WMO Essential

These products are available to the public and their use is governed by the Creative Commons CC-4.0-BY licence. This means WMO Essential data may be redistributed and used commercially, subject to attribution. 

These products are only available with a 0.5° by 0.5°grid.

New:Tropical cyclones for 06/18 cycles are available

Browse and retrieve WMO Essential data files

Parameters

Based on HRES

Short name Long name Unit ID Level Steps for times 00 & 12 Steps for times 06 &18 Domain Access
MSL  Mean sea level pressure  Pa  151 Surface 0 to 240 by 24 0 to 90 by 24 G Public
GH  Geopotential Height  gpm  156 500 0 to 240 by 24 0 to 90 by 24 G Public
Temperature  130 850 0 to 240 by 24 0 to 90 by 24 G Public
U component of wind  m s**-1  131 850 0 to 240 by 24 0 to 90 by 24 G Public
V component of wind  m s**-1  132 850 0 to 240 by 24 0 to 90 by 24 G Public
Tropical Cyclones
Long name Format Level Steps for times 00 &12 Steps for times 06 &18 Domain Access

Tropical Cyclone Trajectory (TC track including genesis)

BUFR surface  up to day 10 up to step 90 G Public

Based on ENS

ENS Mean and Standard Deviation
Short name Long name Unit ID Level Steps  Domain Access
GH  Geopotential Height  gpm  156 500 0 to 240 by 24 G Public
Temperature  130 850 0 to 240 by 24 G Public
WS Wind speed m s**-1  10 850 0 to 240 by 24 G Public
MSL  Mean sea level pressure  Pa  151 surface  0 to 240 by 24 G Public
Tropical Cyclones
Long name Format Level Steps for times 00 & 12 Steps for times 06 &18 Domain Access

Tropical Cyclone Trajectory (TC track including genesis)

BUFR surface  up to day 10 up to step 144 G Public

Legend

G = Global
T = Tropics between 35N and 35S
A = 90W to 90E, 90N to 90S
TA =Tropics between 35N and 35S and from 90W to 90E
SA = South Africa
SP = South Pacific
EA = East Africa