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Soil/Surface Parameters
Snow cover (water equivalent)
Sea Surface Temperature
Sea Ice Coverage
0-10cm soil moisture
10-40cm soil moisture
40-100cm soil moisture
100-200cm soil moisture
0-10cm frozen soil moisture
10-40cm frozen soil moisture
40-100cm frozen soil moisture
100-200cm frozen soil moisture
0-10cm soil temperature
10-40cm soil temperature
40-100cm soil temperature
100-200cm soil temperature
0-200cm soil moisture
0-100cm moisture availability
Midday Albedo
Storm surface runoff
Baseflow-groundwater runoff
Surface roughness length
Surface terrain height
Greenness fraction

SLP, 1000-500 mb Thickness
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Total Precipitation (in)
0-60h

SLP, 3-h Accumulated Precipitation (in)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

24-H Accumulated Precipitation (in)
06-30h 18-42h
30-54h

3-h Convective Precipitation (in)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Total Convective Precipitation (in)
0-60h

3-h Snowfall
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Precipitation Type
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Visibility (km)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Visibility, Convective Precip Rate,
Lowest Model level rain, snow, cloud water, cloud ice
NAM Loop AK6KM Loop

Percent of Frozen Precip vs Precipitation Type
00h 03h 06h 09h 12h 15h
18h 21h 24h 27h 30h 33h
36h 39h 42h 45h 48h 51h
54h 57h 60h

NAM Loop AK6KM Loop NAM,AK6KM Loop

Percent of Frozen Precip vs Instantaneous Precip Rate (mm/h)
00h 03h 06h 09h 12h 15h 18h 21h
24h 27h 30h 33h 36h 39h 42h 45h
48h 51h 54h 57h 60h

Instantaneous Precip Rate (mm/h)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Instantaneous Convective Precip Rate (mm/h)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Total Precipitation and Convective Precip Rate (mm/h)
Alaska
NAM X
AK6KM X

Percent of Frozen Precip vs Lowest Model Level Rime Factor vs Precipitation Type
00h 03h 06h 09h 12h 15h 18h 21h
24h 27h 30h 33h 36h 39h 42h 45h
48h 51h 54h 57h 60h

Lowest Model Level Rime Factor Loops
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Total Column-integrated cloud water+rain (mm)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Total Column-integrated cloud ice+snow (mm)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Total Column-integrated condensate (mm)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Total Column-integrated supercooled water (mm)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Total Column-integrated melting ice (mm)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Average column heating rates
Shortwave heating
rate (deg C/hr)
Longwave heating
rate (deg C/hr)
NAM X X
AK6KM X X
NAM,AK6KM X X

Grid-scale heating
rate (deg C/hr)
Convective heating
rate (deg C/hr)
NAM X X
AK6KM X X
NAM,AK6KM X X

Total Column-integrated moisture divergence
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Base and Top height of supercooled liquid water layer
Base
height
Top
height
Both
NAM X X X
AK6KM X X X
NAM,AK6KM X X

700 mb - 950 mb Rime Factor, snow mixing ratio,
rain mixing ratio, and cloud water mixing ratio
NAM AK6KM

50 mb - 600 mb Rime Factor, snow mixing ratio,
cloud ice mixing ratio, and cloud water mixing ratio
NAM AK6KM

1000mb Temperature
AK
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM Temps X

925mb Temperature
AK
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM Temps X

850mb Height and Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM Temps X

850mb Wind (kt)
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

700mb Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

700mb Height and Total Column PW
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM PW X

700mb RH, Vertical Velocity
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM RH X

500mb Height and Vorticity
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

300mb Height and Wind Speed
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM
Wind Speed
X

250mb Height and Wind Speed
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM
Wind Speed
X

250mb Wind
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

250mb Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

300mb Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

500mb Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

50mb Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Total/Convective Cloud Fraction - Alaska
Total Convective
NAM X X
AK6KM X X
NAM,AK6KM X X

Low/Middle/High Cloud Fraction - Alaska
Low Middle High
NAM X X X
AK6KM X X X
NAM,AK6KM X X X

Cloud Top Temperature/Height/Pressure
Temp Height Pressure
NAM X X X
AK6KM X X X
NAM,AK6KM X X X

Cloud Base Pressure/Height
Height Pressure
NAM X X
AK6KM X X
NAM,AK6KM X X

Cloud Ceiling Height (Kft above surface)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Deep Convective Cloud Top/Bottom Pressure (mb)
Top
Pressure
Bottom
Pressure
NAM X X
AK6KM X X
NAM,AK6KM X X

Shallow Convective Cloud Top/Bottom Pressure (mb)
Top
Pressure
Bottom
Pressure
NAM X X
AK6KM X X
NAM,AK6KM X X

Total Convective Cloud Top/Bottom Pressure (mb)
Top
Pressure
Bottom
Pressure
NAM X X
AK6KM X X
NAM,AK6KM X X

Grid-Scale Cloud Top/Bottom Pressure (mb)
Top
Pressure
Bottom
Pressure
NAM X X
AK6KM X X
NAM,AK6KM X X

Height of Lowest Freezing Level (102 feet above sea level)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

2-M Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Skin Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Lowest Model Layer Temperature
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Snow Water Equivalent
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Snow Depth (in)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Soil Parameters - Alaska
NAM AK6KM NAM,
AK6KM
0-10 cm
Soil Temp
X X X
10-40 cm
Soil Temp
X X X
0-10 cm
Soil Moisture
X X X
10-40 cm
Soil Moisture
X X X
0-10 cm
Frozen Soil
Moisture
X X X
10-40 cm
Frozen Soil
Moisture
X X X
0-100 cm Soil
Moisture
Availability
X X X

Skin Temp - 1st Layer Soil Temp
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Skin Temp - Lowest Model Layer Temp
Alaska
NAM X
AK6KM X
NAM,AK6KM X

2-m Temp - Skin Temp
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Lowest Boundary Layer Dew Point Temperature (deg C)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

2-m Dew Point Temperature (deg C)
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

CAPE/CIN/Lifted Index/K-Index
NAM AK6KM NAM,
AK6KM
Best CIN X X X
Best Lifted
Index
X X X
Surface CIN X X X
K-Index X X X

Best
CAPE
Sfc
CAPE
Mixed
Layer
CAPE
NAM X X X
AK6KM X X X
NAM,AK6KM X X X
NAM-AK6KM X X X

Surface Downward Shortwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Surface Upward Shortwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Surface Downward Longwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Surface Upward Longwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X

*Instantaneous Albedo
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

* ( UpSWFsfc / DownSWFsfc ) * 100, where UpSWF=Instantaneous sfc upward shortwave flux
DownSWF=Instantaneous sfc downward shortwave flux

Surface Clear-sky - Downward Shortwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Net Surface Shortwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Net Surface Longwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Net Surface Shortwave+Longwave Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Ground Heat Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Latent Heat Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Sensible Heat Flux
Alaska
NAM X
AK6KM X
NAM,AK6KM X
AK6KM-NAM X

Surface Energy Residual
Alaska
AK6KM X

Potential Evaporation
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Surface Exchange Coefficient
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Lowest Model Layer Q2 (2*TKE)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

2nd Lowest Model Layer Q2 (2*TKE)
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Surface Friction Velocity
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Surface Drag Coefficient
Alaska
NAM X
AK6KM X
NAM,AK6KM X

Simulated Radar Reflectivity (dBZ)
NAM AK6KM NAM,
AK6KM
Composite
Reflectivity
X X X
Lowest Model Level
Reflectivity
X X X
1 km AGL
Reflectivity
X X X
All 3 Combined X X
Radar Echo Top Height (Kft) X X X

Top of Atmosphere Brightness Temperatures
Alaska
Model OLR NAM
AK6KM
Both
NCAR Brightness
Temp
NAM
AK6KM
Both
Combined NAM
AK6KM

Additional Surface Fields

10-m Wind,
Surface Height
NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
10-m Wind
Isotachs
NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
10-m Wind
Gust
NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
Lowest level
wind, sfc height
NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
Lowest level
wind, isotachs
NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
Best CAPE,CIN combined NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
Mean 150 mb AGL RH, Wind NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined

Regional Sfc Fields

P=NAM-12 Parent
N=Alaska 6 km nest
C=Parent, Nest Combined

North South West
10-m Wind,
Surface Height
P
N
C
P
N
C
P
N
C
10-m Wind
Isotachs
P
N
C
P
N
C
P
N
C
10-m Wind
Gust
P
N
C
P
N
C
P
N
C
2-m Temp P
N
C
P
N
C
P
N
C

Fire Weather Fields

Haines Index NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
Ventilation Rate NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
Transport Wind NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
PBL Height (Based on TKE) NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
PBL Height (Based on Richardson Number) NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined
1-H Minimum RH NAM 12-km Parent
Alaska 6-km Nest
Parent, Nest Combined

Regional Sfc Fields - Cook Inlet (Alaska Nest only)
Sea Level Pressure
10-m Wind (kts), Sfc Height
10-m Wind Speed (kts)
10-m Wind Direction
2-m Temperature
2-m Dew Point Temperature
2-m Relative Humidity
Total Cloud Fraction
Latent Heat Flux
Sensible Heat Flux
Downward Shortwave Flux
Downward Longwave Flux
Upward Shortwave Flux
Upward Longwave Flux