The smoke particles have already reached high into the atmosphere, so they won't cause health problems or unusual odours. The most colourful sunset is expected on Tuesday evening.
Heavy snows over the weekend are likely to have saved up to half of the rare, endangered Saimaa seal pups being born this winter season from death by exposure or from predators.
Meteorologist Niko Tollman of the Finnish Meteorology Institute confirms that counting up the number of stormy days this past month made January one of the windiest first months of the year over sea areas since 1994.
Ice cover over Finland's sea areas is very low. Experts warn that the ice is now very thin over the sea, and with spring slowly arriving, the situation is not likely to improve.
Researcher Sirpa Lehtinen from the Finnish Environment Institute (Syke) said that cyanobacteria exist in seawater all year round, but intense heat causes them to multiply quickly.
The H5N8 virus was detected in sick and injured birds in February and early March this year, including in a swan found dead in Helsinki's Eläintarhanlahti park and a goshawk sent to Korkeasaari Wildlife Hospital from Kumpula. Several birds infected with avian influenza have been found in Uusimaa this winter.
According to the Natural Resources Institute (Luke), the wolf population is expanding into the south and west – but winter will once more contain their numbers.
Sightings of great egrets have been reported for decades, but sightings this summer confirm the first time the species has nested in Finland.
The blaze destroyed large swathes of forest this week.
According to Simo Laine, head horticulturalist at botanical garden in Turku, southwest Finland, it could well be the first time that the blooms have made an appearance in the country as early as January.
Powder on the ground is nearly one meter deep in some parts of Finland's northernmost region.
Reports of symptoms such as diarrhoea and vomiting are being investigated in South Ostrobothnia.
High winds blasted across south-western Finland Friday, cutting electricity to customers. The rare June storm peaked on Friday afternoon.
Helsinki usually gets 70-80 millimetres of rain during August. Friday morning alone brought 56 mm of water to Kaisaniemi Park, where the Finnish Meteorological Institute (FMI) has a weather station.
The Pallas's reed bunting has been sighted fewer than 10 times in Europe.
Spring - or rather thermal spring - could be arriving to Finland as early as this week in southern and western areas.
In the frigid waters of the Gulf of Finland, cyanobacteria has been observed for the first time during the winter months.
Record wind speeds have been clocked in southern maritime districts as a storm dubbed Aapeli causes widespread power cuts and train delays across Finland.
The mercury hit 16.6 degrees C at Mariehamn airport on Friday, beating Tuesday’s record-breaking high of 14.7 C in Pori.
An exceptionally warm air current from the southeast has kept days and nights unseasonably mild in southern and central Finland since last week. Meanwhile the north of the country has been shivering with rain and temperatures in the single digits. The highest reading in decades was recorded in Kokemäki, southwest Finland.
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