DWD AICON Global 決定論的AI全球予報

GribStreamコード: aicon

DWD AICON GlobalのネイティブICON三角格子上の2 m気温
2026年8月21日12 UTCサイクルによる、同日15:00 UTCを有効時刻とするDWD AICON Globalの2 m気温です。2,949,120セルからなるDWDのネイティブICON格子26を、最も近いセルで標本化して描画しています。

公式ステータス:DWDは2025年9月3日06 UTCにAICONの運用を開始しました。運用開始のお知らせには、名目上3時間ごとの運用予定が記載されています。

現在の公開データ:DWD Open Dataを実地確認したところ、00、06、12、18 UTCのサイクルが公開されていました。00/12 UTCは+180 h、06/18 UTCは+120 hまで、いずれも3時間間隔です。GribStreamは直近5日分をローリング保存します。

ライセンス:DWD Open Dataは、出典を表示すればCC BY 4.0の下で商用利用できます。GribStreamは作成者をDWDと明記し、公式の利用条件へ案内しています。

概要

AICON Globalは、DWDが運用する決定論的AI気象予報です。全球ICON格子上の大気状態を自己回帰的に進め、アンサンブル分布ではなく一つの予報シナリオを生成します。

公開インベントリは、大気の基本的な状態変数に絞られています。地表付近では気温、相対湿度、風、気圧、平均海面気圧、総降水量を提供します。13のモデル層では、上空の気温、比湿、風、気圧が加わります。

ソース格子の違いは重要です。現在公開されているAICONは、当初の運用通知に記載された正規緯度経度出力ではなく、ネイティブ格子26です。GribStreamは座標を最も近い公式セル中心に対応付け、ソースフィールドの値をそのまま保持します。

AICONは決定論的予報のため、それだけでは予報の不確実性を表せません。予報のばらつきや別シナリオが意思決定に重要な場合は、ICON-EUIFS OperAIFS Oper、またはアンサンブル予報と比較してください。

詳細

関連データセット

気象パラメータ

0 パラメータ

パラメータをクリックすると、コピーしやすいJSONセレクタ付きのコンパクトな表で候補を確認できます。コード、level、selector値はAPIが公開する値をそのまま保持します。

P Atmospheric pressure on an AICON model level (Pa)
13 variants

Atmospheric pressure on an AICON model level (Pa).

Level Info Horizon Introduced Selector
1 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"1 generalized vertical height coordinate","info":""}
10 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"10 generalized vertical height coordinate","info":""}
11 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"11 generalized vertical height coordinate","info":""}
12 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"12 generalized vertical height coordinate","info":""}
13 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"13 generalized vertical height coordinate","info":""}
2 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"2 generalized vertical height coordinate","info":""}
3 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"3 generalized vertical height coordinate","info":""}
4 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"4 generalized vertical height coordinate","info":""}
5 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"5 generalized vertical height coordinate","info":""}
6 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"6 generalized vertical height coordinate","info":""}
7 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"7 generalized vertical height coordinate","info":""}
8 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"8 generalized vertical height coordinate","info":""}
9 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"P","level":"9 generalized vertical height coordinate","info":""}
PMSL Pressure reduced to mean sea level (Pa)
1 variant

Pressure reduced to mean sea level (Pa).

Level Info Horizon Introduced Selector
mean sea level 3h-180h 5 days ago
{"name":"PMSL","level":"mean sea level","info":""}
PS Surface pressure (Pa)
1 variant

Surface pressure (Pa).

Level Info Horizon Introduced Selector
surface 0h-180h 5 days ago
{"name":"PS","level":"surface","info":""}
QV Specific humidity on an AICON model level (kg/kg)
13 variants

Specific humidity on an AICON model level (kg/kg).

Level Info Horizon Introduced Selector
1 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"1 generalized vertical height coordinate","info":""}
10 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"10 generalized vertical height coordinate","info":""}
11 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"11 generalized vertical height coordinate","info":""}
12 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"12 generalized vertical height coordinate","info":""}
13 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"13 generalized vertical height coordinate","info":""}
2 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"2 generalized vertical height coordinate","info":""}
3 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"3 generalized vertical height coordinate","info":""}
4 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"4 generalized vertical height coordinate","info":""}
5 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"5 generalized vertical height coordinate","info":""}
6 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"6 generalized vertical height coordinate","info":""}
7 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"7 generalized vertical height coordinate","info":""}
8 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"8 generalized vertical height coordinate","info":""}
9 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"QV","level":"9 generalized vertical height coordinate","info":""}
RELHUM_2M Relative humidity at 2 metres (%)
1 variant

Relative humidity at 2 metres (%).

Level Info Horizon Introduced Selector
2 m above ground 0h-180h 5 days ago
{"name":"RELHUM_2M","level":"2 m above ground","info":""}
T Air temperature on an AICON model level (K)
13 variants

Air temperature on an AICON model level (K).

Level Info Horizon Introduced Selector
1 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"1 generalized vertical height coordinate","info":""}
10 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"10 generalized vertical height coordinate","info":""}
11 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"11 generalized vertical height coordinate","info":""}
12 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"12 generalized vertical height coordinate","info":""}
13 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"13 generalized vertical height coordinate","info":""}
2 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"2 generalized vertical height coordinate","info":""}
3 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"3 generalized vertical height coordinate","info":""}
4 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"4 generalized vertical height coordinate","info":""}
5 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"5 generalized vertical height coordinate","info":""}
6 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"6 generalized vertical height coordinate","info":""}
7 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"7 generalized vertical height coordinate","info":""}
8 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"8 generalized vertical height coordinate","info":""}
9 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"T","level":"9 generalized vertical height coordinate","info":""}
TOT_PREC Total precipitation accumulated from the start of the model run (kg/m^2)
1 variant

Total precipitation accumulated from the start of the model run (kg/m^2).

Level Info Horizon Introduced Selector
surface acc 3h-180h 5 days ago
{"name":"TOT_PREC","level":"surface","info":"acc"}
T_2M Air temperature at 2 metres (K)
1 variant

Air temperature at 2 metres (K).

Level Info Horizon Introduced Selector
2 m above ground 0h-180h 5 days ago
{"name":"T_2M","level":"2 m above ground","info":""}
U U-component of wind on an AICON model level (m/s)
13 variants

U-component of wind on an AICON model level (m/s).

Level Info Horizon Introduced Selector
1 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"1 generalized vertical height coordinate","info":""}
10 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"10 generalized vertical height coordinate","info":""}
11 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"11 generalized vertical height coordinate","info":""}
12 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"12 generalized vertical height coordinate","info":""}
13 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"13 generalized vertical height coordinate","info":""}
2 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"2 generalized vertical height coordinate","info":""}
3 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"3 generalized vertical height coordinate","info":""}
4 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"4 generalized vertical height coordinate","info":""}
5 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"5 generalized vertical height coordinate","info":""}
6 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"6 generalized vertical height coordinate","info":""}
7 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"7 generalized vertical height coordinate","info":""}
8 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"8 generalized vertical height coordinate","info":""}
9 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"U","level":"9 generalized vertical height coordinate","info":""}
U_10M U-component of wind at 10 metres (m/s)
1 variant

U-component of wind at 10 metres (m/s).

Level Info Horizon Introduced Selector
10 m above ground 0h-180h 5 days ago
{"name":"U_10M","level":"10 m above ground","info":""}
V V-component of wind on an AICON model level (m/s)
13 variants

V-component of wind on an AICON model level (m/s).

Level Info Horizon Introduced Selector
1 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"1 generalized vertical height coordinate","info":""}
10 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"10 generalized vertical height coordinate","info":""}
11 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"11 generalized vertical height coordinate","info":""}
12 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"12 generalized vertical height coordinate","info":""}
13 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"13 generalized vertical height coordinate","info":""}
2 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"2 generalized vertical height coordinate","info":""}
3 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"3 generalized vertical height coordinate","info":""}
4 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"4 generalized vertical height coordinate","info":""}
5 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"5 generalized vertical height coordinate","info":""}
6 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"6 generalized vertical height coordinate","info":""}
7 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"7 generalized vertical height coordinate","info":""}
8 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"8 generalized vertical height coordinate","info":""}
9 generalized vertical height coordinate 0h-180h 5 days ago
{"name":"V","level":"9 generalized vertical height coordinate","info":""}
V_10M V-component of wind at 10 metres (m/s)
1 variant

V-component of wind at 10 metres (m/s).

Level Info Horizon Introduced Selector
10 m above ground 0h-180h 5 days ago
{"name":"V_10M","level":"10 m above ground","info":""}

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