Is it raining now in Gryfow Slaski?
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Last update: 12:00, 24 Aug 2026
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Rain in Gryfow Slaski: What You Need to Know
Gryfów Śląski sits on the Kwisa river, which is documented for sudden water-level rises after heavy downpours, especially in summer. A Gryfow Slaski rain radar matters most in that window: the town sees roughly 983mm of rain a year, high for Poland and consistent with the Sudetes foothill's orographic influence, and a hyperlocal radar is the only way to see a downpour building over the river's upstream reaches before the Kwisa reacts.
The mechanism is elevation and geography combined. Gryfów Śląski (Gryfów Śląski) sits in the corridor between Zgorzelec and Jelenia Góra, foothill terrain that lifts moist air the way the wider Sudetes does. The town's seasonal swing is moderate for the mountains — a July peak of 24°C against a January low of 2°C — but the Kwisa's flash-rise behavior means a single regional forecast can't tell a resident whether upstream rain is already pushing the river up.
RainViewer draws its Gryfów Śląski feed from IMGW, refreshed every 5 minutes, so the map reflects the newest radar scan rather than a forecast written hours earlier. What a live map shows and a forecast cannot: whether a downpour is currently building over the Kwisa's upper reaches or has already passed toward the Złotnicki Dam.
Rain by Season in Gryfow Slaski
Summer flash-rise risk (June–August)
Summer carries the documented risk of sudden water-level rises on the Kwisa after heavy downpours. This is the window when checking radar before the river rises matters most for residents along the Kwisa.
Lake recreation season
Leśniańskie Lake, also called Złotnicka Lake, draws sandy-beach recreation along its 8.4km shoreline during the warmer months, and that recreation is directly weather-dependent. Visitors checking the radar before a lake day can see whether a downpour is building upstream.
Winter (January coldest)
January is the coldest month at around 2°C, a moderate swing for a Sudetes foothill town compared to the July peak of 24°C.
Why You Need a Rain Radar in Gryfow Slaski
Kwisa riverside residents
The Kwisa's sudden water-level rise after heavy downpours is the primary documented weather risk directly affecting Gryfów Śląski. Residents along the river can track a heavy-rain system on radar rather than waiting for a regional bulletin once the water starts rising.
Złotnicki Dam and Leśniańskie Lake visitors
The Złotnicki Dam, built above Leśniańskie Lake in the gorge between Gryfów Śląski and Złotniki Lubańskie, manages a 126-hectare, 10.5 million m³ reservoir — a flood-control structure that implies recognized upstream flood risk on the Kwisa. Visitors to the lake's 8.4km shoreline can check radar before heading out to see what's building upstream.
Textile and manufacturing works
Gryfów Śląski's linen and damask textile manufacturing dates to 1764 and has since diversified into tanker-truck transport, tool production, road and highway construction, and bread and meat processing. Workers at these outdoor and transport-heavy operations can check the radar before a shift to plan around a downpour.
Road 30 and rail corridor travelers
National road 30 running Jelenia Góra to Zgorzelec, plus provincial roads 360, 361, and 364, intersect in Gryfów Śląski, and the rail line running Jelenia Góra to Węgliniec has served the town since 1865. Drivers and rail passengers checking the radar before departure can see what's building along the corridor.
RainViewer Radar Coverage in Gryfow Slaski
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. Gryfów Śląski sits close enough to Jelenia Góra and Zgorzelec that Sudetes foothill systems are visible on the same map before they reach the Kwisa.
Gryfow Slaski Rain Radar: Frequently Asked Questions
- Is it raining in Gryfow Slaski right now?
The fastest way to know is a live hyperlocal radar, since the Kwisa river's water level can rise suddenly after heavy downpours upstream. RainViewer pulls fresh IMGW radar scans every 5 minutes, showing conditions as they are rather than a forecast written hours earlier.
- Is it a good day to visit Leśniańskie Lake?
Recreation at Leśniańskie Lake's 8.4km shoreline is directly weather-dependent, and the Złotnicki Dam above it manages a 126-hectare reservoir. Checking the radar before a lake day shows whether a downpour is building upstream or has already cleared.
- Will rain affect a trip on national road 30?
National road 30 runs through Gryfów Śląski between Jelenia Góra and Zgorzelec, foothill terrain where downpours can build quickly. Checking the radar before the drive shows what's active along the corridor.
- Does Gryfow Slaski flood when the Kwisa rises?
The Kwisa's sudden water-level rise after heavy downpours is the primary documented weather risk for Gryfów Śląski, and the Złotnicki Dam above Leśniańskie Lake exists in part to manage that upstream flood risk. Residents near the river should track radar closely once a heavy-rain system builds upstream.
- When is the best time to visit Gryfow Slaski to avoid heavy rain?
Summer is when the Kwisa's flash-rise risk is highest, so visitors planning a trip to Leśniańskie Lake or the town center should watch the radar most closely during June-August. January's cooler, calmer weather carries less of that specific river risk.
- Why does the Kwisa rise so fast after rain near Gryfow Slaski?
Gryfów Śląski sits in Sudetes foothill terrain between Zgorzelec and Jelenia Góra, where downpours upstream feed the Kwisa quickly. A regional forecast can't show that upstream buildup — only a live radar tracking rain over the river's catchment can.
- Is there a live rain radar for Gryfow Slaski?
Yes — RainViewer's hyperlocal radar for Gryfów Śląski draws directly from IMGW, refreshing every 5 minutes with new scans instead of a periodic forecast update. The map covers the wider Sudetes foothill corridor, so systems approaching from Jelenia Góra or Zgorzelec are visible before they reach the Kwisa.
- Can I get a rain alert before it hits Gryfow Slaski?
Yes — RainViewer's rain alerts can be set for a specific point like the Kwisa riverside or Leśniańskie Lake, so residents and visitors get a notification as rain approaches instead of checking the map manually. That advance window is what lets a riverside resident plan ahead of a rise.
Track Rain in Gryfow Slaski in Real Time
Residents along the Kwisa and visitors to Leśniańskie Lake both need to know when a downpour upstream is about to push the river's water level up. The Kwisa's flash-rise behavior is exactly the kind of local risk a regional Sudetes forecast can't pin to Gryfów Śląski specifically.
A generic forecast says scattered showers for the Gryfow Slaski area this week. RainViewer's live hyperlocal radar shows it is already raining over the Kwisa's upper reaches while the town center stays dry — that is the call a riverside resident makes before the water rises.
Track rain in Gryfow Slaski — free Upgrade to Essential for alerts, forecasts, and full radar history
2-hour forecast in 5-minute slices
See whether rain building over the Kwisa's upper reaches clears or settles in for the next two hours.
Rain alerts before arrival
Set an alert for the Kwisa riverside or Leśniańskie Lake and get notified before a system reaches it.
Direction arrows on the map
See whether a downpour is tracking in from the Sudetes foothills toward Gryfów Śląski or breaking apart before it arrives.
48 hours of radar history
Review the last 48 hours to see how a summer downpour built and moved across the Kwisa catchment.
Multiple locations
Track the Kwisa riverside, Leśniańskie Lake, and the road 30 corridor at the same time.
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