/v1/hires-weather.zip

GET

/v1/hires-weather.zip

High Resolution Weather Data Specifications

Item	Value
Data Name	High Resolution Weather Data
Data Area	Regional (North Pacific, North Atlantic, South East Asia)
Data Output Format	ZIP
Data Size	Average 1.5 MB
Binary Data Structure	Flat binary 2D grid data without any header data
Binary Grid Value Type	Four-byte floats are recorded in sequence

Data Elements

No	Item Code	Item Name	Unit
1	ssp	Sea Surface Pressure	Pa
2	uuu	U-Component of Wind	m/s
3	vvv	V-Component of Wind	m/s

Detail Specification

No	Item Code	Update Times	Forecast Duration	Time Pitch	Resolution
1	ssp	01:00, 07:00, 13:00, 19:00 UTC	96 H	1 H	0.125
2	uuu	01:00, 07:00, 13:00, 19:00 UTC	96 H	1 H	0.125
3	vvv	01:00, 07:00, 13:00, 19:00 UTC	96 H	1 H	0.125

Region Specification

No	Region Code	Region Name	Detail of Region	Grid
1	npac	North Pacific	Latitude: 14.125000 to 66.000000 Longitude: 101.000000 to 255.875000	1240 x 416
2	natl	North Atlantic	Latitude: 29.125000 to 61.000000 Longitude: 44.875000 to 270.000000	1080 x 256
3	seaasia	South East Asia	Latitude: -15.875000 to 16.000000 Longitude: 85.000000 to 164.875000	640 x 256

Past Data

For past base times, only the analysis data at the initial timestep (t000) is retained.
Forecast timesteps (t001, t002, etc.) are deleted once they become historical.
To retrieve past conditions, specify timestep=000 along with the target base time date.

Parameters

Header Parameters

Authorization*

"WniWebApi " + Token ID

Typestring

Required

Query Parameters

element*

Element (Required).
Specify one of the following:

• npac_ssp: North Pacific - Sea Surface Pressure (Pa)
• npac_uuu: North Pacific - Wind U Component (m/s)
• npac_vvv: North Pacific - Wind V Component (m/s)
• natl_ssp: North Atlantic - Sea Surface Pressure (Pa)
• natl_uuu: North Atlantic - Wind U Component (m/s)
• natl_vvv: North Atlantic - Wind V Component (m/s)
• seasia_ssp: South East Asia - Sea Surface Pressure (Pa)
• seasia_uuu: South East Asia - Wind U Component (m/s)
• seasia_vvv: South East Asia - Wind V Component (m/s)

Typestring

Required

Enum

npac_sspnpac_uuunpac_vvvnatl_sspnatl_uuunatl_vvvseasia_sspseasia_uuuseasia_vvv

Examplenpac_ssp

date

Target Date (Optional).
Format: yyyymmddhh
'hh' (hours) value is based on data updated time.
Directed to latest data if omitted.

Typestring

Example2024060912

pattern^\d{10}$

timestep

Time Step (Optional).
Format: 3 digit number, e.g. "000", "003", "012".
Directed to "000" data if omitted.

Typestring

Example000

pattern^\d{3}$

Responses

ZIP file containing high resolution weather data

Content-Type

application/zip

"string"

GET

/v1/hires-weather.zip

Playground

Headers

Authorization*

Variables

Key

Value

element*

date

timestep

Samples