Return to NAM CONUS nest Graphics info page

Soil/Surface Parameters at 6-h
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
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Total Precipitation (in)
0-60h

SLP, 3-h Accumulated Precipitation (in)
NAM X
CONUS3KM X
NAM,CONUS3KM X

24-H Accumulated Precipitation (in)
00-24h 12-36h
24-48h 36-60h

3-h Accumulated Snowfall (see note below)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Precipitation Type
NAM X
CONUS3KM X
NAM,CONUS3KM X

Visibility (km)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Visibility,
Lowest Model level rain, snow, cloud water, cloud ice
NAM CONUS3KM

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 CONUS3KM Loop NAM,CONUS3KM 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)
NAM X
CONUS3KM X
NAM,CONUS3KM 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
NAM X
CONUS3KM X
NAM,CONUS3KM X

Total Column-integrated cloud water+rain (mm)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Total Column-integrated cloud ice+snow (mm)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Total Column-integrated condensate (mm)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Total Column-integrated supercooled water (mm)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Total Column-integrated melting ice (mm)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Average column heating rates (deg C/hr)
Shortwave
NAM X
CONUS3KM X
NAM,CONUS3KM X

Longwave
NAM X
CONUS3KM X
NAM,CONUS3KM X

Grid-scale
NAM X
CONUS3KM X
NAM,CONUS3KM X

Total Column-integrated moisture divergence
NAM X
CONUS3KM X
NAM,CONUS3KM X

Base and Top height of supercooled liquid water layer
Base
hgt
Top
hgt
Both
NAM X X X
CONUS3KM X X X
NAM,CONUS3KM X X

700 mb - 950 mb Rime Factor, snow mixing ratio,
rain mixing ratio, and cloud water mixing ratio
NAM CONUS3KM

50 mb - 600 mb Rime Factor, snow mixing ratio,
cloud ice mixing ratio, and cloud water mixing ratio
NAM CONUS3KM

1000mb Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM Temps X

925mb Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM Temps X

850mb Height and Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM Temps X

850mb Wind (kt)
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

850mb RH
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

700mb Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

700mb Height and Total Column PW
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM PW X

700mb RH, Vertical Velocity
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM RH X

500mb Height and Vorticity
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

300mb Height and Wind Speed
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM
Wind Speed
X

250mb Height and Wind Speed
NAM X
CONUS3KM X
NAM,CONUS3KM X

250mb Wind
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

250mb Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

300mb Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

500mb Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

50mb Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Total Cloud Fraction
Total
NAM X
CONUS3KM X
NAM,CONUS3KM X

Low/Middle/High Cloud Fraction
Low Middle High
NAM X X X
CONUS3KM X X X
NAM,CONUS3KM X X X

Cloud Top Temperature/Height/Pressure
Temp Hgt Press
NAM X X X
CONUS3KM X X X
NAM,CONUS3KM X X X

Cloud Base Pressure/Height
Hgt Press
NAM X X
CONUS3KM X X
NAM,CONUS3KM X X

Cloud Ceiling Height (Kft above surface)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Grid-Scale Cloud Top/Bottom Pressure (mb)
Top
Pressure
Bottom
Pressure
NAM X X
CONUS3KM X X
NAM,CONUS3KM X X

Height of Lowest Freezing Level (102 feet above sea level)
NAM X
CONUS3KM X
NAM,CONUS3KM X

PBL Height (Based on TKE)
NAM X
CONUS3KM X
NAM,CONUS3KM X

PBL Height (Based on Richardson Number)
NAM X
CONUS3KM X
NAM,CONUS3KM X

2-M Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Skin Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Lowest Model Layer Temperature
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Snow Water Equivalent
NAM X
CONUS3KM X
NAM,CONUS3KM X

Snow Depth (in)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Soil Parameters
PARENT NEST PARENT,
NEST
NEST-
PARENT
0-10 cm
Soil Temp
X X X X
10-40 cm
Soil Temp
X X X X
0-10 cm
Soil Moisture
X X X X
10-40 cm
Soil Moisture
X X X X
0-10 cm
Frozen Soil
Moisture
X X X X
10-40 cm
Frozen Soil
Moisture
X X X X
0-100 cm Soil
Moisture
Availability
X X X X

Skin Temp - 1st Layer Soil Temp
NAM X
CONUS3KM X
NAM,CONUS3KM X

Skin Temp - Lowest Model Layer Temp
NAM X
CONUS3KM X
NAM,CONUS3KM X

2-m Temp - Skin Temp
NAM X
CONUS3KM X
NAM,CONUS3KM X

Lowest Boundary Layer Dew Point Temperature (deg C)
NAM X
CONUS3KM X
NAM,CONUS3KM X

2-m Dew Point Temperature (deg C)
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

CAPE/CIN/Lifted Index/K-Index/Helicity
PARENT NEST PARENT,
NEST
Best CIN X X X
Best Lifted
Index
X X X
Surface CIN X X X
0-1 km Storm Relative Helicity X X X
0-3 km Storm Relative Helicity X X X
K-Index X X X

Best
CAPE
Sfc
CAPE
Mixed
Layer
CAPE
NAM X X X
CONUS3KM X X X
NAM,CONUS3KM X X X
CONUS3KM-NAM X X X

Surface Downward Shortwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Surface Upward Shortwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X

Surface Downward Longwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Surface Upward Longwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X

*Instantaneous Albedo
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

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

Surface Clear-sky - Downward Shortwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Net Surface Shortwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Net Surface Longwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Net Surface Shortwave+Longwave Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Ground Heat Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Latent Heat Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Sensible Heat Flux
NAM X
CONUS3KM X
NAM,CONUS3KM X
CONUS3KM-NAM X

Surface Energy Residual
NAM X
CONUS3KM X
NAM,CONUS3KM X

Potential Evaporation
NAM X
CONUS3KM X
NAM,CONUS3KM X

Surface Exchange Coefficient
NAM X
CONUS3KM X
NAM,CONUS3KM X

Lowest Model Layer Q2 (2*TKE)
NAM X
CONUS3KM X
NAM,CONUS3KM X

2nd Lowest Model Layer Q2 (2*TKE)
NAM X
CONUS3KM X
NAM,CONUS3KM X

Surface Friction Velocity
NAM X
CONUS3KM X
NAM,CONUS3KM X

Surface Drag Coefficient
NAM X
CONUS3KM X
NAM,CONUS3KM X

Simulated Radar Reflectivity (dBZ)
PARENT NEST PARENT,
NEST
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
Model OLR NAM
CONUS3KM
Both
NCAR Brightness
Temp
NAM
CONUS3KM
Both
Combined NAM
CONUS3KM

Simulated GOES Brightness Temperatures

  • Channel 2 => 3.9 micron "shortwave infrared channel" (infrared emission only)
  • Channel 3 => 6.7 micron "water vapor channel"
  • Channel 4 => 10.7 micron "window channel"
  • Channel 5 => 12.0 micron "window channel" but with a different sensitivity to low-level moisture

    P=NAM
    N=CONUS3KM
    C=NAM,CONUS3KM

    CH 2 CH 3 CH 4 CH 5
    CONUS P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Northeast
    CONUS
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Southeast
    CONUS
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    North Central CONUS P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    South Central CONUS P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Northwest
    CONUS
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Southwest
    CONUS
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C

    Regional Sfc Fields

    NE=Northeast CONUS
    SE=Southeast CONUS
    NC=North Central CONUS
    SC=South Central CONUS
    NW=Northwest CONUS
    SW=Southwest CONUS
    GF=Gulf of Mexico

    P=NAM Parent run
    N=CONUS3KM Nest run
    C=NAM,CONUS3KM Combined

    NE SE NC SC NW SW GF
    SLP, 3-h Accumulated Precip P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    10-m Wind,
    Surface Height
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    10-m Wind
    Isotachs
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    10-m Wind
    Gust
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Lowest level
    wind, sfc height
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Lowest level
    wind, isotachs
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    2-m Temp P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    2-m Td P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    3-h Precip P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Precip Type P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Percent of Frozen Precipitation P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Lowest Model Level Rime Factor P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Precip Water P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Best CAPE P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Sfc CAPE P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Best CIN P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Sfc CIN P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Best CAPE,CIN combined P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Total Cloud
    Fraction
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Low Cloud
    Fraction
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Middle Cloud
    Fraction
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    High Cloud
    Fraction
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Total Column
    Integrated
    Condensate
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Visibility P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Ceiling Hgt P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Composite
    Radar
    Reflectivity
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Radar Echo
    Top Height (Kft)
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Mean 150 mb AGL RH, Wind P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    3-h Accumulated Snowfall (see note below) P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Snow Depth (in) P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Snow Depth from F00 (in) P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    NE SE NC SC NW SW GF

    NE SE NC SC NW SW
    00-24 H
    Accum Precip
    X X X X X X
    12-36 H
    Accum Precip
    X X X X X X
    24-48 H
    Accum Precip
    X X X X X X
    36-60 H
    Accum Precip
    X X X X X X
    60 H
    Accum Precip
    X X X X X X
    NE SE NC SC NW SW

    Regional Sfc Fields - Severe Weather (CONUS Nest only)

    NE=Northeast CONUS
    SE=Southeast CONUS
    NC=North Central CONUS
    SC=South Central CONUS
    NW=Northwest CONUS
    SW=Southwest CONUS

    N=CONUS3KM Nest run

    NE SE NC SC NW SW
    1-h Maximum 1 km Reflectivity N
    N
    N
    N
    N
    N
    1-h Maximum 400-1000 mb Updraft Vertical Velocity (m/s) N
    N
    N
    N
    N
    N
    1-h Maximum 400-1000 mb Downdraft Vertical Velocity (absolute value in m/s) N
    N
    N
    N
    N
    N
    1-h Maximum 2-5 km Updraft Helicity (m2/s2) N
    N
    N
    N
    N
    N
    1-h Maximum 10-m Wind (kts) N
    N
    N
    N
    N
    N
    0-1 km Storm-scale Helicity (m2/s2) N
    N
    N
    N
    N
    N
    0-3 km Storm-scale Helicity (m2/s2) N
    N
    N
    N
    N
    N
    NE SE NC SC NW SW

    Regional Sfc Fields - Fire Weather

    NE=Northeast CONUS
    SE=Southeast CONUS
    NC=North Central CONUS
    SC=South Central CONUS
    NW=Northwest CONUS
    SW=Southwest CONUS

    P=NAM Parent run
    N=CONUS3KM Nest run
    C=NAM,CONUS3KM Combined
    NS=CONUS3KM, NAM 2.5 km DNG Combined

    NE SE NC SC NW SW
    Haines Index P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Ventilation Rate P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    Transport Wind P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    PBL Height (Based on TKE) P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    PBL Height (Based on Richardson Number) P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    1-h Minimum Relative Humidity P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    P
    N
    C
    NE SE NC SC NW SW

    Regional 10-m Winds (kt)
    PARENT NEST PARENT,
    NEST
    Great Salt Lake 10-m Wind
    2-m T
    2-m Td
    10-m Wind
    2-m T
    2-m Td
    10-m Wind
    2-m T
    2-m Td
    New England 10-m Wind
    2-m T
    10-m Wind
    2-m T
    10-m Wind
    2-m T
    Chesapeake
    Bay
    10-m Wind 10-m Wind 10-m Wind
    Lake Erie,
    Ontario
    10-m Wind 10-m Wind 10-m Wind
    Lake Michigan 10-m Wind 10-m Wind 10-m Wind
    Lake Superior 10-m Wind 10-m Wind 10-m Wind
    Pacific
    Northwest
    10-m Wind 10-m Wind 10-m Wind
    Central California
    Coast
    10-m Wind 10-m Wind 10-m Wind
    Southern California 10-m Wind 10-m Wind 10-m Wind

    NOTE: As of 3/31/2017, The 3-h accumulated snowfall displayed on this web page is computed using the following formula for snow liquid ratio (SLR)

    SLR=MIN(SLRmax., MAX(1, 20./RF) )

    where RF is the Rime Factor, and SLRMAX=10