GFS vs ECMWF U.S. demand-hub forecast (15-day) - Run #4106
Reporting Date: 2026-10-12T18:00:00Z
Completed
Run Details
- State
- Completed
- Started At
- October 12, 2026 at 06:25 PM
- Completed At
- October 12, 2026 at 06:25 PM
- Duration
- less than a minute
Data Preview
{
"models": {
"gfs": "gfs_seamless",
"ecmwf": "ecmwf_ifs025"
},
"source": "Open-Meteo",
"locations": [
{
"id": "chicago",
"lat": 41.85,
"lon": -87.65,
"label": "Midwest (Chicago)",
"divergence": {
"mean_abs_hdd_diff_by_day": 1.4144
},
"daily_series": [
{
"cdd_gfs": 4.0542,
"hdd_gfs": 0.0,
"cdd_ecmwf": 4.2292,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-12",
"mean_temp_f_gfs": 69.0542,
"mean_temp_f_ecmwf": 69.2292
},
{
"cdd_gfs": 7.4042,
"hdd_gfs": 0.0,
"cdd_ecmwf": 9.5375,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-13",
"mean_temp_f_gfs": 72.4042,
"mean_temp_f_ecmwf": 74.5375
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 1.9125,
"cdd_ecmwf": 0.6542,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-14",
"mean_temp_f_gfs": 63.0875,
"mean_temp_f_ecmwf": 65.6542
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 6.4875,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 5.4792,
"valid_date": "2026-10-15",
"mean_temp_f_gfs": 58.5125,
"mean_temp_f_ecmwf": 59.5208
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 11.7417,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 9.2875,
"valid_date": "2026-10-16",
"mean_temp_f_gfs": 53.2583,
"mean_temp_f_ecmwf": 55.7125
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 16.8458,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 15.8042,
"valid_date": "2026-10-17",
"mean_temp_f_gfs": 48.1542,
"mean_temp_f_ecmwf": 49.1958
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 12.0583,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 12.9125,
"valid_date": "2026-10-18",
"mean_temp_f_gfs": 52.9417,
"mean_temp_f_ecmwf": 52.0875
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 6.8792,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 6.9542,
"valid_date": "2026-10-19",
"mean_temp_f_gfs": 58.1208,
"mean_temp_f_ecmwf": 58.0458
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 2.1792,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 4.5667,
"valid_date": "2026-10-20",
"mean_temp_f_gfs": 62.8208,
"mean_temp_f_ecmwf": 60.4333
},
{
"cdd_gfs": 0.9833,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 0.7125,
"valid_date": "2026-10-21",
"mean_temp_f_gfs": 65.9833,
"mean_temp_f_ecmwf": 64.2875
},
{
"cdd_gfs": 1.825,
"hdd_gfs": 0.0,
"cdd_ecmwf": 2.2708,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-22",
"mean_temp_f_gfs": 66.825,
"mean_temp_f_ecmwf": 67.2708
},
{
"cdd_gfs": 5.6708,
"hdd_gfs": 0.0,
"cdd_ecmwf": 3.05,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-23",
"mean_temp_f_gfs": 70.6708,
"mean_temp_f_ecmwf": 68.05
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 1.375,
"cdd_ecmwf": 4.5417,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-24",
"mean_temp_f_gfs": 63.625,
"mean_temp_f_ecmwf": 69.5417
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 13.3,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 4.925,
"valid_date": "2026-10-25",
"mean_temp_f_gfs": 51.7,
"mean_temp_f_ecmwf": 60.075
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 10.2875,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 11.3083,
"valid_date": "2026-10-26",
"mean_temp_f_gfs": 54.7125,
"mean_temp_f_ecmwf": 53.6917
}
],
"demand_weight": 0.35,
"noaa_region_hint": "midwest",
"cumulative_cdd_gfs": 19.9375,
"cumulative_hdd_gfs": 83.0667,
"cumulative_cdd_ecmwf": 24.2834,
"cumulative_hdd_ecmwf": 71.9501
},
{
"id": "nyc",
"lat": 40.71,
"lon": -74.0,
"label": "East (New York City)",
"divergence": {
"mean_abs_hdd_diff_by_day": 2.2594
},
"daily_series": [
{
"cdd_gfs": 0.0,
"hdd_gfs": 5.65,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 4.3375,
"valid_date": "2026-10-12",
"mean_temp_f_gfs": 59.35,
"mean_temp_f_ecmwf": 60.6625
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 3.4208,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 1.675,
"valid_date": "2026-10-13",
"mean_temp_f_gfs": 61.5792,
"mean_temp_f_ecmwf": 63.325
},
{
"cdd_gfs": 6.3667,
"hdd_gfs": 0.0,
"cdd_ecmwf": 5.925,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-14",
"mean_temp_f_gfs": 71.3667,
"mean_temp_f_ecmwf": 70.925
},
{
"cdd_gfs": 2.1333,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 4.2708,
"valid_date": "2026-10-15",
"mean_temp_f_gfs": 67.1333,
"mean_temp_f_ecmwf": 60.7292
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 1.1375,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 4.2958,
"valid_date": "2026-10-16",
"mean_temp_f_gfs": 63.8625,
"mean_temp_f_ecmwf": 60.7042
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 14.175,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 14.1625,
"valid_date": "2026-10-17",
"mean_temp_f_gfs": 50.825,
"mean_temp_f_ecmwf": 50.8375
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 19.8417,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 14.7917,
"valid_date": "2026-10-18",
"mean_temp_f_gfs": 45.1583,
"mean_temp_f_ecmwf": 50.2083
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 11.1917,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 9.4542,
"valid_date": "2026-10-19",
"mean_temp_f_gfs": 53.8083,
"mean_temp_f_ecmwf": 55.5458
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 6.2292,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 8.1333,
"valid_date": "2026-10-20",
"mean_temp_f_gfs": 58.7708,
"mean_temp_f_ecmwf": 56.8667
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 2.0292,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 6.7542,
"valid_date": "2026-10-21",
"mean_temp_f_gfs": 62.9708,
"mean_temp_f_ecmwf": 58.2458
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 3.1542,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 5.3333,
"valid_date": "2026-10-22",
"mean_temp_f_gfs": 61.8458,
"mean_temp_f_ecmwf": 59.6667
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 3.6417,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 2.6333,
"valid_date": "2026-10-23",
"mean_temp_f_gfs": 61.3583,
"mean_temp_f_ecmwf": 62.3667
},
{
"cdd_gfs": 0.2208,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 2.6375,
"valid_date": "2026-10-24",
"mean_temp_f_gfs": 65.2208,
"mean_temp_f_ecmwf": 62.3625
},
{
"cdd_gfs": 1.1375,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.6,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-25",
"mean_temp_f_gfs": 66.1375,
"mean_temp_f_ecmwf": 65.6
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 4.15,
"cdd_ecmwf": 1.0375,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-26",
"mean_temp_f_gfs": 60.85,
"mean_temp_f_ecmwf": 66.0375
}
],
"demand_weight": 0.3,
"noaa_region_hint": "east",
"cumulative_cdd_gfs": 9.8583,
"cumulative_hdd_gfs": 74.621,
"cumulative_cdd_ecmwf": 7.5625,
"cumulative_hdd_ecmwf": 78.4791
},
{
"id": "boston",
"lat": 42.36,
"lon": -71.05,
"label": "Northeast (Boston)",
"divergence": {
"mean_abs_hdd_diff_by_day": 3.4981
},
"daily_series": [
{
"cdd_gfs": 0.0,
"hdd_gfs": 9.2708,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 7.0125,
"valid_date": "2026-10-12",
"mean_temp_f_gfs": 55.7292,
"mean_temp_f_ecmwf": 57.9875
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 9.8625,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 6.7417,
"valid_date": "2026-10-13",
"mean_temp_f_gfs": 55.1375,
"mean_temp_f_ecmwf": 58.2583
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 0.5792,
"cdd_ecmwf": 1.7,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-14",
"mean_temp_f_gfs": 64.4208,
"mean_temp_f_ecmwf": 66.7
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 6.4542,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 7.7083,
"valid_date": "2026-10-15",
"mean_temp_f_gfs": 58.5458,
"mean_temp_f_ecmwf": 57.2917
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 9.275,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 11.8042,
"valid_date": "2026-10-16",
"mean_temp_f_gfs": 55.725,
"mean_temp_f_ecmwf": 53.1958
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 15.9833,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 16.9208,
"valid_date": "2026-10-17",
"mean_temp_f_gfs": 49.0167,
"mean_temp_f_ecmwf": 48.0792
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 24.3125,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 21.4208,
"valid_date": "2026-10-18",
"mean_temp_f_gfs": 40.6875,
"mean_temp_f_ecmwf": 43.5792
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 15.2958,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 18.0542,
"valid_date": "2026-10-19",
"mean_temp_f_gfs": 49.7042,
"mean_temp_f_ecmwf": 46.9458
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 9.2042,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 6.9583,
"valid_date": "2026-10-20",
"mean_temp_f_gfs": 55.7958,
"mean_temp_f_ecmwf": 58.0417
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 8.5292,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 9.6042,
"valid_date": "2026-10-21",
"mean_temp_f_gfs": 56.4708,
"mean_temp_f_ecmwf": 55.3958
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 11.7792,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 7.4833,
"valid_date": "2026-10-22",
"mean_temp_f_gfs": 53.2208,
"mean_temp_f_ecmwf": 57.5167
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 9.8583,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 3.7792,
"valid_date": "2026-10-23",
"mean_temp_f_gfs": 55.1417,
"mean_temp_f_ecmwf": 61.2208
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 1.575,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 11.7417,
"valid_date": "2026-10-24",
"mean_temp_f_gfs": 63.425,
"mean_temp_f_ecmwf": 53.2583
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 2.3083,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 5.4083,
"valid_date": "2026-10-25",
"mean_temp_f_gfs": 62.6917,
"mean_temp_f_ecmwf": 59.5917
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 11.8042,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 2.625,
"valid_date": "2026-10-26",
"mean_temp_f_gfs": 53.1958,
"mean_temp_f_ecmwf": 62.375
}
],
"demand_weight": 0.1,
"noaa_region_hint": "east",
"cumulative_cdd_gfs": 0.0,
"cumulative_hdd_gfs": 146.0917,
"cumulative_cdd_ecmwf": 1.7,
"cumulative_hdd_ecmwf": 137.2625
},
{
"id": "houston",
"lat": 29.76,
"lon": -95.36,
"label": "South Central (Houston)",
"divergence": {
"mean_abs_hdd_diff_by_day": 0.0
},
"daily_series": [
{
"cdd_gfs": 12.5542,
"hdd_gfs": 0.0,
"cdd_ecmwf": 15.0667,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-12",
"mean_temp_f_gfs": 77.5542,
"mean_temp_f_ecmwf": 80.0667
},
{
"cdd_gfs": 16.0792,
"hdd_gfs": 0.0,
"cdd_ecmwf": 15.3833,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-13",
"mean_temp_f_gfs": 81.0792,
"mean_temp_f_ecmwf": 80.3833
},
{
"cdd_gfs": 16.9875,
"hdd_gfs": 0.0,
"cdd_ecmwf": 16.5458,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-14",
"mean_temp_f_gfs": 81.9875,
"mean_temp_f_ecmwf": 81.5458
},
{
"cdd_gfs": 17.2042,
"hdd_gfs": 0.0,
"cdd_ecmwf": 14.3833,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-15",
"mean_temp_f_gfs": 82.2042,
"mean_temp_f_ecmwf": 79.3833
},
{
"cdd_gfs": 16.5833,
"hdd_gfs": 0.0,
"cdd_ecmwf": 12.4792,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-16",
"mean_temp_f_gfs": 81.5833,
"mean_temp_f_ecmwf": 77.4792
},
{
"cdd_gfs": 9.5417,
"hdd_gfs": 0.0,
"cdd_ecmwf": 8.4417,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-17",
"mean_temp_f_gfs": 74.5417,
"mean_temp_f_ecmwf": 73.4417
},
{
"cdd_gfs": 6.9417,
"hdd_gfs": 0.0,
"cdd_ecmwf": 7.1,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-18",
"mean_temp_f_gfs": 71.9417,
"mean_temp_f_ecmwf": 72.1
},
{
"cdd_gfs": 11.1083,
"hdd_gfs": 0.0,
"cdd_ecmwf": 13.2167,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-19",
"mean_temp_f_gfs": 76.1083,
"mean_temp_f_ecmwf": 78.2167
},
{
"cdd_gfs": 14.5333,
"hdd_gfs": 0.0,
"cdd_ecmwf": 14.7792,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-20",
"mean_temp_f_gfs": 79.5333,
"mean_temp_f_ecmwf": 79.7792
},
{
"cdd_gfs": 14.9667,
"hdd_gfs": 0.0,
"cdd_ecmwf": 14.575,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-21",
"mean_temp_f_gfs": 79.9667,
"mean_temp_f_ecmwf": 79.575
},
{
"cdd_gfs": 15.3042,
"hdd_gfs": 0.0,
"cdd_ecmwf": 14.7833,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-22",
"mean_temp_f_gfs": 80.3042,
"mean_temp_f_ecmwf": 79.7833
},
{
"cdd_gfs": 16.0583,
"hdd_gfs": 0.0,
"cdd_ecmwf": 14.8833,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-23",
"mean_temp_f_gfs": 81.0583,
"mean_temp_f_ecmwf": 79.8833
},
{
"cdd_gfs": 10.5875,
"hdd_gfs": 0.0,
"cdd_ecmwf": 14.35,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-24",
"mean_temp_f_gfs": 75.5875,
"mean_temp_f_ecmwf": 79.35
},
{
"cdd_gfs": 5.1583,
"hdd_gfs": 0.0,
"cdd_ecmwf": 15.325,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-25",
"mean_temp_f_gfs": 70.1583,
"mean_temp_f_ecmwf": 80.325
},
{
"cdd_gfs": 6.7,
"hdd_gfs": 0.0,
"cdd_ecmwf": 15.5667,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-26",
"mean_temp_f_gfs": 71.7,
"mean_temp_f_ecmwf": 80.5667
}
],
"demand_weight": 0.15,
"noaa_region_hint": "south_central",
"cumulative_cdd_gfs": 190.3084,
"cumulative_hdd_gfs": 0.0,
"cumulative_cdd_ecmwf": 206.8792,
"cumulative_hdd_ecmwf": 0.0
},
{
"id": "atlanta",
"lat": 33.74,
"lon": -84.38,
"label": "South (Atlanta)",
"divergence": {
"mean_abs_hdd_diff_by_day": 0.615
},
"daily_series": [
{
"cdd_gfs": 2.4333,
"hdd_gfs": 0.0,
"cdd_ecmwf": 2.0167,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-12",
"mean_temp_f_gfs": 67.4333,
"mean_temp_f_ecmwf": 67.0167
},
{
"cdd_gfs": 6.0542,
"hdd_gfs": 0.0,
"cdd_ecmwf": 5.2708,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-13",
"mean_temp_f_gfs": 71.0542,
"mean_temp_f_ecmwf": 70.2708
},
{
"cdd_gfs": 10.0083,
"hdd_gfs": 0.0,
"cdd_ecmwf": 5.3625,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-14",
"mean_temp_f_gfs": 75.0083,
"mean_temp_f_ecmwf": 70.3625
},
{
"cdd_gfs": 13.9583,
"hdd_gfs": 0.0,
"cdd_ecmwf": 7.2208,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-15",
"mean_temp_f_gfs": 78.9583,
"mean_temp_f_ecmwf": 72.2208
},
{
"cdd_gfs": 12.8375,
"hdd_gfs": 0.0,
"cdd_ecmwf": 7.3292,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-16",
"mean_temp_f_gfs": 77.8375,
"mean_temp_f_ecmwf": 72.3292
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 1.0083,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 5.2375,
"valid_date": "2026-10-17",
"mean_temp_f_gfs": 63.9917,
"mean_temp_f_ecmwf": 59.7625
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 5.6958,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 7.9583,
"valid_date": "2026-10-18",
"mean_temp_f_gfs": 59.3042,
"mean_temp_f_ecmwf": 57.0417
},
{
"cdd_gfs": 0.0,
"hdd_gfs": 4.8333,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 2.5708,
"valid_date": "2026-10-19",
"mean_temp_f_gfs": 60.1667,
"mean_temp_f_ecmwf": 62.4292
},
{
"cdd_gfs": 3.1792,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.0,
"hdd_ecmwf": 0.4708,
"valid_date": "2026-10-20",
"mean_temp_f_gfs": 68.1792,
"mean_temp_f_ecmwf": 64.5292
},
{
"cdd_gfs": 4.3542,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.725,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-21",
"mean_temp_f_gfs": 69.3542,
"mean_temp_f_ecmwf": 65.725
},
{
"cdd_gfs": 4.2958,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.1125,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-22",
"mean_temp_f_gfs": 69.2958,
"mean_temp_f_ecmwf": 65.1125
},
{
"cdd_gfs": 1.8333,
"hdd_gfs": 0.0,
"cdd_ecmwf": 0.7292,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-23",
"mean_temp_f_gfs": 66.8333,
"mean_temp_f_ecmwf": 65.7292
},
{
"cdd_gfs": 5.7542,
"hdd_gfs": 0.0,
"cdd_ecmwf": 3.5417,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-24",
"mean_temp_f_gfs": 70.7542,
"mean_temp_f_ecmwf": 68.5417
},
{
"cdd_gfs": 5.9292,
"hdd_gfs": 0.0,
"cdd_ecmwf": 5.0333,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-25",
"mean_temp_f_gfs": 70.9292,
"mean_temp_f_ecmwf": 70.0333
},
{
"cdd_gfs": 0.0625,
"hdd_gfs": 0.0,
"cdd_ecmwf": 6.0792,
"hdd_ecmwf": 0.0,
"valid_date": "2026-10-26",
"mean_temp_f_gfs": 65.0625,
"mean_temp_f_ecmwf": 71.0792
}
],
"demand_weight": 0.1,
"noaa_region_hint": "east",
"cumulative_cdd_gfs": 70.7,
"cumulative_hdd_gfs": 11.5374,
"cumulative_cdd_ecmwf": 43.4209,
"cumulative_hdd_ecmwf": 16.2374
}
],
"run_deltas": {
"prior_fetched_at_utc": "2026-10-12T12:25:03Z",
"prior_reporting_date": "2026-10-12T12:00:00Z",
"delta_convergence_score": 0.0121,
"delta_weighted_cumulative_cdd_gfs": 0.4561,
"delta_weighted_cumulative_hdd_gfs": -6.2355,
"delta_weighted_cumulative_cdd_ecmwf": -1.8327,
"delta_weighted_cumulative_hdd_ecmwf": -0.9541,
"delta_weighted_mean_abs_hdd_diff_by_day": -0.0831
},
"source_url": "https://customer-api.open-meteo.com/v1/forecast",
"fetched_at_utc": "2026-10-12T18:25:01Z",
"reporting_date": "2026-10-12T18:00:00Z",
"schema_version": "1",
"temperature_unit": "°F",
"convergence_score": 0.386968,
"degree_day_base_f": 65.0,
"forecast_init_utc": "2026-10-12T00:00Z",
"weighted_cumulative_cdd_gfs": 45.5519,
"weighted_cumulative_hdd_gfs": 67.2226,
"location_catalog_fingerprint": "59f98a47f7b1bf8e9d0d8da813939ec433b680e19ff804ae18b5bb4c3f183bc8",
"weighted_cumulative_cdd_ecmwf": 46.3119,
"weighted_cumulative_hdd_ecmwf": 64.0763,
"weighted_mean_abs_hdd_diff_by_day": 1.5842
}
Feed Information
Feed Type
GfsEcmwfUsDemandHubForecastFeed