Is it raining now in Spearfish?
Sunny
9 JulNo upcoming precipitation for the next hour.
Last update: 19:00, 9 Jul 2026
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Rain in Spearfish: What You Need to Know
Spearfish, South Dakota experiences Great Plains tornado corridor and spring flooding. The Spearfish 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 Spearfish right now — with direction arrows and a 2-hour nowcast so residents and visitors can make real decisions, not guesses.
Rain by Season in Spearfish
Peak rain season (April–June (snowmelt+severe season))
Spearfish'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 Spearfish during October–March, allowing outdoor activities to proceed with lower weather risk.
Why You Need a Rain Radar in Spearfish
Commuters and Drivers in Spearfish
A radar check before leaving gives Spearfish 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 Spearfish
Residents and visitors planning outdoor activities in Spearfish 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 Spearfish
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 Spearfish, South Dakota, the primary NEXRAD source is KFSD (Sioux Falls).
Spearfish Rain Radar: Frequently Asked Questions
- Does Spearfish flood when it rains?
Spearfish 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 Spearfish?
Spearfish'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 Spearfish?
Yes — RainViewer shows live NEXRAD data for Spearfish 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 Spearfish?
RainViewer Essential sends a rain alert 10–15 minutes before precipitation reaches your saved location in Spearfish, South Dakota. Set an alert for your specific address — not just a general South Dakota area warning.
Track Rain in Spearfish in Real Time
Rain can arrive in Spearfish 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 Spearfish right now.
Your weather app shows rain likely near Spearfish. RainViewer shows the cell position and minutes to arrival.
Track rain in Spearfish — free Upgrade to Essential for alerts, forecasts, and full radar history
2-hour forecast in 5-minute slices
see when rain will reach Spearfish
Rain alerts before arrival
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Direction arrows
storms approach Spearfish from southwest
48 hours of radar history
review recent rain patterns in Spearfish
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