2026-10-07T08:00:00Z 通常 気象庁本庁 気象庁 2026-10-07T17:00:00+09:00 2026-10-07T18:00:00+09:00 2026-10-08T12:00:00+09:00 105 発表 1 降灰予報 1.1_0 　現在、雌阿寒岳は噴火警戒レベル２（火口周辺規制）です。雌阿寒岳で噴火が発生した場合には、７日２１時から２４時までは火口から東方向、８日０９時から１２時までは火口から東方向に降灰が予想されます。 降灰予報（定時） 06 雌阿寒岳 105 降灰 70 北海道釧路市 0120600 北海道足寄町 0164700 北海道釧路町 0166100 北海道厚岸町 0166200 北海道標茶町 0166400 北海道弟子屈町 0166500 北海道鶴居村 0166700 北海道白糠町 0166800 北海道別海町 0169100 小さな噴石の落下 75 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 降灰予報（定時） 06 雌阿寒岳 105 +4323.18+14400.52+1499/ 降灰 70 北海道釧路市 0120600 北海道足寄町 0164700 北海道釧路町 0166100 北海道厚岸町 0166200 北海道標茶町 0166400 北海道弟子屈町 0166500 北海道鶴居村 0166700 北海道白糠町 0166800 北海道別海町 0169100 小さな噴石の落下 75 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 2026-10-07T18:00:00+09:00 2026-10-07T21:00:00+09:00 降灰 70 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南東 50 北海道釧路市 0120600 北海道足寄町 0164700 北海道釧路町 0166100 北海道標茶町 0166400 北海道鶴居村 0166700 北海道白糠町 0166800 小さな噴石の落下 75 1 +43.3988+144.0200/+43.3940+144.0400/+43.3800+144.0599/+43.3600+144.0501/+43.3550+144.0400/+43.3600+144.0200/+43.3800+144.0012/+43.3988+144.0200/ 南東 4 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 2026-10-07T21:00:00+09:00 2026-10-08T00:00:00+09:00 降灰 70 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東 40 北海道釧路市 0120600 北海道足寄町 0164700 北海道標茶町 0166400 北海道鶴居村 0166700 北海道白糠町 0166800 小さな噴石の落下 75 1 +43.4008+144.0200/+43.4000+144.0216/+43.3967+144.0400/+43.3800+144.0592/+43.3628+144.0400/+43.3612+144.0200/+43.3800+144.0012/+43.4000+144.0192/+43.4008+144.0200/ 東 3 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 2026-10-08T00:00:00+09:00 2026-10-08T03:00:00+09:00 降灰 70 +43.5041+144.3200/+43.5045+144.3400/+43.5117+144.3600/+43.5167+144.3800/+43.5177+144.4000/+43.5162+144.4200/+43.5079+144.4400/+43.5000+144.4517/+43.4800+144.4445/+43.4750+144.4400/+43.4600+144.4243/+43.4574+144.4200/+43.4400+144.4021/+43.4383+144.4000/+43.4230+144.3800/+43.4200+144.3734/+43.4131+144.3600/+43.4000+144.3481/+43.3908+144.3400/+43.3800+144.3346/+43.3636+144.3200/+43.3600+144.3131/+43.3548+144.3000/+43.3452+144.2800/+43.3425+144.2600/+43.3412+144.2400/+43.3403+144.2200/+43.3403+144.2000/+43.3409+144.1800/+43.3415+144.1600/+43.3412+144.1400/+43.3415+144.1200/+43.3419+144.1000/+43.3424+144.0800/+43.3434+144.0600/+43.3505+144.0400/+43.3600+144.0305/+43.3600+144.0200/+43.3604+144.0000/+43.3800+143.9804/+43.4000+143.9808/+43.4192+144.0000/+43.4200+144.0200/+43.4200+144.0220/+43.4376+144.0400/+43.4393+144.0600/+43.4400+144.0800/+43.4400+144.0804/+43.4539+144.1000/+43.4577+144.1200/+43.4594+144.1400/+43.4600+144.1424/+43.4732+144.1600/+43.4731+144.1800/+43.4743+144.2000/+43.4759+144.2200/+43.4761+144.2400/+43.4787+144.2600/+43.4800+144.2644/+43.4879+144.2800/+43.4912+144.3000/+43.5000+144.3142/+43.5041+144.3200/ 東 40 北海道釧路市 0120600 北海道足寄町 0164700 北海道標茶町 0166400 北海道弟子屈町 0166500 北海道鶴居村 0166700 北海道白糠町 0166800 小さな噴石の落下 75 1 +43.4099+144.0200/+43.4000+144.0349/+43.3976+144.0400/+43.3825+144.0600/+43.3800+144.0628/+43.3781+144.0600/+43.3657+144.0400/+43.3612+144.0200/+43.3800+144.0012/+43.4000+144.0101/+43.4099+144.0200/ 東 4 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 2026-10-08T03:00:00+09:00 2026-10-08T06:00:00+09:00 降灰 70 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東 70 北海道釧路市 0120600 北海道足寄町 0164700 北海道厚岸町 0166200 北海道標茶町 0166400 北海道鶴居村 0166700 北海道白糠町 0166800 北海道別海町 0169100 小さな噴石の落下 75 1 +43.3988+144.0200/+43.3968+144.0400/+43.3895+144.0600/+43.3800+144.0766/+43.3664+144.0600/+43.3632+144.0400/+43.3612+144.0200/+43.3800+144.0012/+43.3988+144.0200/ 東 4 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 2026-10-08T06:00:00+09:00 2026-10-08T09:00:00+09:00 降灰 70 +43.4027+144.0000/+43.4189+144.0200/+43.4165+144.0400/+43.4000+144.0578/+43.4000+144.0600/+43.3999+144.0800/+43.3996+144.1000/+43.3989+144.1200/+43.3961+144.1400/+43.3800+144.1595/+43.3799+144.1600/+43.3791+144.1800/+43.3780+144.2000/+43.3741+144.2200/+43.3652+144.2400/+43.3600+144.2511/+43.3595+144.2600/+43.3581+144.2800/+43.3566+144.3000/+43.3548+144.3200/+43.3488+144.3400/+43.3408+144.3600/+43.3504+144.3800/+43.3464+144.4000/+43.3407+144.4200/+43.3400+144.4222/+43.3358+144.4400/+43.3304+144.4600/+43.3242+144.4800/+43.3220+144.5000/+43.3200+144.5056/+43.3167+144.5200/+43.3134+144.5400/+43.3096+144.5600/+43.3043+144.5800/+43.3000+144.5937/+43.2977+144.6000/+43.2882+144.6200/+43.2800+144.6364/+43.2781+144.6400/+43.2684+144.6600/+43.2600+144.6786/+43.2586+144.6800/+43.2417+144.7000/+43.2400+144.7031/+43.2200+144.7121/+43.2000+144.7199/+43.1931+144.7000/+43.1939+144.6800/+43.1946+144.6600/+43.1944+144.6400/+43.1936+144.6200/+43.1929+144.6000/+43.1979+144.5800/+43.2000+144.5689/+43.2012+144.5600/+43.2069+144.5400/+43.2106+144.5200/+43.2111+144.5000/+43.2115+144.4800/+43.2131+144.4600/+43.2193+144.4400/+43.2200+144.4381/+43.2243+144.4200/+43.2278+144.4000/+43.2300+144.3800/+43.2359+144.3600/+43.2400+144.3491/+43.2425+144.3400/+43.2600+144.3236/+43.2609+144.3200/+43.2629+144.3000/+43.2665+144.2800/+43.2771+144.2600/+43.2800+144.2561/+43.2814+144.2400/+43.2837+144.2200/+43.2905+144.2000/+43.3000+144.1892/+43.3006+144.1800/+43.3015+144.1600/+43.3057+144.1400/+43.3200+144.1249/+43.3202+144.1200/+43.3207+144.1000/+43.3247+144.0800/+43.3400+144.0641/+43.3401+144.0600/+43.3402+144.0400/+43.3426+144.0200/+43.3600+144.0026/+43.3640+144.0000/+43.3800+143.9840/+43.4000+143.9973/+43.4027+144.0000/ 東 60 北海道釧路市 0120600 北海道足寄町 0164700 北海道標茶町 0166400 北海道鶴居村 0166700 北海道白糠町 0166800 小さな噴石の落下 75 1 +43.3988+144.0200/+43.3970+144.0400/+43.3890+144.0600/+43.3800+144.0731/+43.3600+144.0794/+43.3486+144.0600/+43.3481+144.0400/+43.3600+144.0281/+43.3612+144.0200/+43.3800+144.0012/+43.3988+144.0200/ 南東 5 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 2026-10-08T09:00:00+09:00 2026-10-08T12:00:00+09:00 降灰 70 +43.4138+144.0000/+43.4194+144.0200/+43.4160+144.0400/+43.4000+144.0560/+43.3999+144.0600/+43.3998+144.0800/+43.3989+144.1000/+43.3800+144.1199/+43.3800+144.1200/+43.3797+144.1400/+43.3788+144.1600/+43.3750+144.1800/+43.3600+144.1989/+43.3599+144.2000/+43.3588+144.2200/+43.3570+144.2400/+43.3522+144.2600/+43.3401+144.2800/+43.3400+144.2802/+43.3386+144.3000/+43.3369+144.3200/+43.3332+144.3400/+43.3256+144.3600/+43.3224+144.3800/+43.3200+144.3832/+43.3172+144.4000/+43.3137+144.4200/+43.3100+144.4400/+43.3044+144.4600/+43.3000+144.4717/+43.2974+144.4800/+43.2981+144.5000/+43.2889+144.5200/+43.2800+144.5358/+43.2781+144.5400/+43.2692+144.5600/+43.2647+144.5800/+43.2600+144.5978/+43.2587+144.6000/+43.2489+144.6200/+43.2400+144.6347/+43.2365+144.6400/+43.2261+144.6600/+43.2200+144.6711/+43.2147+144.6800/+43.2008+144.7000/+43.2000+144.7016/+43.1989+144.7000/+43.1863+144.6800/+43.1806+144.6600/+43.1800+144.6515/+43.1793+144.6400/+43.1800+144.6200/+43.1800+144.6194/+43.1806+144.6000/+43.1845+144.5800/+43.1890+144.5600/+43.1984+144.5400/+43.2000+144.5364/+43.2038+144.5200/+43.2070+144.5000/+43.2092+144.4800/+43.2108+144.4600/+43.2191+144.4400/+43.2200+144.4378/+43.2239+144.4200/+43.2282+144.4000/+43.2339+144.3800/+43.2391+144.3600/+43.2400+144.3575/+43.2445+144.3400/+43.2600+144.3273/+43.2618+144.3200/+43.2641+144.3000/+43.2712+144.2800/+43.2800+144.2686/+43.2808+144.2600/+43.2825+144.2400/+43.2866+144.2200/+43.3000+144.2037/+43.3003+144.2000/+43.3009+144.1800/+43.3025+144.1600/+43.3175+144.1400/+43.3200+144.1374/+43.3203+144.1200/+43.3209+144.1000/+43.3340+144.0800/+43.3400+144.0740/+43.3401+144.0600/+43.3402+144.0400/+43.3439+144.0200/+43.3600+144.0039/+43.3617+144.0000/+43.3800+143.9817/+43.4000+143.9862/+43.4138+144.0000/ 東 60 北海道釧路市 0120600 北海道足寄町 0164700 北海道標茶町 0166400 北海道鶴居村 0166700 北海道白糠町 0166800 小さな噴石の落下 75 1 +43.3988+144.0200/+43.3970+144.0400/+43.3904+144.0600/+43.3800+144.0723/+43.3600+144.0768/+43.3495+144.0600/+43.3474+144.0400/+43.3600+144.0274/+43.3612+144.0200/+43.3800+144.0012/+43.3988+144.0200/ 南東 5 北海道釧路市 0120600 北海道足寄町 0164700 北海道白糠町 0166800 　現在、雌阿寒岳は噴火警戒レベル２（火口周辺規制）です。雌阿寒岳で噴火が発生した場合には、７日２１時から２４時までは火口から東方向、８日０９時から１２時までは火口から東方向に降灰が予想されます。 　７日１８時から８日１２時までに噴火が発生した場合には、以下の方向・距離に降灰及び小さな噴石の落下が予想されます。 　 　時刻　　　　　　　　　　　　火口からの方向　降灰の距離　小さな噴石の距離 　０７日１８時から２１時まで　南東　　　　　　５０ｋｍ　　４ｋｍ　　　　　 　０７日２１時から２４時まで　東　　　　　　　４０ｋｍ　　３ｋｍ　　　　　 　０８日００時から０３時まで　東　　　　　　　４０ｋｍ　　４ｋｍ　　　　　 　０８日０３時から０６時まで　東　　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　０８日０６時から０９時まで　東　　　　　　　６０ｋｍ　　５ｋｍ　　　　　 　０８日０９時から１２時まで　東　　　　　　　６０ｋｍ　　５ｋｍ　　　　　 　 　期間中に噴火が発生した場合には、以下の市町村に降灰が予想されます。 　北海道　：釧路市、足寄町、釧路町、標茶町、鶴居村、白糠町、弟子屈町、厚岸町、別海町 　 　噴煙が火口縁上１０００ｍまで上がった場合の火山灰及び小さな噴石の落下範囲を示しています。 　噴火発生時、小さな噴石の落下が予想される範囲内では、屋内や頑丈な屋根の下などに移動してください。 　強風のため、遠方まで小さな噴石が流されるおそれがあります。