No upcoming precipitation for the next hour.
Last update: 21:00, 9 Jul 2026
Free to download * Essential from $0.83 * Prices vary by region and promotions.
Home, office, kids' school - all at once, no switching tabs.
Get notified 15 minutes before rain - while you can still change your plans.
Live radar without opening the app - on your lock screen or home screen.
Riverdale Park, Maryland experiences Chesapeake Bay and mid-Atlantic nor'easters. The Riverdale Park rain radar delivers real-time NEXRAD data from KLWX (Sterling VA), updated every 4–6 minutes at up to 250-meter resolution. Storms in this part of Maryland typically approach from southwest or northeast, and RainViewer's hyperlocal radar shows their exact position and direction so you can act before conditions change.
A standard forecast covers the broader Maryland region. RainViewer shows the actual cell over Riverdale Park right now — with direction arrows and a 2-hour nowcast so residents and visitors can make real decisions, not guesses.
Riverdale Park's highest weather risk aligns with June–September (convective) and October–April (nor'easters). Chesapeake bay and mid-atlantic nor'easters drives precipitation events in this region.
Seasonal transitions bring variable conditions — a live radar is more reliable than a forecast during these less predictable windows.
Precipitation probability drops in Riverdale Park during January–February, allowing outdoor activities to proceed with lower weather risk.
A radar check before leaving gives Riverdale Park drivers 20+ minutes to adjust timing or avoid flood-prone roads. Real-time NEXRAD is more actionable than a forecast probability for daily commute decisions in Maryland.
Residents and visitors planning outdoor activities in Riverdale Park benefit from knowing exactly when rain will arrive from southwest or northeast. A live radar replaces forecast uncertainty with a real decision window.
RainViewer aggregates radar data for the United States from the NEXRAD network operated by NOAA's National Weather Service — 160 WSR-88D stations covering the contiguous US, Alaska, Hawaii, and US territories. Data updates every 4–6 minutes as each station completes its scan cycle. RainViewer processes and displays NEXRAD data at up to 250-meter resolution. For Riverdale Park, Maryland, the primary NEXRAD source is KLWX (Sterling VA).
Riverdale Park can experience localized flooding during intense rain events, particularly in low-lying areas near drainage channels. Chesapeake bay and mid-atlantic nor'easters means runoff can accumulate quickly in parts of Maryland. A live radar provides advance warning before conditions develop.
Riverdale Park's primary rain season runs through June–September (convective) and October–April (nor'easters). The driest period is typically January–February.
Yes — RainViewer shows live NEXRAD data for Riverdale Park at up to 250-meter resolution, updated every 4–6 minutes from KLWX (Sterling VA). The hyperlocal radar includes current precipitation, storm direction, and a 2-hour nowcast.
RainViewer Essential sends a rain alert 10–15 minutes before precipitation reaches your saved location in Riverdale Park, Maryland. Set an alert for your specific address — not just a general Maryland area warning.
Rain can arrive in Riverdale Park faster than a forecast update — a live radar gives you the window to act.
Forecasts cover Maryland broadly. RainViewer shows the cell position over Riverdale Park right now.
Your weather app shows rain likely near Riverdale Park. RainViewer shows the cell position and minutes to arrival.
Track rain in Riverdale Park — free Upgrade to Essential for alerts, forecasts, and full radar history
see when rain will reach Riverdale Park
set an alert for your Riverdale Park address
storms approach Riverdale Park from southwest or northeast
review recent rain patterns in Riverdale Park
track Riverdale Park alongside nearby communities