Return to NAM vs RTMA analysis comparison info page

• Sea Level Pressure
• 850 mb Heights, Temperature
• 850 mb Wind
• 700 mb Height, Precipitable Water
• 700 mb Omega, RH
• 500 mb Heights
• 250 mb Heights, Wind Speed
• Thickness Fields
• Accumulated Precipitation vs Stage II/IV Precipitation Analyses
• Total Column-Integrated Condensate
• Total Column-Integrated Cloud Water+Rain
• Total Column-Integrated Cloud Ice+Snow
• Lowest Model Level Rime Factor
• Total Cloud Top Temperature
• Total Cloud Top Pressure
• Total Cloud Bottom Pressure
• Total Convective Cloud Top Pressure
• Total Convective Cloud Bottom Pressure
• Deep Convective Cloud Top Pressure
• Deep Convective Cloud Bottom Pressure
• Grid-scale Cloud Top Pressure
• Grid-scale Cloud Bottom Pressure
• Lowest (0-30 mb above ground) Boundary Layer RH
• East/West CONUS 2-m Temperature
• Regional 2-m Temperature Loops
• East/West CONUS 2-m Dew Point Temperature
• Regional 2-m Dew Point Temperature Loops
• Regional Precipitation Type/Observed Weather Loops
• Regional Percent of Frozen Precipitation vs Observed Precipitation Type
• Regional Rime Factor vs Observed Precipitation Type
• Best CAPE/CIN/Lifted Index
• Regional 10-m Wind Loops
• New England 2-m Temp/10-m Wind
• Chesapeake Bay 10-m Wind
• Central California 10-m Wind
• Great Salt Lake 10-m Wind
• Pacific Northwest 10-m Wind
• Lake Erie/Ontario 10-m Wind
• Lake Michigan 10-m Wind
• Lake Superior 10-m Wind

SLP, 1000-500 mb Thickness

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
NAM-NDAS	X
CONUSNEST-NDAS	X
Models-NDAS	X

850mb Height and Temperature

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
NAM-NDAS	X
CONUSNEST-NDAS	X
Models-NDAS	X
RAOBS	X
RAOBS,Models	X

850mb Wind (kt)

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
NAM-NDAS	X
CONUSNEST-NDAS	X
Models-NDAS	X
RAOBS	X
RAOBS,Models	X

700 mb Height, Precipitable Water

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
NAM-NDAS (Precipitable Water)	X
CONUSNEST-NDAS (Precipitable Water)	X
Models-NDAS (Precipitable Water)	X
RAOBS (Precipitable Water)	X
RAOBS,Models	X

700 mb Omega^*, RH

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
NAM-NDAS (RH)	X
CONUSNEST-NDAS (RH)	X
Models-NDAS (RH)	X
RAOBS (RH)	X
RAOBS,Models	X

* NDAS forecast component has 5x more diveregnce damping applied then the NAM free forecast, thus the NDAS vertical motions would be expected to be weaker than those in the NAM forecast

500mb Height and Vorticity

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
NAM-NDAS	X
CONUSNEST-NDAS	X
Models-NDAS	X
RAOBS	X
RAOBS,Models	X

250mb Height and Wind Speed

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
NAM-NDAS	X
CONUSNEST-NDAS	X
Models-NDAS	X
RAOBS	X
RAOBS,Models	X

Thickness Fields

	1000- 500 mb	1000- 850 mb	850- 700 mb	700- 500 mb
NAM	X	X	X	X
CONUSNEST	X	X	X	X
NDAS	X	X	X	X
Models,NDAS	X	X	X	X
NAM-NDAS	X	X	X	X
CONUSNEST-NDAS	X	X	X	X
Models-NDAS	X	X	X	X

3-h QPF vs Stage II/IV Precipitation analyses

	NAM	CONUSNEST
CONUS	X	X
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

	Stage II	Models, Stage II
CONUS	X	X
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

6-h QPF vs Stage IV Precipitation analyses

	NAM	CONUSNEST
CONUS	X	X
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

	Stage IV	Models, Stage IV
CONUS	X	X
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

Total Column-Integrated Condensate

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Total Column-Integrated Cloud Water+Rain

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Total Column-Integrated Cloud Ice+Snow

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Lowest Model Level Rime Factor

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Total Cloud Top Temperatures

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Total Cloud Top Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Total Cloud Bottom Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Total Convective Cloud Top Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Total Convective Cloud Bottom Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Deep Convective Cloud Bottom Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Deep Convective Cloud Top Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Grid-scale Cloud Bottom Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Grid-scale Cloud Top Pressure

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

Lowest Boundary-layer RH

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X

East/West CONUS 2-M Temperature (deg C)

	East CONUS	West CONUS
NAM	X	X
CONUSNEST	X	X
RTMA	X	X
Obs	X	X
Models,Obs	X	X
Models,RTMA	X	X
Models- RTMA	X	X

Regional 2-m Temperatures - Loops

	NAM	CONUSNEST	RTMA
Northeast	X	X	X
Southeast	X	X	X
North Central	X	X	X
South Central	X	X	X
Northwest	X	X	X
Southwest	X	X	X

	Obs	Models, RTMA	Models, Obs	Models- RTMA
Northeast	X	X	X	X
Southeast	X	X	X	X
North Central	X	X	X	X
South Central	X	X	X	X
Northwest	X	X	X	X
Southwest	X	X	X	X

East/West CONUS 2-M Dew Point Temperature (deg C)

	East CONUS	West CONUS
NAM	X	X
CONUSNEST	X	X
RTMA	X	X
Obs	X	X
Models,Obs	X	X
Models,RTMA	X	X
Models- RTMA	X	X

Regional 2-m Dew Point Temperatures - Loops

	NAM	CONUSNEST	RTMA
Northeast	X	X	X
Southeast	X	X	X
North Central	X	X	X
South Central	X	X	X
Northwest	X	X	X
Southwest	X	X	X

	Obs	Models, RTMA	Models, Obs	Models- RTMA
Northeast	X	X	X	X
Southeast	X	X	X	X
North Central	X	X	X	X
South Central	X	X	X	X
Northwest	X	X	X	X
Southwest	X	X	X	X

Regional Precipitation Type vs Observed Weather - Loops

	NAM	CONUSNEST
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

	Obs	Models, Obs
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

Regional Percent of Frozen Precipitation vs Observed Weather - Loops

	NAM	CONUSNEST
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

	Obs	Models, Obs
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

Regional Rime Factor vs Observed Weather - Loops

	NAM	CONUSNEST
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

	Obs	Models, Obs
Northeast	X	X
Southeast	X	X
North Central	X	X
South Central	X	X
Northwest	X	X
Southwest	X	X

Best CAPE (J/kg)

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
RAOBS	X
RAOBS,Models	X

Best CIN (J/kg)

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
RAOBS	X
RAOBS,Models	X

Best Lifted Index (deg C)

	CONUS
NAM	X
CONUSNEST	X
NDAS	X
Models,NDAS	X
RAOBS	X
RAOBS,Models	X

Regional 10m Winds - Loops

	NAM	CONUSNEST	RTMA
Northeast	X	X	X
Southeast	X	X	X
North Central	X	X	X
South Central	X	X	X
Northwest	X	X	X
Southwest	X	X	X

	Obs	Models, RTMA	Models, Obs
Northeast	X	X	X
Southeast	X	X	X
North Central	X	X	X
South Central	X	X	X
Northwest	X	X	X
Southwest	X	X	X

New England 10-M Wind (kt), 2-M Temp

	NAM	CONUSNEST	RTMA
2-m Temp	X	X	X
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
2-m Temp	X	X	X
10-m Wind	X	X	X

Chesapeake Bay 10-M Wind (kt)

	NAM	CONUSNEST	RTMA
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
10-m Wind	X	X	X

Central California 10-M Wind (kt)

	NAM	CONUSNEST	RTMA
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
10-m Wind	X	X	X

Great Salt Lake 10-M Wind (kt)

	NAM	CONUSNEST	RTMA
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
10-m Wind	X	X	X

Pacific Northwest 10-M Wind (kt)

	NAM	CONUSNEST	RTMA
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
10-m Wind	X	X	X

Lake Erie/Ontario 10-M Wind (kt)

	NAM	CONUSNEST	RTMA
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
10-m Wind	X	X	X

Lake Michigan 10-M Wind (kt)

	NAM	CONUSNEST	RTMA
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
10-m Wind	X	X	X

Lake Superior 10-M Wind (kt)

	NAM	CONUSNEST	RTMA
10-m Wind	X	X	X

	Obs	Models, RTMA	Models, Obs
10-m Wind	X	X	X