No Watches or Warnings for Elbrook
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Weather Conditions for Elbrook, Pennsylvania : Franklin County
Issued: 8:06 am EDT Sep 16, 2026 Latitude: 39.8178707 Longitude: -77.6066578 View on Google Maps

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Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
Sunny on Today Mostly Cloudy on Tonight 60% chance of thunderstorms on Thursday Partly Sunny on Friday Partly Sunny on Saturday 70% chance of rain on Sunday 50% chance of rain on Monday 40% chance of rain on Tuesday
High: 85°F Low: 65°F High: 86°F High: 80°F High: 77°F High: 78°F High: 75°F High: 74°F
Low: 67°F Low: 56°F Low: 62°F Low: 61°F Low: 61°F  
Sunny Mostly Cloudy Thunderstorms Partly Sunny Partly Sunny Rain Rain Rain
Current Conditions at
COLLEGE PARK ARPT - (KCGS)
66°
Clear
as of 8:35 AM EDST
Rel. Humidity: 82%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.38 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 65. Light southeast wind.

60% chance of thunderstorms Thursday Thursday... A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

80% chance of thunderstorms Thursday Night Thursday Night... Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 67. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Partly Sunny on Friday Friday... Partly sunny, with a high near 80. North wind 5 to 8 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 56.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 77.

40% chance of rain Saturday Night Saturday Night... A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

70% chance of rain Sunday Sunday... Showers likely, mainly after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.

60% chance of rain Sunday Night Sunday Night... Showers likely, mainly before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

50% chance of rain Monday Monday... A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.

50% chance of rain Monday Night Monday Night... A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.

40% chance of rain Tuesday Tuesday... A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.

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Sun Almanac for Elbrook, Pennsylvania
Astronomical Sunrise 05:21 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 05:54 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 06:26 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 06:53 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 12 Hours 25 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 7:18 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 7:45 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 8:17 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 8:49 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 13 Hours 19 Minutes
Nautical Rise to Set: 14 Hours 23 Minutes
Astro Rise to Set: 15 Hours 28 Minutes

Click for yearly Sun Almanac for Elbrook
Moon Almanac for Elbrook, Pennsylvania
Moon Phase: Waxing Crescent
Moon Illumination: 29%
Moon Age: 5.30 Days
Moon is currently below the horizon
Distance from Moon to Earth: 249,812 miles
Upcoming Lunar Events for
Elbrook:
Next EventEvent TimeIllum

Moonrise:12:48 pm Wed29.8%
High Moon:05:24 pm Wed31.6%
Moonset:09:55 pm Wed33.3%
New Moon: Thu Sep 10
First Quarter: Fri Sep 18
Full Moon: Sat Sep 26
Last Quarter: Sat Oct 3
New Moon: Sat Oct 10
Click for Monthly Moon Almanac