Dissemination schedule

This dissemination schedule applies where Pre-Schedule Delivery has not been set. For more information please see Pre-Schedule Delivery.

Set I - Control forecast (formerly HRES) and Analysis Data (15-days)

I-i: Atmospheric fields

Forecast Runs (base time)	Forecast step frequency	Forecast Dissemination schedule	Forecast Dissemination stream indicator*
00 UTC	0 to 90 by 1 93 to 144 by 3 150 to 360 by 6	5:45 --> 6:12 6:12 --> 6:27 6:27 --> 7:34	S D D
06 UTC	0 to 90 by 1 93 to 144 by 3	11:45 --> 12:12 12:12 --> 12:27	S S
12 UTC	0 to 90 by 1 93 to 144 by 3 150 to 360 by 6	17:45 --> 18:12 18:12 --> 18:27 18:27 --> 19:34	S D D
18 UTC	0 to 90 by 1 93 to 144 by 3	23:45 --> 00:12 00:12 --> 00:27	S S

Analysis Runs (base time)	Analysis Dissemination schedule	Forecast Dissemination stream indicator
00 UTC	5:40	D
06 UTC	11:40 17:35	S D
12 UTC	17:40	D
18 UTC	23:40 5:35	S D

I-ii: Time series of weather parameters (Post-processed Products)

(dissemination data stream indicator = A)

Weather Parameter Products	Time available
12 UTC based	18:55
00 UTC based	06:55

I-iii Tropical cyclones (Post-processed Products)

(dissemination data stream indicator = C)

Tropical cyclone products	Time available
12 UTC based	18:55
00 UTC based	06:55

Set II - Control forecast wave (formerly HRES-WAM) and Analysis Data (15-days)

HRES-WAM

Forecast Runs (base time)	Forecast step frequency	Forecast Dissemination schedule	Forecast Dissemination stream indicator
00 UTC	0 to 90 by 1 93 to 144 by 3 150 to 360 by 6	5:45 --> 6:13 6:13 --> 6:27 6:27 --> 7:34	Q P P
06 UTC	0 to 90 by 1 93 to 144 by 3	11:45 --> 12:13 12:13 --> 12:27	Q Q
12 UTC	0 to 90 by 1 0 to 144 by 3 150 to 360 by 6	17:45 --> 18:13 18:13 --> 18:27 18:27 --> 19:34	Q P P
18 UTC	0 to 90 by 1 93 to 144 by 3	23:45 --> 00:13 00:13 --> 00:27	Q Q

Set III - Atmospheric model Ensemble 15-day forecast (ENS)

(dissemination data stream indicator = E)

	Based Forecast Time 06UTC Time Available	Based Forecast time 12UTC Time Available	Based Forecast Time 18UTC Time Available	Based Forecast time 00UTC Time Available
Forecast Day 0	12:40	18:40	00:40	06:40
Forecast Day 1	12:44	18:44	00:44	06:44
Forecast Day 2	12:48	18:48	00:48	06:48
Forecast Day 3	12:52	18:52	00:52	06:52
Forecast Day 10		19:20		07:20
Forecast Day 15		19:40		07:40
Derived products Step 0 to 240		19:41		07:41
Derived products Step 246 to 360		20:01		08:01

Set IV - Ocean Wave Model Ensemble 15-day forecast (ENS-WAM)

IV-i: Wave fields

(dissemination data stream indicator = W)

12 UTC based Forecast time	00 UTC based Time available	12 UTC based Time Available
Forecast Day 0	07:00	19:00
Forecast Day 10	07:40	19:40
Forecast Day 15	08:00	20:00
Derived products Step 0 to 240	07:41	19:41
Derived products Step 246 to 360	08:01	20:01

IV-ii: Probabilities

(dissemination data stream indicator = U)

12 UTC based Forecast time	Time Available	00 UTC based Forecast time	Time available
Forecast Day 0	19:00	Forecast Day 0	07:00
Forecast Day 10	19:40	Forecast Day 10	07:40
Forecast Day 15	20:00	Forecast Day 15	08:00
Derived products Step 0 to 240	19:41	Derived products Step 0 to 240	07:41
Derived products Step 246 to 360	20:01	Derived products Step 246 to 360	08:01

IV-iii: Extreme Forecast Index & Shift of Tails

(dissemination data stream indicator = U)

12 UTC based Forecast time	Time Available	00 UTC based Forecast time	Time available
Forecast Day 0	19:00	Forecast Day 0	07:00
Forecast Day 10	19:40	Forecast Day 10	07:40
Forecast Day 15	20:00	Forecast Day 15	08:00
Derived products Step 0 to 240	19:41	Derived products Step 0 to 240	07:41
Derived products Step 246 to 360	20:01	Derived products Step 246 to 360	08:01

Set V - Seasonal 7-month forecast (SEAS)

(dissemination data stream indicator = L)

Forecast time	Time available
Forecast month 1-7	5th of each month 12:00 UTC

Set VI - Sub-seasonal forecast products (ENS extended)

(dissemination data stream indicator = F for real-time forecasts)

(dissemination data stream indicator = H for re-forecasts)

Forecast product	Time available
Real Time Forecast	20:00
Re-forecast	21:00

Set IX - AIFS deterministic forecast

AIFS deterministic products are disseminated in line with the existing IFS schedule (Set I-i).

Forecast run (base time)	Forecast step frequency	Forecast dissemination schedule
00 UTC	0 to 360 by 6	5:45 --> 7:34
06 UTC	0 to 360 by 6	11:45 --> 13:34
12 UTC	0 to 360 by 6	17:45 --> 19:34
18 UTC	0 to 360 by 6	23:45 --> 01:34

Set X - AIFS ensemble forecast

AIFS ensemble products are disseminated in line with the existing IFS schedule (Set III).

	Based Forecast Time 06UTC Time Available	Based Forecast time 12UTC Time Available	Based Forecast Time 18UTC Time Available	Based Forecast time 00UTC Time Available
Forecast Day 0	12:40	18:40	00:40	06:40
Forecast Day 1	12:44	18:44	00:44	06:44
Forecast Day 2	12:48	18:48	00:48	06:48
Forecast Day 3	12:52	18:52	00:52	06:52
Forecast Day 10		19:20		07:20
Forecast Day 15		19:40		07:40
Derived products Step 0 to 240		19:41		07:41
Derived products Step 246 to 360		20:01		08:01

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See also

Real-time data are pushed to users' servers on the schedule shown below. If you need to re-transmit files login to ECPDS.

File naming convention and format for real-time data

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