2026-08-14T17:00:00Z 通常 気象庁本庁 気象庁 2026-08-15T02:00:00+09:00 2026-08-15T03:00:00+09:00 2026-08-15T21:00:00+09:00 508 発表 1 降灰予報 1.1_0 　現在、薩摩硫黄島は噴火警戒レベル２（火口周辺規制）です。薩摩硫黄島で噴火が発生した場合には、１５日０９時から１２時までは火口から北西方向に降灰が予想されます。 降灰予報（定時） 06 薩摩硫黄島 508 降灰 70 鹿児島県三島村 4630300 小さな噴石の落下 75 鹿児島県三島村 4630300 降灰予報（定時） 06 薩摩硫黄島 508 +3047.58+13018.32+704/ 降灰 70 鹿児島県三島村 4630300 小さな噴石の落下 75 鹿児島県三島村 4630300 2026-08-15T03:00:00+09:00 2026-08-15T06:00:00+09:00 降灰 70 +31.0499+130.0000/+31.0458+130.0200/+31.0400+130.0368/+31.0393+130.0400/+31.0277+130.0600/+31.0200+130.0694/+31.0151+130.0800/+31.0051+130.1000/+31.0000+130.1053/+30.9827+130.1200/+30.9800+130.1226/+30.9670+130.1400/+30.9600+130.1476/+30.9511+130.1600/+30.9400+130.1711/+30.9317+130.1800/+30.9200+130.1918/+30.9156+130.2000/+30.9000+130.2151/+30.8973+130.2200/+30.8800+130.2377/+30.8792+130.2400/+30.8600+130.2594/+30.8599+130.2600/+30.8528+130.2800/+30.8400+130.2928/+30.8396+130.3000/+30.8200+130.3196/+30.8195+130.3200/+30.8000+130.3395/+30.7800+130.3385/+30.7615+130.3200/+30.7602+130.3000/+30.7645+130.2800/+30.7800+130.2645/+30.7804+130.2600/+30.8000+130.2402/+30.8002+130.2400/+30.8030+130.2200/+30.8200+130.2025/+30.8210+130.2000/+30.8317+130.1800/+30.8400+130.1711/+30.8439+130.1600/+30.8600+130.1425/+30.8620+130.1400/+30.8762+130.1200/+30.8800+130.1158/+30.8932+130.1000/+30.9000+130.0930/+30.9122+130.0800/+30.9200+130.0704/+30.9280+130.0600/+30.9400+130.0439/+30.9452+130.0400/+30.9600+130.0247/+30.9660+130.0200/+30.9800+130.0065/+30.9921+130.0000/+31.0000+129.9956/+31.0200+129.9850/+31.0400+129.9878/+31.0499+130.0000/ 北西 40 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8190+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.8000+130.2804/+30.8190+130.3000/ 北西 1 鹿児島県三島村 4630300 2026-08-15T06:00:00+09:00 2026-08-15T09:00:00+09:00 降灰 70 +31.0824+129.9200/+31.0800+129.9390/+31.0798+129.9400/+31.0777+129.9600/+31.0667+129.9800/+31.0600+129.9945/+31.0577+130.0000/+31.0457+130.0200/+31.0400+130.0277/+31.0330+130.0400/+31.0200+130.0542/+31.0177+130.0600/+31.0094+130.0800/+31.0000+130.0925/+30.9934+130.1000/+30.9800+130.1112/+30.9748+130.1200/+30.9600+130.1368/+30.9581+130.1400/+30.9436+130.1600/+30.9400+130.1637/+30.9290+130.1800/+30.9200+130.1890/+30.9140+130.2000/+30.9000+130.2142/+30.8972+130.2200/+30.8800+130.2376/+30.8792+130.2400/+30.8600+130.2595/+30.8599+130.2600/+30.8548+130.2800/+30.8400+130.2948/+30.8397+130.3000/+30.8200+130.3197/+30.8189+130.3200/+30.8000+130.3389/+30.7800+130.3360/+30.7640+130.3200/+30.7603+130.3000/+30.7689+130.2800/+30.7800+130.2689/+30.7804+130.2600/+30.8000+130.2404/+30.8002+130.2400/+30.8044+130.2200/+30.8200+130.2042/+30.8213+130.2000/+30.8353+130.1800/+30.8400+130.1749/+30.8438+130.1600/+30.8600+130.1411/+30.8605+130.1400/+30.8678+130.1200/+30.8800+130.1055/+30.8831+130.1000/+30.8938+130.0800/+30.9000+130.0715/+30.9057+130.0600/+30.9200+130.0439/+30.9238+130.0400/+30.9289+130.0200/+30.9400+130.0058/+30.9446+130.0000/+30.9600+129.9849/+30.9652+129.9800/+30.9778+129.9600/+30.9800+129.9561/+30.9935+129.9400/+31.0000+129.9338/+31.0200+129.9230/+31.0243+129.9200/+31.0400+129.9057/+31.0600+129.9087/+31.0800+129.9163/+31.0824+129.9200/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.8000+130.2801/+30.8188+130.3000/ 北西 1 鹿児島県三島村 4630300 2026-08-15T09:00:00+09:00 2026-08-15T12:00:00+09:00 降灰 70 +31.1284+129.9400/+31.1306+129.9600/+31.1200+129.9758/+31.1170+129.9800/+31.1072+130.0000/+31.1000+130.0137/+31.0961+130.0200/+31.0800+130.0398/+31.0799+130.0400/+31.0660+130.0600/+31.0600+130.0670/+31.0502+130.0800/+31.0400+130.0924/+31.0346+130.1000/+31.0200+130.1149/+31.0161+130.1200/+31.0000+130.1317/+30.9889+130.1400/+30.9800+130.1487/+30.9719+130.1600/+30.9600+130.1715/+30.9541+130.1800/+30.9400+130.1944/+30.9352+130.2000/+30.9200+130.2148/+30.9164+130.2200/+30.9000+130.2363/+30.8973+130.2400/+30.8800+130.2572/+30.8782+130.2600/+30.8600+130.2781/+30.8593+130.2800/+30.8400+130.2993/+30.8398+130.3000/+30.8200+130.3198/+30.8189+130.3200/+30.8000+130.3389/+30.7800+130.3351/+30.7649+130.3200/+30.7605+130.3000/+30.7800+130.2801/+30.7800+130.2800/+30.7812+130.2600/+30.8000+130.2412/+30.8008+130.2400/+30.8200+130.2204/+30.8204+130.2200/+30.8291+130.2000/+30.8400+130.1889/+30.8442+130.1800/+30.8600+130.1635/+30.8624+130.1600/+30.8800+130.1404/+30.8804+130.1400/+30.8922+130.1200/+30.9000+130.1119/+30.9115+130.1000/+30.9200+130.0902/+30.9254+130.0800/+30.9400+130.0624/+30.9428+130.0600/+30.9600+130.0407/+30.9607+130.0400/+30.9700+130.0200/+30.9800+130.0062/+30.9866+130.0000/+31.0000+129.9884/+31.0124+129.9800/+31.0200+129.9717/+31.0345+129.9600/+31.0400+129.9546/+31.0600+129.9407/+31.0610+129.9400/+31.0800+129.9284/+31.0981+129.9200/+31.1000+129.9186/+31.1052+129.9200/+31.1200+129.9278/+31.1284+129.9400/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8196+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.8000+130.2802/+30.8196+130.3000/ 北西 1 鹿児島県三島村 4630300 2026-08-15T12:00:00+09:00 2026-08-15T15:00:00+09:00 降灰 70 +31.1401+129.9200/+31.1473+129.9400/+31.1404+129.9600/+31.1400+129.9605/+31.1292+129.9800/+31.1200+129.9896/+31.1151+130.0000/+31.1021+130.0200/+31.1000+130.0223/+31.0800+130.0369/+31.0779+130.0400/+31.0619+130.0600/+31.0600+130.0622/+31.0464+130.0800/+31.0400+130.0861/+31.0200+130.0991/+31.0195+130.1000/+31.0000+130.1182/+30.9984+130.1200/+30.9800+130.1389/+30.9791+130.1400/+30.9600+130.1594/+30.9596+130.1600/+30.9401+130.1800/+30.9400+130.1801/+30.9237+130.2000/+30.9200+130.2036/+30.9098+130.2200/+30.9000+130.2299/+30.8929+130.2400/+30.8800+130.2527/+30.8766+130.2600/+30.8600+130.2766/+30.8590+130.2800/+30.8400+130.2990/+30.8398+130.3000/+30.8200+130.3198/+30.8188+130.3200/+30.8000+130.3388/+30.7800+130.3351/+30.7649+130.3200/+30.7605+130.3000/+30.7800+130.2802/+30.7800+130.2800/+30.7813+130.2600/+30.8000+130.2413/+30.8008+130.2400/+30.8200+130.2206/+30.8205+130.2200/+30.8367+130.2000/+30.8400+130.1967/+30.8460+130.1800/+30.8600+130.1656/+30.8634+130.1600/+30.8800+130.1424/+30.8820+130.1400/+30.9000+130.1207/+30.9006+130.1200/+30.9144+130.1000/+30.9200+130.0937/+30.9302+130.0800/+30.9400+130.0703/+30.9483+130.0600/+30.9600+130.0448/+30.9642+130.0400/+30.9784+130.0200/+30.9800+130.0183/+31.0000+130.0002/+31.0002+130.0000/+31.0200+129.9824/+31.0228+129.9800/+31.0400+129.9620/+31.0440+129.9600/+31.0600+129.9438/+31.0649+129.9400/+31.0800+129.9303/+31.0963+129.9200/+31.1000+129.9162/+31.1200+129.9168/+31.1400+129.9198/+31.1401+129.9200/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8194+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.8000+130.2800/+30.8194+130.3000/ 北西 1 鹿児島県三島村 4630300 2026-08-15T15:00:00+09:00 2026-08-15T18:00:00+09:00 降灰 70 +31.1436+129.9000/+31.1400+129.9043/+31.1306+129.9200/+31.1255+129.9400/+31.1200+129.9469/+31.1142+129.9600/+31.1023+129.9800/+31.1000+129.9831/+31.0849+130.0000/+31.0800+130.0048/+31.0719+130.0200/+31.0600+130.0310/+31.0524+130.0400/+31.0400+130.0578/+31.0385+130.0600/+31.0200+130.0792/+31.0196+130.0800/+31.0070+130.1000/+31.0000+130.1065/+30.9800+130.1186/+30.9790+130.1200/+30.9618+130.1400/+30.9600+130.1417/+30.9495+130.1600/+30.9400+130.1696/+30.9332+130.1800/+30.9200+130.1935/+30.9166+130.2000/+30.9000+130.2168/+30.8988+130.2200/+30.8800+130.2392/+30.8797+130.2400/+30.8655+130.2600/+30.8600+130.2655/+30.8575+130.2800/+30.8400+130.2975/+30.8397+130.3000/+30.8200+130.3197/+30.8185+130.3200/+30.8000+130.3384/+30.7800+130.3339/+30.7661+130.3200/+30.7605+130.3000/+30.7774+130.2800/+30.7800+130.2774/+30.7806+130.2600/+30.8000+130.2406/+30.8004+130.2400/+30.8172+130.2200/+30.8200+130.2172/+30.8235+130.2000/+30.8400+130.1832/+30.8415+130.1800/+30.8600+130.1605/+30.8604+130.1600/+30.8686+130.1400/+30.8800+130.1277/+30.8834+130.1200/+30.9000+130.1019/+30.9018+130.1000/+30.9200+130.0803/+30.9202+130.0800/+30.9308+130.0600/+30.9390+130.0400/+30.9400+130.0383/+30.9531+130.0200/+30.9600+130.0137/+30.9699+130.0000/+30.9800+129.9885/+30.9912+129.9800/+31.0000+129.9705/+31.0112+129.9600/+31.0200+129.9467/+31.0262+129.9400/+31.0400+129.9296/+31.0530+129.9200/+31.0600+129.9112/+31.0800+129.9000/+31.0801+129.9000/+31.1000+129.8810/+31.1200+129.8854/+31.1400+129.8953/+31.1436+129.9000/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8031+130.2800/+30.8194+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7987+130.2800/+30.8000+130.2787/+30.8031+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-08-15T18:00:00+09:00 2026-08-15T21:00:00+09:00 降灰 70 +31.1672+129.9200/+31.1766+129.9400/+31.1706+129.9600/+31.1600+129.9718/+31.1541+129.9800/+31.1400+129.9982/+31.1389+130.0000/+31.1200+130.0180/+31.1186+130.0200/+31.1036+130.0400/+31.1000+130.0464/+31.0800+130.0585/+31.0787+130.0600/+31.0620+130.0800/+31.0600+130.0820/+31.0424+130.1000/+31.0400+130.1026/+31.0200+130.1193/+31.0189+130.1200/+31.0000+130.1305/+30.9889+130.1400/+30.9800+130.1503/+30.9724+130.1600/+30.9600+130.1710/+30.9474+130.1800/+30.9400+130.1874/+30.9306+130.2000/+30.9200+130.2121/+30.9139+130.2200/+30.9000+130.2328/+30.8944+130.2400/+30.8800+130.2534/+30.8765+130.2600/+30.8600+130.2765/+30.8591+130.2800/+30.8400+130.2989/+30.8398+130.3000/+30.8200+130.3198/+30.8188+130.3200/+30.8000+130.3388/+30.7800+130.3343/+30.7657+130.3200/+30.7605+130.3000/+30.7800+130.2801/+30.7800+130.2800/+30.7812+130.2600/+30.8000+130.2412/+30.8007+130.2400/+30.8200+130.2207/+30.8206+130.2200/+30.8400+130.2001/+30.8401+130.2000/+30.8494+130.1800/+30.8600+130.1694/+30.8651+130.1600/+30.8800+130.1443/+30.8836+130.1400/+30.9000+130.1229/+30.9028+130.1200/+30.9200+130.1028/+30.9228+130.1000/+30.9400+130.0809/+30.9411+130.0800/+30.9600+130.0609/+30.9609+130.0600/+30.9723+130.0400/+30.9800+130.0294/+30.9905+130.0200/+31.0000+130.0118/+31.0169+130.0000/+31.0200+129.9978/+31.0359+129.9800/+31.0400+129.9752/+31.0600+129.9616/+31.0622+129.9600/+31.0800+129.9437/+31.0883+129.9400/+31.1000+129.9318/+31.1200+129.9254/+31.1363+129.9200/+31.1400+129.9185/+31.1600+129.9160/+31.1672+129.9200/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8018+130.2800/+30.8195+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7993+130.2800/+30.8000+130.2793/+30.8018+130.2800/ 北西 3 鹿児島県三島村 4630300 　現在、薩摩硫黄島は噴火警戒レベル２（火口周辺規制）です。薩摩硫黄島で噴火が発生した場合には、１５日０９時から１２時までは火口から北西方向に降灰が予想されます。 　１５日３時から１５日２１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 　１５日０３時から０６時まで　北西　　　　　　４０ｋｍ　　１ｋｍ　　　　　 　１５日０６時から０９時まで　北西　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１５日０９時から１２時まで　北西　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１５日１２時から１５時まで　北西　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１５日１５時から１８時まで　北西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１５日１８時から２１時まで　北西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　 　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：三島村 　 　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。