GFSp25: 2021 April 20

Note: The sign convention for the fluxes is positive upward, negative downward.

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Variable	00Z Issue							06Z Issue							12Z Issue							18Z Issue
	Nowcast – Apr 20 00Z	1-hour forecast – Apr 20 01Z	2-hour forecast – Apr 20 02Z	3-hour forecast – Apr 20 03Z	4-hour forecast – Apr 20 04Z	5-hour forecast – Apr 20 05Z	6-hour forecast – Apr 20 06Z	Nowcast – Apr 20 06Z	1-hour forecast – Apr 20 07Z	2-hour forecast – Apr 20 08Z	3-hour forecast – Apr 20 09Z	4-hour forecast – Apr 20 10Z	5-hour forecast – Apr 20 11Z	6-hour forecast – Apr 20 12Z	Nowcast – Apr 20 12Z	1-hour forecast – Apr 20 13Z	2-hour forecast – Apr 20 14Z	3-hour forecast – Apr 20 15Z	4-hour forecast – Apr 20 16Z	5-hour forecast – Apr 20 17Z	6-hour forecast – Apr 20 18Z	Nowcast – Apr 20 18Z	1-hour forecast – Apr 20 19Z	2-hour forecast – Apr 20 20Z	3-hour forecast – Apr 20 21Z	4-hour forecast – Apr 20 22Z	5-hour forecast – Apr 20 23Z	6-hour forecast – Apr 21 00Z
Zonal wind velocity (m/s) 10 m above ground
Meridional wind velocity (m/s) 10 m above ground
Net Latent Heat Flux (W/m2) Surface
Net Sensible Heat Flux (W/m2) Surface
Total Precipitation (kg/m2) Accumulated over past hour
Temperature (K) 2 m above ground
Pressure (Pa) Mean Sea Level
Relative Humidity (%) 2 m above ground
Total Cloud Cover (%) over the entire atmosphere