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Last update: 12:00, 24 Aug 2026
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Rain in Klodzko: What You Need to Know
Kłodzko rain radar is not a convenience here — it is the difference between routine summer rain and the kind of event that has twice made this valley the epicenter of Poland's worst modern floods. In September 2024, the Nysa Kłodzka hit 798 cm in Kłodzko during the "Boris" low, roughly 550 cm above alarm level and about 150 cm above the previous record set in the July 1997 Millennium Flood. A hyperlocal Kłodzko rain radar shows whether a building storm is a normal summer cell or the kind of sustained orographic system that has produced both disasters.
The mechanism is the valley's shape. Kłodzko sits sheltered within the Kłodzko Valley amid the Sudeten Mountains, and that same shelter works against the town when a Genoa-low system stalls over the Sudetes: rain gets trapped and amplified by the surrounding peaks instead of moving through. The 1997 flood dropped 453.5–482.2 mm of rain over three days across the Złote and Bialskie Mountains and the Śnieżnik Massif, pushing flow to 1,340 m³/s in Kłodzko itself. Both catastrophic floods, July 1997 and September 2024, came from the same kind of warm-season Genoa-low system — a standard national forecast cannot show how much rain is accumulating over the Sudetes tributaries that feed the Nysa Kłodzka before it reaches town.
RainViewer draws its Kłodzko feed from the Institute of Meteorology and Water Management (IMGW), refreshed every 5 minutes, so the live map reflects new radar scans as they arrive rather than a forecast written hours earlier. Kłodzko sits close enough to Lądek-Zdrój, Stronie Śląskie and Głuchołazy — all devastated in the September 2024 event — that rain building over the wider valley is visible on the same sweep before it reaches the town. What the live map reveals and a forecast cannot: whether a storm is stalling over the Sudetes tributaries or moving through quickly.
Rain by Season in Klodzko
Wet, convective season (June–August)
Kłodzko's wet season runs June through August, driven by convective and orographic storms amplified by the surrounding Sudetes. Both of the valley's catastrophic floods — July 1997 and September 2024 — occurred from Genoa-low systems during this warm-season window, making it the period to watch most closely.
Transition months
Annual precipitation across the valley runs 700–800 mm, predominantly falling in the summer convective pattern rather than spread evenly through spring and autumn. Commercial and transport activity through Kłodzko's town center runs closer to normal once the peak summer storm risk eases.
Drier winter, dominated by snow
Winters in the Kłodzko Valley are drier and dominated by snow rather than rain, a lower-risk season compared with the summer convective pattern that has driven both major floods. Kłodzko Główne rail station and the valley's commercial center run their steadiest schedule of the year during this stretch.
Why You Need a Rain Radar in Klodzko
Residents near the Nysa Kłodzka riverfront
The Nysa Kłodzka, fed by numerous Sudetes tributaries, is the named driver of both the 1997 Millennium Flood and the September 2024 event that exceeded it by roughly 150 cm at the town gauge. Riverfront residents get more warning from a live radar tracking rain accumulating over the Sudetes tributaries than from a single valley-wide alert.
Kłodzko Główne rail passengers and staff
Kłodzko Główne rail station, part of infrastructure dating to 19th-century Prussian-era rail expansion, became impassable during the September 2024 flood. Staff and passengers checking the radar before a scheduled journey can judge whether a storm system is building toward the kind of event that has shut the station down before.
Textile, glass and commercial center workers
Kłodzko's historic textile and glass manufacturing base still anchors part of the local economy, alongside its role as the main commercial center for the valley's roughly 25,700 residents. A shift supervisor checking the radar before outdoor work can hold or clear activity based on whether a cell is passing through or settling over the valley.
Visitors to Kłodzko's valley tourist node
Kłodzko serves as the main transport and tourist node for the valley, drawing visitors into a landscape shaped by the same Sudetes topography that amplifies its flood risk. Checking the live radar before a visit shows whether a storm is building over the surrounding mountains.
Residents of neighboring valley towns
Lądek-Zdrój, Stronie Śląskie and Głuchołazy were all devastated alongside Kłodzko in the September 2024 flood, showing how a single Genoa-low system affects the whole valley at once. Tracking the radar across the wider valley, not just over Kłodzko itself, gives residents in these towns the same early warning.
RainViewer Radar Coverage in Klodzko
RainViewer draws radar data for Poland from the Institute of Meteorology and Water Management (IMGW) via danepubliczne.imgw.pl, updated every 5 minutes. Coverage is comprehensive across the country. Kłodzko sits within the same Sudetes valley radar corridor as Lądek-Zdrój, Stronie Śląskie and Głuchołazy, so rain accumulating anywhere in the valley is visible on the map before it reaches the Nysa Kłodzka.
Klodzko Rain Radar: Frequently Asked Questions
- Is it raining in Klodzko right now?
The fastest way to know is a live hyperlocal radar, since orographic storms trapped by the surrounding Sudetes can turn a light shower into sustained heavy rain within an hour. RainViewer pulls fresh Institute of Meteorology and Water Management (IMGW) radar scans every 5 minutes, so the map reflects current conditions rather than a forecast written hours earlier.
- Should I plan outdoor activity in Klodzko during summer?
June through August is Kłodzko's wet season and the same window that produced both the 1997 and September 2024 floods, driven by Genoa-low systems stalling over the Sudetes. Checking the live radar before heading out lets you judge whether a normal shower is building into something larger.
- Does rain affect travel through Klodzko Główne station?
Kłodzko Główne became impassable during the September 2024 flood, so heavy sustained rain over the Sudetes tributaries can disrupt rail travel through the town. Checking the radar before a scheduled trip shows whether a storm system is building toward that kind of disruption.
- Does Klodzko flood when it rains?
Yes — Kłodzko is the epicenter of Poland's two worst modern floods, with the Nysa Kłodzka hitting 798 cm in September 2024, about 150 cm above the July 1997 record. Residents near the river should track the radar closely whenever a Genoa-low system stalls over the valley in the warm season, since that pattern has driven both catastrophic events.
- When is the best time to visit Klodzko to avoid heavy rain?
Winter brings Kłodzko's lowest flood risk, when precipitation shifts to snow rather than the sustained convective rain of summer. Visitors planning time in the valley should avoid the June–August window when possible, and watch the radar closely if visiting during those months.
- Why is rain in Klodzko so much more dangerous than in other Polish valleys?
The Kłodzko Valley's shelter within the Sudeten Mountains works against it during storms, trapping and amplifying rain that would otherwise move through, which is exactly what produced 1,340 m³/s of flow in the 1997 flood and the record 798 cm gauge reading in September 2024. A live radar tracking rain over the Sudetes tributaries feeding the Nysa Kłodzka gives far more warning than a single valley-wide rainfall figure.
- Is there a live rain radar for Klodzko?
Yes — RainViewer's hyperlocal radar for Kłodzko draws directly from the Institute of Meteorology and Water Management (IMGW), refreshing every 5 minutes with new scans instead of a periodic forecast update. The map covers the wider Sudetes valley including Lądek-Zdrój, Stronie Śląskie and Głuchołazy, so rain building anywhere in the valley is visible before it reaches Kłodzko.
- Can I get a rain alert before a storm reaches the Nysa Kłodzka?
Yes — RainViewer's rain alerts can be set for a specific point like the Nysa Kłodzka riverfront or Kłodzko Główne station, so residents and rail staff get a notification as a cell approaches instead of checking the map manually. That advance window matters most during the June–August window, when the valley's worst floods have originated.
Track Rain in Klodzko in Real Time
Residents near the Nysa Kłodzka riverfront and staff at Kłodzko Główne station both live with the memory of September 2024, when the river hit 798 cm and the station itself became impassable. A Genoa-low system stalling over the Sudetes can turn a normal summer storm into a repeat of that event faster than a national forecast can react.
A generic forecast says heavy rain for the region this week. RainViewer's live hyperlocal radar shows exactly how much rain has fallen over the Śnieżnik Massif in the last 48 hours before it reaches the Nysa Kłodzka — that is the call the valley needed in September 2024.
Track rain in Kłodzko — free Upgrade to Essential for alerts, forecasts, and full radar history
2-hour forecast in 5-minute slices
See whether a cell building over the Sudetes tributaries stays upstream or moves toward the Nysa Kłodzka in the next two hours.
Rain alerts before arrival
Set an alert for the Nysa Kłodzka riverfront or Kłodzko Główne station and get notified before rain reaches it.
Direction arrows on the map
See whether a storm is tracking in from the Złote and Bialskie Mountains or the Śnieżnik Massif.
48 hours of radar history
Review the last 48 hours to see how a system built across the valley before it reached Kłodzko, the same window that mattered in September 2024.
Multiple locations
Track Kłodzko, Lądek-Zdrój, and Stronie Śląskie at the same time.
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