Appendix - WEATHER CODES Flashcards

1
Q

Minus (-)

A

(Qualifier)(Intensity)

Light

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2
Q

No Qualifier

A

(Qualifier)(Intensity)

Moderate

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3
Q

Plus (+)

A

(Qualifier)(Intensity)

Heavy

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4
Q

VC

A

(Qualifier)(Proximity)

In the Vicinity

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5
Q

MI

A

(Qualifier)(Descriptor)

Shallow

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6
Q

BC

A

(Qualifier)(Descriptor)

Patches

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7
Q

PR

A

(Qualifier)(Descriptor)

Partial

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8
Q

DR

A

(Qualifier)(Descriptor)

Drifting

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9
Q

BL

A

(Qualifier)(Descriptor)

Blowing

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10
Q

SH

A

(Qualifier)(Descriptor)

Showers

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11
Q

TS

A

(Qualifier)(Descriptor)

Thunderstorm

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12
Q

FZ

A

(Qualifier)(Descriptor)

Freezing

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13
Q

DZ

A

(Precipitation)

Drizzle

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14
Q

RA

A

(Precipitation)

Rain

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15
Q

SN

A

(Precipitation)

Snow

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16
Q

SG

A

(Precipitation)

Snow Grains

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17
Q

IC

A

(Precipitation)

Ice Crystals

18
Q

PL

A

(Precipitation)

Ice pellets

19
Q

GR

A

(Precipitation)

Hail

20
Q

GS

A

(Precipitation)

Snow Pellets

21
Q

UP

A

(Precipitation)

Unknown precipitation
(AWOS only)

22
Q

BR

A

(Obscuration)

Mist

23
Q

FG

A

(Obscuration)

Fog

24
Q

FU

A

(Obscuration)

Smoke

25
DU
(Obscuration) Dust
26
SA
(Obscuration) Sand
27
HZ
(Obscuration) Haze
28
VA
(Obscuration) Volcanic Ash
29
PO
(Other) Dust/sand whirls (dust devils)
30
SQ
(Other) Squalls
31
+FC
(Other) Tornado or waterspout
32
FC
(Other) Funnel Cloud
33
SS
(Other) Sand Storm
34
DS
(Other) Dust storm
35
WS
Wind shear
36
FM
(TAF Change group) FROM There will be a rapid change in weather from a certain time onwards
37
TEMPO
(TAF Change group) TEMPORARY There will be a temporary fluctuation during the specified period
38
PROB
(TAF Change group) PROBABILITY (PROB30 or PROB40): There is a 30 or 40 percent chance of an event during the specified period
39
BECMG
(TAF Change group) BECOMING The weather will gradually change to a new condition
40
P
More than used when describing visibility and altitude