by Sarah Kuta
Last updated: 1:55 PM ET, Tue November 3, 2026
Water levels along two of Europe’s most important river cruise waterways remain extremely low, with a brief late-October improvement largely fading and little meaningful rainfall expected over the next week.
The Rhine and Danube rivers have both seen water levels fall again after a temporary rebound, according to the latest update from Cleveland Research Company. The outlook offers little immediate relief for river cruise operators, with a sustained recovery potentially still weeks away.
At Kaub, a key monitoring point on the Rhine in Germany, water levels have fallen back to approximately 20 centimeters, well below the 77-centimeter navigation reference. The gauge briefly climbed into the upper 50-centimeter range in late October before dropping again.
Cologne is also experiencing low water levels, with the gauge currently measuring approximately 75 centimeters compared with a navigation reference of 139 centimeters.
On the Upper Danube, the gauge at Pfelling stands at approximately 245 centimeters, below its roughly 290-centimeter navigation reference. The level briefly approached 280 centimeters before declining again.
Farther downstream, Budapest also experienced a temporary improvement, with water levels climbing into the 60-centimeter range. That increase is now fading, while flow on the Lower Danube remains particularly weak at approximately 35 to 40 percent of normal seasonal levels.
The latest conditions follow a period of low water that has already created challenges for river cruise operators. In late September, the Dutch Melody, operated by Dutch Cruise Line, ran aground near Cologne when water levels dropped to just under 16 inches. The vessel continued its journey after receiving assistance from another ship. In July, Viking Ullur ran aground on the Lower Danube near Vidin, Bulgaria, prompting the evacuation of all 186 passengers.
The near-term weather forecast offers little reason for optimism. Over the next seven to 10 days, key areas that feed the Rhine and Danube rivers, including the Swiss and Black Forest headwaters and tributaries around the Inn, Salzach, Traun and Enns rivers, are expected to receive only a few millimeters of rain.
A more meaningful recovery would likely require approximately 70 to 80 millimeters of widespread rainfall over seven to 10 days, according to the latest assessment. Current forecasts fall well short of that threshold.
There are some early indications that a wetter weather pattern could develop around November 9 to 12, particularly near tributaries feeding the Alpine Danube. However, the forecast remains uncertain, making it too early to determine whether the potential rainfall would be enough to improve river conditions.
The earliest possibility for sustained improvement is now mid-November, assuming the wetter pattern develops and strengthens.
Until then, river cruise operators will continue monitoring water levels as they make navigation and itinerary decisions. Low water can limit how much depth is available beneath ships, potentially requiring operational adjustments such as ship swaps, passenger transfers or changes to planned itineraries.
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