No upcoming precipitation for the next hour.
Last update: 01:00, 14 Jul 2026
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Sidney, Montana experiences northern Rockies orographic rain and snowmelt. The Sidney rain radar delivers real-time NEXRAD data from KTFX (Great Falls), updated every 4–6 minutes at up to 250-meter resolution. Storms in this part of Montana 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 Montana region. RainViewer shows the actual cell over Sidney right now — with direction arrows and a 2-hour nowcast so residents and visitors can make real decisions, not guesses.
Sidney's highest weather risk aligns with April–June (snowmelt) and June–August (mountain convection). Northern rockies orographic rain and snowmelt 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 Sidney during June–August, allowing outdoor activities to proceed with lower weather risk.
A radar check before leaving gives Sidney 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 Montana.
Residents and visitors planning outdoor activities in Sidney benefit from knowing exactly when rain will arrive from southwest. 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 Sidney, Montana, the primary NEXRAD source is KTFX (Great Falls).
Sidney can experience localized flooding during intense rain events, particularly in low-lying areas near drainage channels. Northern rockies orographic rain and snowmelt means runoff can accumulate quickly in parts of Montana. A live radar provides advance warning before conditions develop.
Sidney's primary rain season runs through April–June (snowmelt) and June–August (mountain convection). The driest period is typically June–August.
Yes — RainViewer shows live NEXRAD data for Sidney at up to 250-meter resolution, updated every 4–6 minutes from KTFX (Great Falls). 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 Sidney, Montana. Set an alert for your specific address — not just a general Montana area warning.
Rain can arrive in Sidney faster than a forecast update — a live radar gives you the window to act.
Forecasts cover Montana broadly. RainViewer shows the cell position over Sidney right now.
Your weather app shows rain likely near Sidney. RainViewer shows the cell position and minutes to arrival.
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