AWT Data Viewer

The Aviation Weather Testbed (AWT) Data Viewer is an aviation weather geographical display tool, that builds upon the AWC Graphical Forecast for Aviation (GFA). This page allows for data visualization of operational and experimental data through the GFA framework through advanced configuration.

This tool is not to be used for flight planning or naviation and is not operational. This page is subject to downtime and is not supported 24/7.

Legends

Weather Symbols
TAF Station Plot
Weather Symbols
Flight Cat
LIFRIFRMVFRVFR
non-ceiling clouds below 3000 ft
All Symbols
PIREP
TurbIceOther
||
NILLGTMODSEVLLWSNILLGTMODSEV
Radar (dBZ)
5152535455565
Radar Echo Tops (kft)
5152535455565
Lightning (event density per 5 min)
No Coverage over Alaska
10203040506070
Wind Speed (kt)
1020304080120160
Wind Barbs
Calm15kt60kt25G30kt
Sky Coverage <FL180
FEWSCTBKNOVC
Cloud Top (MSL x100 ft)
060120180300420
Cloud Base (MSL x100 ft)
060120180
Sky Cover <FL180
SKCFEWSCTBKNOVC
Flight Cat
LIFRIFRMVFR
Ceiling (ft AGL)
10030050070010002000
Weather Symbols
Visibility (SM)
0.250.51234
Weather Symbols
Density Alt Dev (ft)
5001000150020002500300035004000
Weather Symbols
Precipitation
RainSnowMixIceTS
Chance
LikelySevere
Weather Symbols
Weather
HazeSmokeFogDust/Sand
Thunderstorm
ISOLSCTNUM
Weather Symbols
TCF
CoverageLines
Sparse
25-39%
Medium
40-74%
Solid
75-100%
SPC Convective Outlook
TSTMMRGLSLGTENHMDTHIGH
SPC Product Description
Winter Weather
SnowMixIce
Chance
Likely
Weather Symbols
Icing Severity
TraceLightModHeavy
Icing Severity with SLD
TraceLightModHeavySLD
Icing Probability (%)
515253545556575
Freezing Level (MSL x100ft)
010030050070090110130150170
Temperature
C-70-65-60-55-50-45-40-35-30-25-20-15-10-505101520253035
F-94-85-76-67-58-49-40-31-22-13-4514233241505968778695
GTG (Eddy Dissipation Rate)
L
 MOD
  SEV
EHeavy
   LGT
MOD
  SEV
   EXTRM
Medium
L
 MOD
  SEV
   EXTRM
Light
1020406080100
(m2/s3)1/3 × 100
LLWS (/s)
0.06.12.18.24.3
Terrain
Below Surface
SIGMET
Conv-
ective
Thunder
storm
Trop
Cyclone
Blowing
Dust/Sand
Volcanic
Ash

Turb

Icing
G-AIRMET/AIRMET
Sfc
Wind

LLWS
Turb
High
Turb
Low
Frz
Lvl

Icing
Mtn
Obsc
Cig/Vis
(IFR)
NWS Warnings

Tornado
Severe
TS
Winter
Storm

Blizzard
Ice
Storm
Lake
Effect
Snow

Storm

Gale
High
Wind

Weather Symbols

SymbolStation codeDescription
Rain and Snow
-RALight Rain
RAModerate Rain
+RAHeavy Rain
-FZRALight Freezing Rain
FZRA +FZRAModerate to Heavy Freezing Rain
-RASNLight Rain and Snow
RASN +RASNModerate to Heavy Rain and Snow
-SNLight Snow
SNSnow
+SNHeavy Snow
BLSNBlowing Snow
DRSNDrifting Snow
SGSnow Grains
ICIce Crystals
PE PLIce Pellets
Showers and Storms
-SHRALight Rain Showers
SHRA +SHRAModerate to Heavy Rain Showers
-SHRASNLight Rain and Snow Showers
SHRASN +SHRASNModerate to heavy rain and snow showers
-SHSNLight Snow Showers
SHSN +SHSNModerate to heavy snow showers
-GRLight showers with hail, not with thunder
GRModerate to heavy showers with hail, not with thunder
VCSHVicinity showers
VCTSVicinity thunderstorm
VCTSRAVicinity thunderstorm with rain
TSThunderstorm with or without precipitation
TSRAThunderstorm with light to moderate rain
+TSRAThunderstorm with heavy rain
TSGRThunderstorm with light to moderate hail
TSSNThunderstorm with light to moderate snow
SQSqualls
FCFunnel Cloud or Tornado
SymbolStation codeDescription
Fog and Mist
BRMist or Light Fog
FGFog, sky indiscernible
MIFGMore or less continuous shallow fog
VCFGVicinity Fog
BCFGPatchy Fog
PRFGFog, sky discernable
FZFGFreezing Fog
-DZLight Drizzle
DZDrizzle
+DZHeavy Drizzle
-FZDZLight Freezing Drizzle
FZDZ +FZDZModerate to heavy freezing drizzle
-DZRALight drizzle and rain
DZRAModerate to heavy drizzle and rain
VIRGAVirga or precipitation not hitting ground
Dust, Sand, Other
FU VASmoke or Volcanic Ash
HZHaze
DU SADust or Sand
BLDU/BLSABlowing Dust/Blowing Sand
PODust Devil
VCSSVicinity Sand Storm
SSSand Storm
+SSStrong Sand Storm
UPUnknown Precipitation/Weather

Pilot Reports

SymbolDescription
Turbulence not encountered
Smooth-light turbulence
Light turbulence
Light-moderate turbulence
Moderate turbulence
Moderate-severe turbulence
Severe turbulence
Extreme turbulence
Low-level wind shear
SymbolDescription
Icing not encountered
Trace icing
Trace to light icing
Light icing
Light to moderate icing
Moderate icing
Moderate to severe icing
Severe icing
Other

Prog chart (fronts)

SymbolDescription
Cold front (dashed: frontogenesis/frontolysis)
Warm front (dashed: frontogenesis/frontolysis)
Stationary front
Occluded front
Trough
Dry line
Squall
Hurricane / tropical storm

Navigational aids

SymbolNameDescription
VORVHF omnidirectional range
DMEDistance measuring equipment
VOR/DMECo-located VOR and DME
TACANTactical air navigation system
VORTACCo-located VOR and TACAN
NDBNon-directional beacon
FixOther navigation fix

Map features

SymbolName
Stadium
Tall obstacle
Medium or small obstacle
Wind farm
Mountain
Volcano
Pass
Camera