2026-07-05T02:00:00Z 通常 気象庁本庁 気象庁 2026-07-05T11:00:00+09:00 2026-07-05T12:00:00+09:00 2026-07-06T06:00:00+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、５日２１時から２４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 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 2026-07-05T12:00:00+09:00 2026-07-05T15:00:00+09:00 降灰 70 +30.9212+130.8200/+30.9200+130.8317/+30.9190+130.8400/+30.9165+130.8600/+30.9137+130.8800/+30.9103+130.9000/+30.9101+130.9200/+30.9100+130.9400/+30.9081+130.9600/+30.9041+130.9800/+30.9000+130.9971/+30.8812+130.9800/+30.8800+130.9787/+30.8652+130.9600/+30.8600+130.9473/+30.8587+130.9400/+30.8573+130.9200/+30.8558+130.9000/+30.8481+130.8800/+30.8415+130.8600/+30.8400+130.8563/+30.8365+130.8400/+30.8400+130.8227/+30.8404+130.8200/+30.8400+130.8179/+30.8356+130.8000/+30.8307+130.7800/+30.8270+130.7600/+30.8236+130.7400/+30.8269+130.7200/+30.8254+130.7000/+30.8217+130.6800/+30.8200+130.6678/+30.8184+130.6600/+30.8150+130.6400/+30.8105+130.6200/+30.8200+130.6075/+30.8216+130.6000/+30.8207+130.5800/+30.8202+130.5600/+30.8200+130.5580/+30.8104+130.5400/+30.8057+130.5200/+30.8032+130.5000/+30.8014+130.4800/+30.8006+130.4600/+30.8000+130.4404/+30.7997+130.4400/+30.7846+130.4200/+30.7809+130.4000/+30.7802+130.3800/+30.7801+130.3600/+30.7800+130.3582/+30.7619+130.3400/+30.7603+130.3200/+30.7611+130.3000/+30.7800+130.2811/+30.8000+130.2804/+30.8196+130.3000/+30.8200+130.3018/+30.8382+130.3200/+30.8398+130.3400/+30.8399+130.3600/+30.8400+130.3673/+30.8526+130.3800/+30.8588+130.4000/+30.8595+130.4200/+30.8599+130.4400/+30.8600+130.4418/+30.8744+130.4600/+30.8777+130.4800/+30.8788+130.5000/+30.8795+130.5200/+30.8800+130.5276/+30.8871+130.5400/+30.8936+130.5600/+30.8958+130.5800/+30.8989+130.6000/+30.9000+130.6148/+30.9020+130.6200/+30.9080+130.6400/+30.9114+130.6600/+30.9139+130.6800/+30.9133+130.7000/+30.9148+130.7200/+30.9145+130.7400/+30.9141+130.7600/+30.9141+130.7800/+30.9142+130.8000/+30.9200+130.8176/+30.9212+130.8200/ 東 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8076+130.3400/+30.8000+130.3504/+30.7930+130.3400/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 3 鹿児島県三島村 4630300 2026-07-05T15:00:00+09:00 2026-07-05T18:00:00+09:00 降灰 70 +30.9053+130.7200/+30.9043+130.7400/+30.9032+130.7600/+30.9018+130.7800/+30.9003+130.8000/+30.9000+130.8010/+30.8914+130.8200/+30.8898+130.8400/+30.8880+130.8600/+30.8857+130.8800/+30.8825+130.9000/+30.8800+130.9090/+30.8766+130.9200/+30.8691+130.9400/+30.8632+130.9600/+30.8604+130.9800/+30.8600+130.9823/+30.8592+130.9800/+30.8518+130.9600/+30.8400+130.9457/+30.8390+130.9400/+30.8345+130.9200/+30.8309+130.9000/+30.8272+130.8800/+30.8243+130.8600/+30.8222+130.8400/+30.8206+130.8200/+30.8200+130.8098/+30.8195+130.8000/+30.8178+130.7800/+30.8164+130.7600/+30.8145+130.7400/+30.8184+130.7200/+30.8169+130.7000/+30.8146+130.6800/+30.8116+130.6600/+30.8089+130.6400/+30.8073+130.6200/+30.8200+130.6059/+30.8216+130.6000/+30.8208+130.5800/+30.8200+130.5631/+30.8184+130.5600/+30.8100+130.5400/+30.8056+130.5200/+30.8027+130.5000/+30.8013+130.4800/+30.8007+130.4600/+30.8003+130.4400/+30.8000+130.4341/+30.7872+130.4200/+30.7809+130.4000/+30.7802+130.3800/+30.7801+130.3600/+30.7800+130.3574/+30.7626+130.3400/+30.7602+130.3200/+30.7609+130.3000/+30.7800+130.2809/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3022/+30.8378+130.3200/+30.8398+130.3400/+30.8399+130.3600/+30.8400+130.3800/+30.8400+130.3812/+30.8574+130.4000/+30.8592+130.4200/+30.8595+130.4400/+30.8598+130.4600/+30.8600+130.4659/+30.8699+130.4800/+30.8754+130.5000/+30.8774+130.5200/+30.8780+130.5400/+30.8788+130.5600/+30.8795+130.5800/+30.8800+130.5967/+30.8811+130.6000/+30.8957+130.6200/+30.8961+130.6400/+30.8956+130.6600/+30.8952+130.6800/+30.8949+130.7000/+30.9000+130.7135/+30.9053+130.7200/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8043+130.3400/+30.8000+130.3460/+30.7960+130.3400/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 3 鹿児島県三島村 4630300 2026-07-05T18:00:00+09:00 2026-07-05T21:00:00+09:00 降灰 70 +30.9219+130.6800/+30.9214+130.7000/+30.9278+130.7200/+30.9309+130.7400/+30.9335+130.7600/+30.9338+130.7800/+30.9340+130.8000/+30.9308+130.8200/+30.9293+130.8400/+30.9273+130.8600/+30.9248+130.8800/+30.9212+130.9000/+30.9200+130.9049/+30.9157+130.9200/+30.9071+130.9400/+30.9000+130.9554/+30.8950+130.9400/+30.8874+130.9200/+30.8814+130.9000/+30.8800+130.8948/+30.8764+130.8800/+30.8722+130.8600/+30.8684+130.8400/+30.8600+130.8237/+30.8587+130.8200/+30.8562+130.8000/+30.8527+130.7800/+30.8501+130.7600/+30.8478+130.7400/+30.8474+130.7200/+30.8448+130.7000/+30.8423+130.6800/+30.8402+130.6600/+30.8400+130.6581/+30.8327+130.6400/+30.8243+130.6200/+30.8319+130.6000/+30.8258+130.5800/+30.8230+130.5600/+30.8216+130.5400/+30.8204+130.5200/+30.8200+130.5153/+30.8101+130.5000/+30.8038+130.4800/+30.8013+130.4600/+30.8005+130.4400/+30.8000+130.4200/+30.8000+130.4197/+30.7821+130.4000/+30.7803+130.3800/+30.7801+130.3600/+30.7800+130.3569/+30.7631+130.3400/+30.7603+130.3200/+30.7610+130.3000/+30.7800+130.2810/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3015/+30.8385+130.3200/+30.8399+130.3400/+30.8399+130.3600/+30.8400+130.3649/+30.8548+130.3800/+30.8591+130.4000/+30.8596+130.4200/+30.8600+130.4391/+30.8608+130.4400/+30.8756+130.4600/+30.8782+130.4800/+30.8791+130.5000/+30.8800+130.5177/+30.8817+130.5200/+30.8931+130.5400/+30.8957+130.5600/+30.8974+130.5800/+30.9000+130.5931/+30.9088+130.6000/+30.9148+130.6200/+30.9179+130.6400/+30.9198+130.6600/+30.9200+130.6638/+30.9219+130.6800/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8065+130.3400/+30.8000+130.3470/+30.7951+130.3400/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 3 鹿児島県三島村 4630300 2026-07-05T21:00:00+09:00 2026-07-06T00:00:00+09:00 降灰 70 +30.9813+130.7600/+30.9832+130.7800/+30.9821+130.8000/+30.9813+130.8200/+30.9800+130.8400/+30.9800+130.8401/+30.9767+130.8600/+30.9693+130.8800/+30.9600+130.8937/+30.9400+130.8857/+30.9372+130.8800/+30.9290+130.8600/+30.9226+130.8400/+30.9200+130.8310/+30.9170+130.8200/+30.9067+130.8000/+30.9013+130.7800/+30.9000+130.7738/+30.8974+130.7600/+30.8913+130.7400/+30.8870+130.7200/+30.8817+130.7000/+30.8800+130.6946/+30.8740+130.6800/+30.8676+130.6600/+30.8632+130.6400/+30.8600+130.6310/+30.8547+130.6200/+30.8600+130.6072/+30.8608+130.6000/+30.8600+130.5944/+30.8531+130.5800/+30.8459+130.5600/+30.8421+130.5400/+30.8400+130.5209/+30.8393+130.5200/+30.8257+130.5000/+30.8217+130.4800/+30.8203+130.4600/+30.8200+130.4579/+30.8047+130.4400/+30.8008+130.4200/+30.8001+130.4000/+30.8000+130.3991/+30.7815+130.3800/+30.7801+130.3600/+30.7800+130.3471/+30.7729+130.3400/+30.7603+130.3200/+30.7610+130.3000/+30.7800+130.2810/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3006/+30.8394+130.3200/+30.8399+130.3400/+30.8400+130.3455/+30.8545+130.3600/+30.8595+130.3800/+30.8599+130.4000/+30.8600+130.4010/+30.8774+130.4200/+30.8794+130.4400/+30.8800+130.4502/+30.8886+130.4600/+30.8974+130.4800/+30.8994+130.5000/+30.9000+130.5040/+30.9125+130.5200/+30.9173+130.5400/+30.9200+130.5594/+30.9205+130.5600/+30.9361+130.5800/+30.9400+130.5879/+30.9459+130.6000/+30.9509+130.6200/+30.9539+130.6400/+30.9566+130.6600/+30.9600+130.6725/+30.9678+130.6800/+30.9737+130.7000/+30.9779+130.7200/+30.9796+130.7400/+30.9800+130.7446/+30.9813+130.7600/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8044+130.3400/+30.8000+130.3444/+30.7970+130.3400/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 3 鹿児島県三島村 4630300 2026-07-06T00:00:00+09:00 2026-07-06T03:00:00+09:00 降灰 70 +31.0029+130.8200/+31.0075+130.8400/+31.0089+130.8600/+31.0075+130.8800/+31.0061+130.9000/+31.0037+130.9200/+31.0009+130.9400/+31.0000+130.9488/+30.9985+130.9400/+30.9904+130.9200/+30.9800+130.9053/+30.9744+130.9000/+30.9600+130.8935/+30.9466+130.8800/+30.9400+130.8733/+30.9346+130.8600/+30.9289+130.8400/+30.9245+130.8200/+30.9277+130.8000/+30.9219+130.7800/+30.9200+130.7738/+30.9132+130.7600/+30.9017+130.7400/+30.9000+130.7352/+30.8959+130.7200/+30.9000+130.7106/+30.9020+130.7000/+30.9000+130.6915/+30.8918+130.6800/+30.8821+130.6600/+30.8800+130.6535/+30.8746+130.6400/+30.8677+130.6200/+30.8739+130.6000/+30.8658+130.5800/+30.8619+130.5600/+30.8600+130.5412/+30.8591+130.5400/+30.8446+130.5200/+30.8412+130.5000/+30.8400+130.4888/+30.8320+130.4800/+30.8217+130.4600/+30.8204+130.4400/+30.8200+130.4373/+30.8032+130.4200/+30.8004+130.4000/+30.8000+130.3903/+30.7897+130.3800/+30.7802+130.3600/+30.7800+130.3400/+30.7800+130.3395/+30.7606+130.3200/+30.7612+130.3000/+30.7800+130.2812/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3004/+30.8396+130.3200/+30.8399+130.3400/+30.8400+130.3413/+30.8587+130.3600/+30.8598+130.3800/+30.8600+130.3849/+30.8749+130.4000/+30.8792+130.4200/+30.8800+130.4362/+30.8836+130.4400/+30.8976+130.4600/+30.8995+130.4800/+30.9000+130.4836/+30.9141+130.5000/+30.9184+130.5200/+30.9200+130.5336/+30.9250+130.5400/+30.9352+130.5600/+30.9400+130.5683/+30.9512+130.5800/+30.9548+130.6000/+30.9572+130.6200/+30.9595+130.6400/+30.9600+130.6428/+30.9716+130.6600/+30.9800+130.6725/+30.9843+130.6800/+30.9864+130.7000/+30.9882+130.7200/+30.9897+130.7400/+30.9912+130.7600/+30.9955+130.7800/+30.9978+130.8000/+31.0000+130.8092/+31.0029+130.8200/ 北東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8042+130.3400/+30.8000+130.3435/+30.7976+130.3400/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 3 鹿児島県三島村 4630300 2026-07-06T03:00:00+09:00 2026-07-06T06:00:00+09:00 降灰 70 +31.0201+130.8400/+31.0216+130.8600/+31.0215+130.8800/+31.0214+130.9000/+31.0213+130.9200/+31.0212+130.9400/+31.0200+130.9513/+31.0189+130.9600/+31.0110+130.9800/+31.0000+130.9924/+30.9948+130.9800/+30.9877+130.9600/+30.9826+130.9400/+30.9800+130.9274/+30.9784+130.9200/+30.9737+130.9000/+30.9635+130.8800/+30.9600+130.8747/+30.9507+130.8600/+30.9400+130.8435/+30.9385+130.8400/+30.9312+130.8200/+30.9317+130.8000/+30.9254+130.7800/+30.9201+130.7600/+30.9200+130.7598/+30.9078+130.7400/+30.9011+130.7200/+30.9042+130.7000/+30.9000+130.6827/+30.8980+130.6800/+30.8861+130.6600/+30.8800+130.6400/+30.8800+130.6399/+30.8701+130.6200/+30.8739+130.6000/+30.8649+130.5800/+30.8617+130.5600/+30.8600+130.5503/+30.8521+130.5400/+30.8442+130.5200/+30.8409+130.5000/+30.8400+130.4929/+30.8297+130.4800/+30.8218+130.4600/+30.8203+130.4400/+30.8200+130.4382/+30.8029+130.4200/+30.8004+130.4000/+30.8000+130.3898/+30.7902+130.3800/+30.7803+130.3600/+30.7800+130.3400/+30.7800+130.3395/+30.7607+130.3200/+30.7617+130.3000/+30.7800+130.2817/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3003/+30.8397+130.3200/+30.8399+130.3400/+30.8400+130.3407/+30.8591+130.3600/+30.8598+130.3800/+30.8600+130.3820/+30.8776+130.4000/+30.8796+130.4200/+30.8800+130.4241/+30.8948+130.4400/+30.8990+130.4600/+30.9000+130.4674/+30.9114+130.4800/+30.9176+130.5000/+30.9200+130.5180/+30.9218+130.5200/+30.9345+130.5400/+30.9384+130.5600/+30.9400+130.5627/+30.9558+130.5800/+30.9590+130.6000/+30.9600+130.6060/+30.9697+130.6200/+30.9771+130.6400/+30.9800+130.6537/+30.9821+130.6600/+30.9905+130.6800/+30.9932+130.7000/+30.9962+130.7200/+30.9985+130.7400/+31.0000+130.7502/+31.0047+130.7600/+31.0103+130.7800/+31.0130+130.8000/+31.0168+130.8200/+31.0200+130.8392/+31.0201+130.8400/ 北東 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8113+130.3400/+30.8000+130.3509/+30.7927+130.3400/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 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、５日２１時から２４時までは火口から東方向に降灰が予想されます。 　５日１２時から６日６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１２時から１５時まで　東　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０５日１５時から１８時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０５日１８時から２１時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０５日２１時から２４時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０６日００時から０３時まで　北東　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０６日０３時から０６時まで　北東　　　　　　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。