When is electricity greenest in Slovakia?

Renewable energy forecast · updated 2026-07-21 16:06 UTC

educk tracks how much of Slovakia's electricity demand is met by wind and solar generation, using day-ahead forecasts from the ENTSO-E transparency platform. Use it to plan flexible energy use — charging an EV, running appliances or batteries — for when the grid is cleanest.

Hourly forecast for Slovakia

Wind + solar generation vs. total demand (MW), next hours · times in UTC
Time (UTC) Renewable (MW) Demand (MW) Surplus (MW) Share
Tue 16:00 73 2929 -2856 2%
Tue 16:15 57 2933 -2876 2%
Tue 16:30 45 2944 -2899 2%
Tue 16:45 35 2962 -2927 1%
Tue 17:00 27 2949 -2922 1%
Tue 17:15 21 2953 -2932 1%
Tue 17:30 16 2921 -2905 1%
Tue 17:45 12 2914 -2902 0%
Tue 18:15 6 2902 -2896 0%
Tue 18:45 5 2873 -2868 0%
Tue 19:00 2 2884 -2882 0%
Tue 19:15 1 2856 -2855 0%
Tue 19:30 0 2824 -2824 0%
Wed 02:45 1 2247 -2246 0%
Wed 03:00 5 2291 -2286 0%
Wed 03:15 8 2329 -2321 0%
Wed 03:30 12 2352 -2340 1%
Wed 03:45 17 2413 -2396 1%
Wed 04:00 25 2524 -2499 1%
Wed 04:15 35 2620 -2585 1%
Wed 04:30 50 2670 -2620 2%
Wed 04:45 71 2709 -2638 3%
Wed 05:00 91 2724 -2633 3%
Wed 05:15 109 2771 -2662 4%
Wed 05:30 137 2791 -2654 5%
Wed 05:45 165 2799 -2634 6%
Wed 06:00 192 2819 -2627 7%
Wed 06:15 217 2827 -2610 8%
Wed 06:30 237 2851 -2614 8%
Wed 06:45 263 2874 -2611 9%
Wed 07:00 279 2880 -2601 10%
Wed 07:15 300 2867 -2567 10%
Wed 07:30 317 2848 -2531 11%
Wed 07:45 334 2833 -2499 12%
Wed 08:00 345 2796 -2451 12%
Wed 08:15 355 2835 -2480 13%
Wed 08:30 366 2838 -2472 13%
Wed 08:45 373 2861 -2488 13%
Wed 09:00 380 2869 -2489 13%
Wed 09:15 385 2878 -2493 13%
Wed 09:30 387 2903 -2516 13%
Wed 09:45 388 2906 -2518 13%
Wed 10:00 389 2902 -2513 13%
Wed 10:15 390 2932 -2542 13%
Wed 10:30 389 2920 -2531 13%
Wed 10:45 388 2924 -2536 13%
Wed 11:00 387 2921 -2534 13%
Wed 11:15 384 2905 -2521 13%
Wed 11:30 379 2879 -2500 13%
Wed 11:45 372 2868 -2496 13%
Wed 12:00 365 2856 -2491 13%
Wed 12:15 356 2837 -2481 13%
Wed 12:30 345 2806 -2461 12%
Wed 12:45 332 2810 -2478 12%
Wed 13:00 317 2809 -2492 11%
Wed 13:15 300 2807 -2507 11%
Wed 13:30 283 2803 -2520 10%
Wed 14:00 246 2852 -2606 9%
Wed 14:15 232 2844 -2612 8%
Wed 14:30 210 2862 -2652 7%
Wed 14:45 192 2877 -2685 7%
Wed 15:00 172 2890 -2718 6%
Wed 15:15 150 2895 -2745 5%
Wed 15:30 128 2880 -2752 4%
Wed 15:45 107 2898 -2791 4%
Wed 16:00 84 2888 -2804 3%
Wed 16:15 65 2897 -2832 2%
Wed 16:30 48 2923 -2875 2%
Wed 16:45 35 2936 -2901 1%
Wed 17:00 27 2912 -2885 1%