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Iso-Kaarni water level

Lake, Lappi, Finland

Directions

Right now

Normal for mid-October

Surface elevation

164.55m Down 0.07 m over the last 7 days

Flow
4.24 m³/s
164.4 164.5 164.6
Surface elevation: 164.55 m. Normal for mid-October.

History

History
164.4164.5164.6mOct 10Oct 11Oct 12Oct 13Oct 15164.4164.5164.6mOct 10Oct 12Oct 15
164.4164.5164.6mSep 17Sep 24Oct 1Oct 8Oct 15164.4164.5164.6mSep 17Oct 1Oct 15
162163164mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026162163164mOct 2025Apr 2026Oct 2026
100150mOct 2016Apr 2019Oct 2021Apr 2024Oct 2026100150mOct 2016Oct 2021Oct 2026
100150mJanMarMayJulSepNov2026100150mJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Iso-Kaarni is at 164.55 m, in the normal range for mid-October.

The median for mid-October is 164.48 m, based on 11 years of readings, so the water level is 0.07 m above typical. On the same day last year the reading was 164.61 m, a difference of −0.06 m.

It has dropped 0.07 m over the past week. In the last month it has stayed between 164.52 m and 164.65 m.

Many reservoirs reach their low point of the year in autumn, before winter rain and snow start the refill.

Compared with 11 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
164.48 m0.07 m above the median for this date
Normal for this date
164.35 m – 164.65 m8 years in 10 fall in this range (11 years of records)
Same day last year
164.61 m−0.06 m
Lowest and highest in 30 days
164.52 m – 164.65 m
Lowest and highest in 12 months
162.24 m – 164.73 m

On the water at Iso-Kaarni

Normal levels mean few surprises on the water: ramps in use and the shoreline where you expect it.

Weather at the gauge

The forecast is not available right now.

Sunrise 08:13 AM Sunset 05:45 PM Daylight 9h 32m First quarter 34 %

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Iso-KaihuaLake 145.52 m Low 4.7 km
Pikku-KaarniLake 176.89 m Normal 4.8 km
AlalampiLake 151.33 m Normal 7.2 km
SaukkojärviLake, Saukko 179.81 m Very low 7.3 km
Vanttauskoski, yläRiver gauge, Vanttauskoski 99.29 m Normal 8.9 km
VanttauskoskiRiver gauge 493 m³/s High 8.9 km
VanttausjärviLake 158.05 m Normal 9.8 km
Juotas, konevirtaamaReservoir, Juottaan tekojärvi 0.00 m³/s Low 12 km

Questions and answers

Is Iso-Kaarni higher than last year?

No, it is 0.06 m lower than on the same day last year, when the reading was 164.61 m.

How often is Iso-Kaarni updated?

Once a day. The source, Suomen ympäristökeskus (Syke), publishes a single daily value; the latest is from Oct 15, 2026.

What is the water level of Iso-Kaarni today?

On Oct 15, 2026, the surface elevation was 164.55 m. Down 0.07 m over the last 7 days.

Is Iso-Kaarni rising or falling?

Down 0.07 m over the last 7 days.

Is the level of Iso-Kaarni normal?

Normal for mid-October. Compared with 11 years of daily readings for this time of year.

How often is this data updated?

Suomen ympäristökeskus (Syke) publishes a new reading once a day. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from Suomen ympäristökeskus (Syke), the official operator of this gauge, and are published under the CC BY 4.0. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Suomen ympäristökeskus (Syke)
Station code
syke:6502116
Coordinates
66.41528, 26.85000 (WGS84)
Vertical datum
N2000
Update interval
once a day
Licence
CC BY 4.0. Data from the Finnish Environment Institute (Syke), CC BY 4.0; regions from Statistics Finland, CC BY 4.0

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation elevation 164.55 m 2026-10-15 00:00 Provisional
Flow discharge 4.24 m³/s 2026-10-14 00:00 Provisional

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How to cite

Suomen ympäristökeskus (Syke): Iso-Kaarni (syke:6502116). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/finland/lappi/iso-kaarni

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.