2026-09-05T05:00:00Z 通常 気象庁本庁 気象庁 2026-09-05T14:00:00+09:00 2026-09-05T15:00:00+09:00 2026-09-06T09:00:00+09:00 511 発表 1 降灰予報 1.1_0 　現在、諏訪之瀬島は噴火警戒レベル２（火口周辺規制）です。諏訪之瀬島で噴火が発生した場合には、５日２１時から２４時までは火口から西方向に降灰が予想されます。 降灰予報（定時） 06 諏訪之瀬島 511 降灰 70 鹿児島県十島村 4630400 小さな噴石の落下 75 鹿児島県十島村 4630400 降灰予報（定時） 06 諏訪之瀬島 511 +2938.30+12942.83+796/ 降灰 70 鹿児島県十島村 4630400 小さな噴石の落下 75 鹿児島県十島村 4630400 2026-09-05T15:00:00+09:00 2026-09-05T18:00:00+09:00 降灰 70 +29.6614+129.4400/+29.6601+129.4600/+29.6600+129.4800/+29.6626+129.5000/+29.6637+129.5200/+29.6663+129.5400/+29.6687+129.5600/+29.6683+129.5800/+29.6686+129.6000/+29.6698+129.6200/+29.6717+129.6400/+29.6716+129.6600/+29.6744+129.6800/+29.6781+129.7000/+29.6745+129.7200/+29.6600+129.7345/+29.6400+129.7398/+29.6201+129.7200/+29.6200+129.7198/+29.6004+129.7000/+29.6001+129.6800/+29.6001+129.6600/+29.6000+129.6579/+29.5828+129.6400/+29.5809+129.6200/+29.5804+129.6000/+29.5800+129.5936/+29.5682+129.5800/+29.5628+129.5600/+29.5613+129.5400/+29.5600+129.5298/+29.5518+129.5200/+29.5461+129.5000/+29.5431+129.4800/+29.5401+129.4600/+29.5400+129.4596/+29.5305+129.4400/+29.5240+129.4200/+29.5222+129.4000/+29.5200+129.3814/+29.5194+129.3800/+29.5144+129.3600/+29.5115+129.3400/+29.5048+129.3200/+29.5029+129.3000/+29.5011+129.2800/+29.5009+129.2600/+29.5006+129.2400/+29.5028+129.2200/+29.5052+129.2000/+29.5001+129.1800/+29.5000+129.1797/+29.4951+129.1600/+29.4930+129.1400/+29.4934+129.1200/+29.4937+129.1000/+29.4951+129.0800/+29.4965+129.0600/+29.4993+129.0400/+29.5000+129.0366/+29.5012+129.0400/+29.5072+129.0600/+29.5135+129.0800/+29.5200+129.0934/+29.5245+129.1000/+29.5400+129.1089/+29.5508+129.1200/+29.5600+129.1289/+29.5651+129.1400/+29.5719+129.1600/+29.5764+129.1800/+29.5799+129.2000/+29.5800+129.2001/+29.5872+129.2200/+29.5929+129.2400/+29.5979+129.2600/+29.6000+129.2684/+29.6060+129.2800/+29.6120+129.3000/+29.6192+129.3200/+29.6200+129.3220/+29.6338+129.3400/+29.6400+129.3481/+29.6451+129.3600/+29.6510+129.3800/+29.6578+129.4000/+29.6586+129.4200/+29.6600+129.4345/+29.6614+129.4400/ 西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6474+129.6800/+29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6307+129.6800/+29.6400+129.6692/+29.6474+129.6800/ 西 3 鹿児島県十島村 4630400 2026-09-05T18:00:00+09:00 2026-09-05T21:00:00+09:00 降灰 70 +29.6628+129.1800/+29.6619+129.2000/+29.6647+129.2200/+29.6666+129.2400/+29.6679+129.2600/+29.6689+129.2800/+29.6686+129.3000/+29.6718+129.3200/+29.6734+129.3400/+29.6745+129.3600/+29.6755+129.3800/+29.6767+129.4000/+29.6704+129.4200/+29.6693+129.4400/+29.6713+129.4600/+29.6728+129.4800/+29.6721+129.5000/+29.6727+129.5200/+29.6731+129.5400/+29.6737+129.5600/+29.6747+129.5800/+29.6753+129.6000/+29.6756+129.6200/+29.6761+129.6400/+29.6771+129.6600/+29.6789+129.6800/+29.6793+129.7000/+29.6757+129.7200/+29.6600+129.7357/+29.6400+129.7397/+29.6203+129.7200/+29.6200+129.7179/+29.6021+129.7000/+29.6004+129.6800/+29.6003+129.6600/+29.6003+129.6400/+29.6004+129.6200/+29.6004+129.6000/+29.6003+129.5800/+29.6001+129.5600/+29.6000+129.5574/+29.5929+129.5400/+29.5911+129.5200/+29.5899+129.5000/+29.5886+129.4800/+29.5876+129.4600/+29.5875+129.4400/+29.5869+129.4200/+29.5826+129.4000/+29.5828+129.3800/+29.5828+129.3600/+29.5829+129.3400/+29.5832+129.3200/+29.5800+129.3106/+29.5728+129.3000/+29.5734+129.2800/+29.5737+129.2600/+29.5740+129.2400/+29.5752+129.2200/+29.5732+129.2000/+29.5737+129.1800/+29.5742+129.1600/+29.5753+129.1400/+29.5772+129.1200/+29.5794+129.1000/+29.5800+129.0812/+29.5800+129.0800/+29.5808+129.0600/+29.5825+129.0400/+29.5856+129.0200/+29.5895+129.0000/+29.5912+128.9800/+29.5931+128.9600/+29.5971+128.9400/+29.6000+128.9307/+29.6038+128.9400/+29.6092+128.9600/+29.6126+128.9800/+29.6159+129.0000/+29.6200+129.0121/+29.6225+129.0200/+29.6281+129.0400/+29.6329+129.0600/+29.6382+129.0800/+29.6400+129.0860/+29.6438+129.1000/+29.6496+129.1200/+29.6547+129.1400/+29.6593+129.1600/+29.6600+129.1630/+29.6628+129.1800/ 西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6502+129.6800/+29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6298+129.6800/+29.6400+129.6660/+29.6502+129.6800/ 西 3 鹿児島県十島村 4630400 2026-09-05T21:00:00+09:00 2026-09-06T00:00:00+09:00 降灰 70 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西 80 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6502+129.6800/+29.6588+129.7000/+29.6587+129.7200/+29.6400+129.7387/+29.6213+129.7200/+29.6212+129.7000/+29.6298+129.6800/+29.6400+129.6650/+29.6502+129.6800/ 西 3 鹿児島県十島村 4630400 2026-09-06T00:00:00+09:00 2026-09-06T03:00:00+09:00 降灰 70 +29.6702+129.7000/+29.6670+129.7200/+29.6600+129.7270/+29.6400+129.7397/+29.6201+129.7200/+29.6200+129.7199/+29.6003+129.7000/+29.6001+129.6800/+29.6001+129.6600/+29.6000+129.6502/+29.5898+129.6400/+29.5813+129.6200/+29.5806+129.6000/+29.5803+129.5800/+29.5800+129.5732/+29.5686+129.5600/+29.5628+129.5400/+29.5614+129.5200/+29.5604+129.5000/+29.5600+129.4951/+29.5493+129.4800/+29.5452+129.4600/+29.5421+129.4400/+29.5400+129.4354/+29.5254+129.4200/+29.5239+129.4000/+29.5229+129.3800/+29.5208+129.3600/+29.5200+129.3532/+29.5128+129.3400/+29.5000+129.3227/+29.4984+129.3200/+29.4961+129.3000/+29.4942+129.2800/+29.4920+129.2600/+29.4898+129.2400/+29.4800+129.2204/+29.4796+129.2200/+29.4769+129.2000/+29.4754+129.1800/+29.4738+129.1600/+29.4728+129.1400/+29.4723+129.1200/+29.4717+129.1000/+29.4707+129.0800/+29.4695+129.0600/+29.4685+129.0400/+29.4676+129.0200/+29.4664+129.0000/+29.4668+128.9800/+29.4675+128.9600/+29.4697+128.9400/+29.4743+128.9200/+29.4800+128.9048/+29.4825+128.9000/+29.5000+128.8856/+29.5060+128.9000/+29.5111+128.9200/+29.5154+128.9400/+29.5200+128.9562/+29.5210+128.9600/+29.5277+128.9800/+29.5336+129.0000/+29.5380+129.0200/+29.5400+129.0292/+29.5423+129.0400/+29.5481+129.0600/+29.5552+129.0800/+29.5600+129.0936/+29.5617+129.1000/+29.5681+129.1200/+29.5728+129.1400/+29.5773+129.1600/+29.5800+129.1730/+29.5813+129.1800/+29.5843+129.2000/+29.5865+129.2200/+29.5893+129.2400/+29.5927+129.2600/+29.5949+129.2800/+29.5980+129.3000/+29.6000+129.3090/+29.6049+129.3200/+29.6099+129.3400/+29.6136+129.3600/+29.6163+129.3800/+29.6192+129.4000/+29.6176+129.4200/+29.6190+129.4400/+29.6195+129.4600/+29.6200+129.4666/+29.6265+129.4800/+29.6339+129.5000/+29.6374+129.5200/+29.6391+129.5400/+29.6398+129.5600/+29.6400+129.5683/+29.6462+129.5800/+29.6562+129.6000/+29.6591+129.6200/+29.6598+129.6400/+29.6599+129.6600/+29.6600+129.6800/+29.6600+129.6896/+29.6702+129.7000/ 西 80 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6487+129.6800/+29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6281+129.6800/+29.6400+129.6664/+29.6487+129.6800/ 西 3 鹿児島県十島村 4630400 2026-09-06T03:00:00+09:00 2026-09-06T06:00:00+09:00 降灰 70 +29.6664+129.7000/+29.6704+129.7200/+29.6600+129.7304/+29.6400+129.7398/+29.6200+129.7333/+29.6067+129.7200/+29.6002+129.7000/+29.6000+129.6800/+29.6000+129.6793/+29.5813+129.6600/+29.5803+129.6400/+29.5800+129.6346/+29.5658+129.6200/+29.5614+129.6000/+29.5600+129.5812/+29.5589+129.5800/+29.5443+129.5600/+29.5411+129.5400/+29.5400+129.5335/+29.5299+129.5200/+29.5249+129.5000/+29.5207+129.4800/+29.5200+129.4767/+29.5096+129.4600/+29.5000+129.4441/+29.4956+129.4400/+29.4893+129.4200/+29.4850+129.4000/+29.4815+129.3800/+29.4800+129.3738/+29.4741+129.3600/+29.4653+129.3400/+29.4600+129.3201/+29.4600+129.3200/+29.4542+129.3000/+29.4496+129.2800/+29.4470+129.2600/+29.4400+129.2409/+29.4393+129.2400/+29.4351+129.2200/+29.4312+129.2000/+29.4292+129.1800/+29.4270+129.1600/+29.4249+129.1400/+29.4227+129.1200/+29.4200+129.1008/+29.4199+129.1000/+29.4182+129.0800/+29.4157+129.0600/+29.4183+129.0400/+29.4200+129.0371/+29.4356+129.0200/+29.4400+129.0171/+29.4445+129.0200/+29.4600+129.0286/+29.4664+129.0400/+29.4770+129.0600/+29.4800+129.0646/+29.4935+129.0800/+29.5000+129.0853/+29.5079+129.1000/+29.5137+129.1200/+29.5185+129.1400/+29.5200+129.1439/+29.5255+129.1600/+29.5336+129.1800/+29.5400+129.1995/+29.5402+129.2000/+29.5474+129.2200/+29.5509+129.2400/+29.5554+129.2600/+29.5594+129.2800/+29.5600+129.2812/+29.5753+129.3000/+29.5734+129.3200/+29.5769+129.3400/+29.5800+129.3591/+29.5806+129.3600/+29.5916+129.3800/+29.5998+129.4000/+29.5956+129.4200/+29.5982+129.4400/+29.6000+129.4600/+29.6000+129.4602/+29.6113+129.4800/+29.6157+129.5000/+29.6186+129.5200/+29.6199+129.5400/+29.6200+129.5406/+29.6350+129.5600/+29.6385+129.5800/+29.6396+129.6000/+29.6400+129.6107/+29.6486+129.6200/+29.6589+129.6400/+29.6598+129.6600/+29.6599+129.6800/+29.6600+129.6936/+29.6664+129.7000/ 西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6476+129.6800/+29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6205+129.7000/+29.6216+129.6800/+29.6400+129.6693/+29.6476+129.6800/ 西 3 鹿児島県十島村 4630400 2026-09-06T06:00:00+09:00 2026-09-06T09:00:00+09:00 降灰 70 +29.6568+129.6600/+29.6599+129.6800/+29.6600+129.7000/+29.6600+129.7200/+29.6400+129.7397/+29.6200+129.7370/+29.6030+129.7200/+29.6001+129.7000/+29.6000+129.6983/+29.5817+129.6800/+29.5802+129.6600/+29.5800+129.6577/+29.5624+129.6400/+29.5603+129.6200/+29.5600+129.6175/+29.5429+129.6000/+29.5404+129.5800/+29.5400+129.5770/+29.5240+129.5600/+29.5205+129.5400/+29.5200+129.5377/+29.5039+129.5200/+29.5006+129.5000/+29.5000+129.4973/+29.4852+129.4800/+29.4800+129.4743/+29.4653+129.4600/+29.4622+129.4400/+29.4600+129.4306/+29.4476+129.4200/+29.4400+129.4060/+29.4367+129.4000/+29.4200+129.3801/+29.4199+129.3800/+29.4120+129.3600/+29.4079+129.3400/+29.4047+129.3200/+29.4000+129.3033/+29.3964+129.3000/+29.3800+129.2827/+29.3780+129.2800/+29.3715+129.2600/+29.3677+129.2400/+29.3642+129.2200/+29.3600+129.2018/+29.3593+129.2000/+29.3512+129.1800/+29.3400+129.1621/+29.3390+129.1600/+29.3335+129.1400/+29.3307+129.1200/+29.3274+129.1000/+29.3288+129.0800/+29.3325+129.0600/+29.3400+129.0514/+29.3513+129.0600/+29.3600+129.0658/+29.3658+129.0800/+29.3736+129.1000/+29.3800+129.1143/+29.3841+129.1200/+29.4000+129.1325/+29.4059+129.1400/+29.4176+129.1600/+29.4200+129.1650/+29.4260+129.1800/+29.4321+129.2000/+29.4400+129.2177/+29.4418+129.2200/+29.4527+129.2400/+29.4600+129.2480/+29.4658+129.2600/+29.4715+129.2800/+29.4800+129.2985/+29.4821+129.3000/+29.4975+129.3200/+29.4994+129.3400/+29.5000+129.3412/+29.5115+129.3600/+29.5165+129.3800/+29.5200+129.3899/+29.5318+129.4000/+29.5400+129.4098/+29.5464+129.4200/+29.5400+129.4287/+29.5384+129.4400/+29.5400+129.4465/+29.5513+129.4600/+29.5584+129.4800/+29.5600+129.4875/+29.5711+129.5000/+29.5787+129.5200/+29.5800+129.5262/+29.5927+129.5400/+29.5990+129.5600/+29.6000+129.5673/+29.6123+129.5800/+29.6194+129.6000/+29.6200+129.6056/+29.6342+129.6200/+29.6397+129.6400/+29.6400+129.6432/+29.6568+129.6600/ 南西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6463+129.6800/+29.6588+129.7000/+29.6587+129.7200/+29.6400+129.7387/+29.6213+129.7200/+29.6200+129.7084/+29.6116+129.7000/+29.6152+129.6800/+29.6200+129.6723/+29.6400+129.6737/+29.6463+129.6800/ 南西 4 鹿児島県十島村 4630400 　現在、諏訪之瀬島は噴火警戒レベル２（火口周辺規制）です。諏訪之瀬島で噴火が発生した場合には、５日２１時から２４時までは火口から西方向に降灰が予想されます。 　５日１５時から６日９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 　０５日１５時から１８時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０５日１８時から２１時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０５日２１時から２４時まで　西　　　　　　　８０ｋｍ　　３ｋｍ　　　　　 　０６日００時から０３時まで　西　　　　　　　８０ｋｍ　　３ｋｍ　　　　　 　０６日０３時から０６時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０６日０６時から０９時まで　南西　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　 　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。 　鹿児島県：十島村 　 　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。