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Skywarden,
Ursa Astronomical Association
Kopernikuksentie 1
00130 Helsinki
taivaanvahti(at)ursa.fi

Ursa Astronomical Association

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Only observations that have a description and at least one image attached.

Tornado

6.8.2018 at 02.08 - Lumijoki (IV)
Jari Ylioja

Great lightning and water columns at sea.

Comments: 12 pcs

Arcus cloud

26.7.2018 at 07.50 - Tornio (III)
Jari Ylioja

At the end of the trip to Sweden, I stayed in the upper tower to sleep and from 6 in the morning the first cell started to spark which continued until Rovaniemi. This was followed by a larger cell on the Swedish side, from which the avalanche of the image came off.

Lightning photo

21.7.2018 at 00.45 - Oulainen (III)
Jari Ylioja

The last blow to the cell.

Comments: 10 pcs

Lightning photo

14.7.2018 at 04.12 - Haapavesi (III)
Jari Ylioja

Couples pictures of the night.

Images: 2 pcs • Comments: 9 pcs

Primary rainbow

22.6.2018 at 03.00 - Haapavesi (III)
Jari Ylioja

Midsummer morning rainbow.

Image of an exceptional thunder cloud

18.6.2018 at 13.00 - Vaala (IV)
Jari Ylioja

Rarely does Chase go as planned as it did yesterday. The forecast went completely to the button and from the beginning of Vaala a great supercell. The journey continued through many stages to Juntusranta where the Russian border came.

Images: 2 pcs • Comments: 3 pcs

Other special clouds

16.6.2018 at 17.24 - Haapavesi (III)
Jari Ylioja

I haven’t seen such a good stack in a long time.

Comments: 3 pcs

Lightning photo

16.5.2018 at 20.20 - Oulainen (III)
Jari Ylioja

I didn’t expect much convection for that day but decided to follow the situation. There were a few lightning miracles during the day and in the evening a slightly better cell was born in Oula. Below the video: https://www.youtube.com/watch?v=TY92jczTago&t

Comments: 4 pcs

Active aurora band

13.4.2018 at 23.40 - Haapavesi (III)
Jari Ylioja

Quite nice repos and a jerk was also in place.

Images: 2 pcs

Half-sky auroras

27.12.2017 at 22.55 - Kittilä (IV)
Jari Ylioja

Levi's trip at the turn of the year started well.

Images: 2 pcs • Comments: 8 pcs

Active aurora band

24.10.2017 at 19.30 - Sievi (III)
Jari Ylioja

Because of the clouds, we had to move 60km to the southwest to get out from under the clouds. #epraitoja

Images: 2 pcs • Comments: 1 pcs

Arcus cloud

12.8.2017 at 19.35 - 20.30 - Porvoo (V)
Esa Palmi, Ville Hiltunen, Petri Nurkka-Tuorila, Jari Ylioja, Ursa (Pohjois-Suomi)

With this one day, the saddest thunderstorm of all time certainly became a long-to-remember one. For many days, enthusiasts had been watching the combination of GFS + Hirlam + Harmonie + Myrskyvaroitus.com for a long time. The boom was at the 2010 level. Eventually, when Saturday morning came and the values were still in place, the outfit headed in large numbers to the chase. Some of the models showed even more northern alternatives, but after the nut, this southern scenario was found to be the strongest. So head close to the south coast. Along the way, many enthusiasts in the field met, of wh...

Images: 6 pcs • Comments: 3 pcs

Several halo forms

23.7.2017 at 12.30 - Haapavesi (II)
Jari Ylioja

Cheer to a boring day.

Images: 2 pcs

Image of an exceptional thunder cloud

4.7.2017 at 15.05 - Alavieska (III)
Jari Ylioja

Rotating ascending flow from the border of Alavieska and Kalajoki

Arcus cloud

4.7.2017 at 03.45 - Siikalatva (IV)
Jari Ylioja

at 02 at night I woke up and had a toilet visit in front. At the same time, a look at the weather radar and Pulkkila was approached by a thundering cell. Not when the car is up and running. Luckily I left, the avalanche was sweet. timelapse video: http://www.youtube.com/watch?v=FTSqdZ72CcA

Comments: 7 pcs

Arcus cloud

4.7.2017 at 03.10 - Siikalatva (III)
Jari Ylioja

The first avalanche of the night which was also spectacular.

Comments: 4 pcs

Arcus cloud

25.6.2017 at 23.55 - Haapavesi (III)
Jari Ylioja

The second avalanche of the evening

Comments: 1 pcs

Arcus cloud

25.6.2017 at 22.45 - Siikalatva (III)
Jari Ylioja

small lightning, hail and avalanche

Comments: 2 pcs

Image of an exceptional thunder cloud

25.6.2017 at 21.35 - Haapavesi (III)
Jari Ylioja

Piippola's cell about 30 km away.

Half-sky auroras

31.3.2017 at 23.55 - Kalajoki (IV)
Jari Ylioja

There were plans to drive to Kalajoki to capture the sunset and northern lights. The forecasts looked pretty promising and the start was really slow. The oval didn't look very strange until around 11:50 p.m.

Images: 2 pcs • Comments: 2 pcs

Search result contains observations from time period 1.1.2000 klo 00.00 - 6.8.2018 klo 18.35.