Marcus Hook, PA Live Doppler Radar
Live radar for Marcus Hook, Delaware County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Marcus Hook?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 142 days in the Delaware forecast zone and Delaware County — the most common reported hazard around Marcus Hook, mostly in July and June. Next come excessive heat (103 days) and flash flooding (77 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 142 | Jun 2026 | Jun 3, 2020 · 1 death |
| Excessive heat | 103 | Jun 2026 | Jul 4, 1999 · 7 deaths |
| Flash flooding | 77 | Jun 2026 | Sep 16, 1999 · 1 death · $15 million damage |
| Heavy snow & winter storms | 72 | Feb 2026 | Jan 21, 2014 · 1 death |
| Flooding | 70 | Dec 2023 | Oct 1, 2010 · $5.0 million damage |
| Coastal flooding | 38 | Apr 2024 | Apr 16, 2011 · $50,000 damage |
| High winds | 37 | Feb 2026 | Sep 18, 2003 · $5.2 million damage |
| Extreme cold & wind chill | 29 | Dec 2022 | Jan 22, 2014 · 3 deaths |
Source: NOAA NCEI Storm Events Database, 1996–2026 (the latest year is partial). A "day" is a date with at least one report in the Delaware forecast zone and Delaware County; damage is as reported, not adjusted for inflation.
How much snow does Marcus Hook get?
A normal year brings about 12 inches of snow to Marcus Hook, based on NOAA's 1991–2020 climate normals for the Wilmington Porter Rsch weather station 7.2 miles away. The snowiest month is usually January (5.3 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.0 | 0.1 | 0.8 | 5.3 | 4.0 | 1.8 | 0.0 | 0.0 |
Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.
Which radars cover Marcus Hook?
The closest NEXRAD Doppler radar is KDIX (Philadelphia, NJ), about 54 miles east. Radar beams climb as they travel, so the height of the lowest scan over town decides how low in a storm the radar can see.
| Radar | Distance | Lowest beam over Marcus Hook | View |
|---|---|---|---|
| KDIX Philadelphia, NJ | 54 mi east | 4,000 ft | Good — most storms and steady rain or snow show clearly |
| KDOX Dover AFB, DE | 68 mi south | 5,500 ft | Good — most storms and steady rain or snow show clearly |
| KLWX Sterling, MD | 125 mi west-southwest | 13,500 ft | Limited — the beam overshoots the lowest part of storms |
Beam height is the center of the 0.5° scan above the radar, with standard refraction. Mountains near a radar can block it further.
Tornado & hail history near Marcus Hook
Since 1950, NOAA has recorded 91 tornadoes within 25 miles of Marcus Hook, 21 of them EF2/F2 or stronger. Most came in July and August. The strongest was an F3 on March 22, 1955, which passed about 15 miles northwest of town and caused 1 death. The most recent was an EF1 on May 16, 2025, which passed about 24 miles east-southeast of town.
Hail: 221 reports of 1-inch or larger hail within 25 miles since 1955, 7 of them 2 inches or more; the largest was 3.00-inch hail on June 23, 1969.
Source: NOAA Storm Prediction Center — tornadoes 1950–2025, hail 1955–2025. Distances are to each tornado's track; ratings before February 2007 use the original Fujita scale.
On TALON you get Marcus Hook's live radar loop, rain/snow/ice colors, flash-flood risk, storm tracks with arrival times and NWS warnings free; close-up radar and rotation detection are part of TALON Pro.
Marcus Hook radar FAQ
Where is the nearest weather radar to Marcus Hook, PA?
KDIX (Philadelphia, NJ), about 54 miles east. KDOX (Dover AFB, DE) is 68 miles away and also covers the area.
Does radar show snow in Marcus Hook?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Marcus Hook the lowest scan from KDIX is about 4,000 ft up.
Is TALON's radar for Marcus Hook free?
Yes — the US radar loop, rain/snow/ice colors, flash-flood risk, storm tracks and NWS warnings are free in any browser. Close-up radar, rotation detection and longer forecasts are part of TALON Pro.
Should I rely on radar for my safety?
No app replaces official warnings. When the National Weather Service issues a warning for Marcus Hook, follow it right away — see watch vs. warning.
Radar for nearby towns
- Trainer, PA radar 1 mi
- Chester, PA radar 3 mi
- Upland, PA radar 4 mi
- Brookhaven, PA radar 4 mi
- Parkside, PA radar 4 mi
- Eddystone, PA radar 5 mi
- Rose Valley, PA radar 6 mi
- Chester Heights, PA radar 6 mi
- Ridley Park, PA radar 7 mi
- Swarthmore, PA radar 7 mi