Is it raining now in Garretson?
Sunny
18 JulNo upcoming precipitation for the next hour.
Last update: 03:00, 18 Jul 2026
Free to download * Essential from $0.83 * Prices vary by region and promotions.
- App Only
Track up to 20 locations
Home, office, kids' school - all at once, no switching tabs.
- App Only
Alerts for each of them
Get notified 15 minutes before rain - while you can still change your plans.
- App Only
Widgets on your home screen
Live radar without opening the app - on your lock screen or home screen.
Rain in Garretson: What You Need to Know
Garretson, South Dakota experiences Great Plains tornado corridor and spring flooding. The Garretson rain radar delivers real-time NEXRAD data from KFSD (Sioux Falls), updated every 4–6 minutes at up to 250-meter resolution. Storms in this part of South Dakota typically approach from southwest, and RainViewer's hyperlocal radar shows their exact position and direction so you can act before conditions change.
A standard forecast covers the broader South Dakota region. RainViewer shows the actual cell over Garretson right now — with direction arrows and a 2-hour nowcast so residents and visitors can make real decisions, not guesses.
Rain by Season in Garretson
Peak rain season (April–June (snowmelt+severe season))
Garretson's highest weather risk aligns with April–June (snowmelt+severe season). Great plains tornado corridor and spring flooding drives precipitation events in this region.
Transition months
Seasonal transitions bring variable conditions — a live radar is more reliable than a forecast during these less predictable windows.
Drier season (October–March)
Precipitation probability drops in Garretson during October–March, allowing outdoor activities to proceed with lower weather risk.
Why You Need a Rain Radar in Garretson
Commuters and Drivers in Garretson
A radar check before leaving gives Garretson 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 South Dakota.
Outdoor Planning in Garretson
Residents and visitors planning outdoor activities in Garretson benefit from knowing exactly when rain will arrive from southwest. A live radar replaces forecast uncertainty with a real decision window.
RainViewer Radar Coverage in Garretson
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 Garretson, South Dakota, the primary NEXRAD source is KFSD (Sioux Falls).
Garretson Rain Radar: Frequently Asked Questions
- Does Garretson flood when it rains?
Garretson can experience localized flooding during intense rain events, particularly in low-lying areas near drainage channels. Great plains tornado corridor and spring flooding means runoff can accumulate quickly in parts of South Dakota. A live radar provides advance warning before conditions develop.
- When is the rainy season in Garretson?
Garretson's primary rain season runs through April–June (snowmelt+severe season). The driest period is typically October–March.
- Is there a live rain radar for Garretson?
Yes — RainViewer shows live NEXRAD data for Garretson at up to 250-meter resolution, updated every 4–6 minutes from KFSD (Sioux Falls). The hyperlocal radar includes current precipitation, storm direction, and a 2-hour nowcast.
- Can I set a rain alert for Garretson?
RainViewer Essential sends a rain alert 10–15 minutes before precipitation reaches your saved location in Garretson, South Dakota. Set an alert for your specific address — not just a general South Dakota area warning.
Track Rain in Garretson in Real Time
Rain can arrive in Garretson faster than a forecast update — a live radar gives you the window to act.
Forecasts cover South Dakota broadly. RainViewer shows the cell position over Garretson right now.
Your weather app shows rain likely near Garretson. RainViewer shows the cell position and minutes to arrival.
Track rain in Garretson — free Upgrade to Essential for alerts, forecasts, and full radar history
2-hour forecast in 5-minute slices
see when rain will reach Garretson
Rain alerts before arrival
set an alert for your Garretson address
Direction arrows
storms approach Garretson from southwest
48 hours of radar history
review recent rain patterns in Garretson
Multiple locations
track Garretson alongside nearby communities
RainViewer
