2026-07-08T17:00:00Z 通常 気象庁本庁 気象庁 2026-07-09T02:00:00+09:00 2026-07-09T03:00:00+09:00 2026-07-09T21:00:00+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、９日０９時から１２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 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 2026-07-09T03:00:00+09:00 2026-07-09T06:00:00+09:00 降灰 70 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北西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8153+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7890+130.2800/+30.8000+130.2657/+30.8153+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-09T06:00:00+09:00 2026-07-09T09:00:00+09:00 降灰 70 +31.0291+129.7600/+31.0266+129.7800/+31.0258+129.8000/+31.0208+129.8200/+31.0200+129.8235/+31.0172+129.8400/+31.0057+129.8600/+31.0000+129.8667/+30.9931+129.8800/+30.9869+129.9000/+30.9815+129.9200/+30.9800+129.9255/+30.9736+129.9400/+30.9600+129.9546/+30.9587+129.9600/+30.9542+129.9800/+30.9474+130.0000/+30.9400+130.0134/+30.9376+130.0200/+30.9200+130.0376/+30.9189+130.0400/+30.9139+130.0600/+30.9032+130.0800/+30.9000+130.0836/+30.8970+130.1000/+30.8911+130.1200/+30.8800+130.1335/+30.8791+130.1400/+30.8768+130.1600/+30.8629+130.1800/+30.8600+130.1830/+30.8592+130.2000/+30.8574+130.2200/+30.8400+130.2389/+30.8400+130.2400/+30.8398+130.2600/+30.8395+130.2800/+30.8354+130.3000/+30.8200+130.3154/+30.8062+130.3200/+30.8000+130.3262/+30.7905+130.3200/+30.7800+130.3198/+30.7603+130.3000/+30.7603+130.2800/+30.7619+130.2600/+30.7800+130.2409/+30.7800+130.2400/+30.7803+130.2200/+30.7807+130.2000/+30.7820+130.1800/+30.7863+130.1600/+30.7987+130.1400/+30.8000+130.1381/+30.8015+130.1200/+30.8039+130.1000/+30.8072+130.0800/+30.8145+130.0600/+30.8200+130.0516/+30.8233+130.0400/+30.8294+130.0200/+30.8393+130.0000/+30.8400+129.9979/+30.8432+129.9800/+30.8491+129.9600/+30.8582+129.9400/+30.8600+129.9369/+30.8702+129.9200/+30.8800+129.9036/+30.8818+129.9000/+30.8924+129.8800/+30.9000+129.8609/+30.9005+129.8600/+30.9143+129.8400/+30.9200+129.8323/+30.9278+129.8200/+30.9388+129.8000/+30.9400+129.7981/+30.9586+129.7800/+30.9600+129.7788/+30.9800+129.7617/+30.9816+129.7600/+30.9983+129.7400/+31.0000+129.7381/+31.0142+129.7400/+31.0200+129.7422/+31.0291+129.7600/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8166+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7878+130.2800/+30.8000+130.2646/+30.8166+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-09T09:00:00+09:00 2026-07-09T12:00:00+09:00 降灰 70 +31.0129+129.7400/+31.0158+129.7600/+31.0142+129.7800/+31.0130+129.8000/+31.0051+129.8200/+31.0000+129.8331/+30.9983+129.8400/+30.9914+129.8600/+30.9861+129.8800/+30.9800+129.8989/+30.9796+129.9000/+30.9721+129.9200/+30.9600+129.9345/+30.9580+129.9400/+30.9527+129.9600/+30.9467+129.9800/+30.9400+129.9962/+30.9390+130.0000/+30.9342+130.0200/+30.9200+130.0344/+30.9174+130.0400/+30.9133+130.0600/+30.9000+130.0793/+30.8998+130.0800/+30.8967+130.1000/+30.8923+130.1200/+30.8800+130.1360/+30.8793+130.1400/+30.8769+130.1600/+30.8696+130.1800/+30.8600+130.1905/+30.8594+130.2000/+30.8582+130.2200/+30.8463+130.2400/+30.8400+130.2464/+30.8399+130.2600/+30.8395+130.2800/+30.8336+130.3000/+30.8200+130.3129/+30.8084+130.3200/+30.8000+130.3283/+30.7888+130.3200/+30.7800+130.3198/+30.7604+130.3000/+30.7605+130.2800/+30.7782+130.2600/+30.7800+130.2582/+30.7801+130.2400/+30.7803+130.2200/+30.7812+130.2000/+30.7854+130.1800/+30.8000+130.1622/+30.8002+130.1600/+30.8011+130.1400/+30.8026+130.1200/+30.8065+130.1000/+30.8178+130.0800/+30.8200+130.0766/+30.8217+130.0600/+30.8238+130.0400/+30.8279+130.0200/+30.8369+130.0000/+30.8400+129.9821/+30.8402+129.9800/+30.8446+129.9600/+30.8504+129.9400/+30.8583+129.9200/+30.8600+129.9159/+30.8672+129.9000/+30.8779+129.8800/+30.8800+129.8758/+30.8853+129.8600/+30.8940+129.8400/+30.9000+129.8250/+30.9024+129.8200/+30.9161+129.8000/+30.9200+129.7926/+30.9270+129.7800/+30.9400+129.7608/+30.9412+129.7600/+30.9600+129.7437/+30.9690+129.7400/+30.9800+129.7345/+31.0000+129.7230/+31.0129+129.7400/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8158+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7868+130.2800/+30.8000+130.2641/+30.8158+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-09T12:00:00+09:00 2026-07-09T15:00:00+09:00 降灰 70 +31.0206+129.8000/+31.0200+129.8016/+31.0129+129.8200/+31.0053+129.8400/+31.0000+129.8484/+30.9952+129.8600/+30.9888+129.8800/+30.9813+129.9000/+30.9800+129.9035/+30.9738+129.9200/+30.9600+129.9374/+30.9590+129.9400/+30.9533+129.9600/+30.9467+129.9800/+30.9400+129.9936/+30.9378+130.0000/+30.9322+130.0200/+30.9200+130.0337/+30.9171+130.0400/+30.9068+130.0600/+30.9000+130.0716/+30.8987+130.0800/+30.8941+130.1000/+30.8854+130.1200/+30.8800+130.1269/+30.8783+130.1400/+30.8748+130.1600/+30.8600+130.1794/+30.8599+130.1800/+30.8589+130.2000/+30.8562+130.2200/+30.8400+130.2379/+30.8399+130.2400/+30.8398+130.2600/+30.8392+130.2800/+30.8306+130.3000/+30.8200+130.3107/+30.8109+130.3200/+30.8000+130.3309/+30.7857+130.3200/+30.7800+130.3198/+30.7603+130.3000/+30.7604+130.2800/+30.7635+130.2600/+30.7800+130.2429/+30.7801+130.2400/+30.7802+130.2200/+30.7806+130.2000/+30.7816+130.1800/+30.7850+130.1600/+30.7951+130.1400/+30.8000+130.1335/+30.8009+130.1200/+30.8021+130.1000/+30.8049+130.0800/+30.8093+130.0600/+30.8175+130.0400/+30.8200+130.0341/+30.8216+130.0200/+30.8256+130.0000/+30.8254+129.9800/+30.8341+129.9600/+30.8400+129.9507/+30.8436+129.9400/+30.8518+129.9200/+30.8596+129.9000/+30.8600+129.8987/+30.8678+129.8800/+30.8787+129.8600/+30.8800+129.8583/+30.8907+129.8400/+30.9000+129.8214/+30.9009+129.8200/+30.9177+129.8000/+30.9200+129.7962/+30.9323+129.7800/+30.9400+129.7719/+30.9600+129.7612/+30.9647+129.7600/+30.9800+129.7536/+31.0000+129.7405/+31.0137+129.7600/+31.0184+129.7800/+31.0200+129.7933/+31.0206+129.8000/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8140+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7884+130.2800/+30.8000+130.2655/+30.8140+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-09T15:00:00+09:00 2026-07-09T18:00:00+09:00 降灰 70 +31.0522+129.7000/+31.0437+129.7200/+31.0400+129.7351/+31.0391+129.7400/+31.0342+129.7600/+31.0287+129.7800/+31.0247+129.8000/+31.0200+129.8132/+31.0174+129.8200/+31.0099+129.8400/+31.0000+129.8518/+30.9960+129.8600/+30.9886+129.8800/+30.9817+129.9000/+30.9800+129.9041/+30.9714+129.9200/+30.9600+129.9309/+30.9570+129.9400/+30.9526+129.9600/+30.9451+129.9800/+30.9400+129.9906/+30.9373+130.0000/+30.9320+130.0200/+30.9200+130.0313/+30.9138+130.0400/+30.9052+130.0600/+30.9000+130.0670/+30.8979+130.0800/+30.8934+130.1000/+30.8800+130.1178/+30.8796+130.1200/+30.8777+130.1400/+30.8732+130.1600/+30.8600+130.1754/+30.8597+130.1800/+30.8589+130.2000/+30.8556+130.2200/+30.8400+130.2364/+30.8399+130.2400/+30.8398+130.2600/+30.8395+130.2800/+30.8322+130.3000/+30.8200+130.3122/+30.8023+130.3200/+30.8000+130.3222/+30.7968+130.3200/+30.7800+130.3197/+30.7604+130.3000/+30.7605+130.2800/+30.7652+130.2600/+30.7800+130.2448/+30.7801+130.2400/+30.7802+130.2200/+30.7807+130.2000/+30.7824+130.1800/+30.7875+130.1600/+30.8000+130.1435/+30.8003+130.1400/+30.8014+130.1200/+30.8033+130.1000/+30.8090+130.0800/+30.8200+130.0602/+30.8200+130.0600/+30.8221+130.0400/+30.8252+130.0200/+30.8305+130.0000/+30.8364+129.9800/+30.8400+129.9740/+30.8430+129.9600/+30.8495+129.9400/+30.8600+129.9221/+30.8614+129.9200/+30.8686+129.9000/+30.8792+129.8800/+30.8800+129.8787/+30.8861+129.8600/+30.8963+129.8400/+30.9000+129.8317/+30.9067+129.8200/+30.9200+129.8008/+30.9206+129.8000/+30.9288+129.7800/+30.9400+129.7606/+30.9406+129.7600/+30.9581+129.7400/+30.9600+129.7379/+30.9769+129.7200/+30.9800+129.7165/+30.9937+129.7000/+31.0000+129.6922/+31.0200+129.6893/+31.0400+129.6833/+31.0522+129.7000/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8163+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7871+130.2800/+30.8000+130.2637/+30.8163+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-09T18:00:00+09:00 2026-07-09T21:00:00+09:00 降灰 70 +31.0558+129.6200/+31.0587+129.6400/+31.0526+129.6600/+31.0441+129.6800/+31.0400+129.6946/+31.0388+129.7000/+31.0309+129.7200/+31.0257+129.7400/+31.0201+129.7600/+31.0200+129.7603/+31.0118+129.7800/+31.0014+129.8000/+31.0000+129.8020/+30.9936+129.8200/+30.9883+129.8400/+30.9844+129.8600/+30.9800+129.8786/+30.9797+129.8800/+30.9703+129.9000/+30.9600+129.9120/+30.9578+129.9200/+30.9524+129.9400/+30.9471+129.9600/+30.9400+129.9730/+30.9377+129.9800/+30.9330+130.0000/+30.9275+130.0200/+30.9200+130.0273/+30.9070+130.0400/+30.9000+130.0492/+30.8986+130.0600/+30.8965+130.0800/+30.8895+130.1000/+30.8800+130.1120/+30.8792+130.1200/+30.8777+130.1400/+30.8700+130.1600/+30.8600+130.1712/+30.8596+130.1800/+30.8590+130.2000/+30.8558+130.2200/+30.8400+130.2363/+30.8399+130.2400/+30.8398+130.2600/+30.8395+130.2800/+30.8322+130.3000/+30.8200+130.3122/+30.8000+130.3200/+30.7800+130.3196/+30.7605+130.3000/+30.7607+130.2800/+30.7705+130.2600/+30.7800+130.2504/+30.7801+130.2400/+30.7803+130.2200/+30.7810+130.2000/+30.7839+130.1800/+30.7964+130.1600/+30.8000+130.1555/+30.8008+130.1400/+30.8025+130.1200/+30.8059+130.1000/+30.8132+130.0800/+30.8200+130.0680/+30.8209+130.0600/+30.8240+130.0400/+30.8279+130.0200/+30.8379+130.0000/+30.8400+129.9940/+30.8416+129.9800/+30.8447+129.9600/+30.8500+129.9400/+30.8600+129.9223/+30.8612+129.9200/+30.8665+129.9000/+30.8752+129.8800/+30.8800+129.8730/+30.8836+129.8600/+30.8903+129.8400/+30.8963+129.8200/+30.9000+129.8118/+30.9083+129.8000/+30.9176+129.7800/+30.9200+129.7745/+30.9273+129.7600/+30.9381+129.7400/+30.9400+129.7365/+30.9528+129.7200/+30.9600+129.7102/+30.9662+129.7000/+30.9771+129.6800/+30.9800+129.6749/+30.9890+129.6600/+31.0000+129.6430/+31.0086+129.6400/+31.0200+129.6342/+31.0344+129.6200/+31.0400+129.6098/+31.0558+129.6200/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8164+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7863+130.2800/+30.8000+130.2627/+30.8164+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、９日０９時から１２時までは火口から西方向に降灰が予想されます。 　９日３時から９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 　０９日０３時から０６時まで　北西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０９日０６時から０９時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０９日０９時から１２時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０９日１２時から１５時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０９日１５時から１８時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０９日１８時から２１時まで　西　　　　　　　７０ｋｍ　　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。