|
ELEMENT |
DEFINITION |
INSTRUMENT |
Unit of Measure |
|
temperature |
degree of hot or cold in the atmosphere |
thermometer |
degrees |
|
humidity |
measure of moisture in the atmosphere |
hygrometer |
percent |
|
wind speed |
how fast the air is moving |
anemometer |
miles per hour |
|
wind direction |
direction in which wind is moving |
wind sock |
n, s, e, w, ne, nw,
se,sw |
|
wind chill |
adjustment to temperature depending on chilling effect of wind |
|
degrees |
|
precipitation |
water that falls to earth as rain, snow, sleet, hail |
rain gauge |
inches |
|
dew point |
temperature at which air is saturated |
|
degrees |
|
barometric pressure |
weight of the air in the atmosphere |
barometer |
inches |
|
heat index |
adjustment to temperature depending on humidity |
|
degrees |