Narrow Search
IPY-1
12
Observation
12
DATE/TIME
10
Thermometer
10
Anemometer
8
Barometer
6
Hygrometer
6
International Polar Year 1881-1884
6
Jan Mayen
6
Jan_Mayen
6
OBSE
6
Rain gauge
6
Visual observation
6
Temperature
5
Cloud cover
4
Vapour tension
4
Wind direction description
4
Wind speed
4
BARO
3
HYGRO
3
Humidity
3
Precipitation
3
Pressure
3
air
3
atmospheric
3
relative
3
Calculated from cloud direction description
2
Calculated from wind direction description
2
Cloud direction
2
Cloud direction description
2
see all ...