Moisture on Weather Maps Moisture on Weather Maps Station ModelsStation Models
Cloud CoverCloud CoverCloud TypeCloud TypeVisibilityVisibility
Dew Point TemperatureDew Point TemperaturePresent Weather Present Weather
Past WeatherPast Weather
The Station ModelThe Station ModelFIGURE B-1
Cloud Symbols on Cloud Symbols on NWS Station ModelsNWS Station Models
The Station ModelThe Station ModelFIGURE B-1
Completely Overcast(ten-tenths or 100%)
Filling in Sky CoverageFilling in Sky Coverage
Cloud AbbreviationsCloud Abbreviations St . . . . . stratusSt . . . . . stratus Fra . . . . fractusFra . . . . fractus Sc . . . . stratocumulusSc . . . . stratocumulus Ns . . . . nimbostratusNs . . . . nimbostratus As . . . . altostratusAs . . . . altostratus Ac . . . . altocumulusAc . . . . altocumulus Ci . . . . . cirrusCi . . . . . cirrus CsCs . . . . cirrostratus . . . . cirrostratus CcCc . . . . cirrocumulus . . . . cirrocumulus Cu . . . . . cumulusCu . . . . . cumulus Cb . . . . . cumulonimbusCb . . . . . cumulonimbus
The Station ModelThe Station ModelFIGURE B-1
St or StFraBut no StFra if bad weather
The Station ModelThe Station ModelFIGURE B-1 Ac of a chaotic sky, usually at
different levels; patches of dense Ciusually present also
The Station ModelThe Station ModelFIGURE B-1 Dense Ci
The Station ModelThe Station ModelFIGURE B-1
30o F
The Station ModelThe Station ModelFIGURE B-1
¾ mile visibility
Present Weather Symbols on Present Weather Symbols on NWS MapsNWS Maps
Extreme Detail with Many Extreme Detail with Many Combinations . . .Combinations . . .
And More . . .And More . . .
The Station ModelThe Station ModelFIGURE B-1
Continuous fall of snowflakes, slight at time of observation
The Station ModelThe Station ModelFIGURE B-1
Intermittent rain (NOT freezing),
slight at time of observation
The Station ModelThe Station ModelFIGURE B-1
.45 inches
The Station ModelThe Station ModelFIGURE B-1
3 – 4 hr ago
