Weather Codes

Light intensity is indicated by a

negative sign qualifier

A qualifier of VC indicates

in the vicinity

A qualifier for moderate intensity/proximity is:

there is no qualifier

The + indicates what intensity

heavy

Drifting is indicated by which descriptor

DR

FZ is the descriptor for

Freezing

BL indicates what descriptor

Blowing

Patches is indicates by which descriptor

BC

SH is the descriptor for ______

Showers

TS is the descriptor for _____

Thunderstorm

Shallow is indicated by which descriptor

MI

PR is the descriptor for

Partial

Drizzle is represented by _____ in weather reports

DZ

RA is what precipitation on weather reports

Rain

SN is which weather phenomena

Snow

What weather phenomena is represented by SG

Snow Grains

Ice Crystals are represented by _____ (when visibility is less than or equal to _____ SM)

IC, 6

PL is the abbreviation for

Ice Pellets

Which abbreviation is used for Hail

GR

Which abbreviation is used for Snow Pellets

GS

Unknown Precipitation (Automated Weather Observation System only) is described with which abbreviation

UP

The obscuration of Mist (when visibility is greater or equal to 5/8SM) is identified by which abbreviation

BR

FG is used to identify which obscuration on weather reports when visibility is less than 5/8SM

Fog

Smoke is identified using the abbreviation _____ when visibility is less than or equal to ____ SM

FU, 6

DU is which obscuration (Visibility is less than or equal to 6 SM)

Dust

Which abbreviation is used for Sand (when visibility is less than or equal to 6 SM)

SA

HZ is the abbreviation for which weather obscuration (Visibility is. less than or equal to 6 SM)

Haze

VA is used to describe _____ with any visibility

Volcanic ASh

Dust/Sand Whirls (dust devils) are described with which abbreviation

PO

SQ is used to describe what?

Squalls

FC is which weather phenomena

Funnel Cloud

+FC describes which phenomena

Tornado or Waterspout

Sandstorm is represented by ____ when visibility is less than ____ SM, and _____ when visibility is less than _____ SM

SS, 5/8, +SS, 5/16

Dust storm is represented by _____ when visibility is less than _____ SM and _____ when visibility is less than _____ SM

DS, 5/8, +DS, 5/16

The qualifier -DZ MIFG would indicate what

Light Drizzle and Shallow Fog

Thunderstorm with heavy rain would be written as which qualifier

+TRSA

The qualifier always goes before the weather phenomena

True

-SN DRSN would be representative of what weather

Light Snow and Drifting Snow

Heavy Snow would be written as which qualifier

+SN

VCSH would indicate

showers in the vacinity