean temperature).
Still Pond weather by month: normals, records, snow and freeze dates
Sunrise 7:24 AM, sunset 6:11 PM.
Clear 7:19 PM–6:58 AM, but the moon is 100% lit and up.
Full moon
100% lit · growing