2026-07-04T23:00:00Z 通常 気象庁本庁 気象庁 2026-07-05T08:00:00+09:00 2026-07-05T09:00:00+09:00 2026-07-06T03:00:00+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０９時から１２時までは火口から東方向、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 2026-07-05T09:00:00+09:00 2026-07-05T12:00:00+09:00 降灰 70 +30.9641+130.7800/+30.9750+130.8000/+30.9757+130.8200/+30.9764+130.8400/+30.9764+130.8600/+30.9755+130.8800/+30.9744+130.9000/+30.9728+130.9200/+30.9707+130.9400/+30.9684+130.9600/+30.9659+130.9800/+30.9609+131.0000/+30.9600+131.0025/+30.9588+131.0000/+30.9430+130.9800/+30.9400+130.9776/+30.9354+130.9600/+30.9295+130.9400/+30.9230+130.9200/+30.9200+130.9106/+30.9167+130.9000/+30.9052+130.8800/+30.9000+130.8723/+30.8939+130.8600/+30.8848+130.8400/+30.8800+130.8278/+30.8777+130.8200/+30.8800+130.8074/+30.8810+130.8000/+30.8800+130.7959/+30.8734+130.7800/+30.8674+130.7600/+30.8600+130.7433/+30.8590+130.7400/+30.8547+130.7200/+30.8541+130.7000/+30.8489+130.6800/+30.8451+130.6600/+30.8426+130.6400/+30.8407+130.6200/+30.8411+130.6000/+30.8400+130.5947/+30.8303+130.5800/+30.8256+130.5600/+30.8231+130.5400/+30.8210+130.5200/+30.8200+130.5084/+30.8139+130.5000/+30.8044+130.4800/+30.8016+130.4600/+30.8005+130.4400/+30.8000+130.4261/+30.7946+130.4200/+30.7820+130.4000/+30.7804+130.3800/+30.7801+130.3600/+30.7800+130.3574/+30.7628+130.3400/+30.7604+130.3200/+30.7617+130.3000/+30.7800+130.2817/+30.8000+130.2805/+30.8195+130.3000/+30.8200+130.3013/+30.8387+130.3200/+30.8399+130.3400/+30.8399+130.3600/+30.8400+130.3614/+30.8581+130.3800/+30.8595+130.4000/+30.8599+130.4200/+30.8600+130.4212/+30.8767+130.4400/+30.8788+130.4600/+30.8799+130.4800/+30.8800+130.4811/+30.8946+130.5000/+30.8978+130.5200/+30.8992+130.5400/+30.9000+130.5473/+30.9084+130.5600/+30.9145+130.5800/+30.9200+130.5891/+30.9313+130.6000/+30.9342+130.6200/+30.9368+130.6400/+30.9400+130.6600/+30.9400+130.6601/+30.9461+130.6800/+30.9520+130.7000/+30.9539+130.7200/+30.9560+130.7400/+30.9585+130.7600/+30.9600+130.7698/+30.9641+130.7800/ 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/+30.8121+130.3400/+30.8000+130.3546/+30.7897+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 2026-07-05T12:00:00+09:00 2026-07-05T15:00:00+09:00 降灰 70 +30.9215+130.6800/+30.9200+130.6895/+30.9192+130.7000/+30.9196+130.7200/+30.9200+130.7283/+30.9220+130.7400/+30.9250+130.7600/+30.9250+130.7800/+30.9251+130.8000/+30.9282+130.8200/+30.9258+130.8400/+30.9245+130.8600/+30.9249+130.8800/+30.9253+130.9000/+30.9233+130.9200/+30.9208+130.9400/+30.9200+130.9464/+30.9180+130.9600/+30.9146+130.9800/+30.9100+131.0000/+30.9059+131.0200/+30.9002+131.0400/+30.9000+131.0406/+30.8998+131.0400/+30.8948+131.0200/+30.8904+131.0000/+30.8838+130.9800/+30.8800+130.9681/+30.8775+130.9600/+30.8725+130.9400/+30.8690+130.9200/+30.8662+130.9000/+30.8637+130.8800/+30.8609+130.8600/+30.8600+130.8572/+30.8545+130.8400/+30.8499+130.8200/+30.8467+130.8000/+30.8437+130.7800/+30.8414+130.7600/+30.8400+130.7504/+30.8362+130.7400/+30.8397+130.7200/+30.8332+130.7000/+30.8289+130.6800/+30.8244+130.6600/+30.8207+130.6400/+30.8200+130.6365/+30.8153+130.6200/+30.8200+130.6148/+30.8240+130.6000/+30.8223+130.5800/+30.8210+130.5600/+30.8200+130.5417/+30.8191+130.5400/+30.8094+130.5200/+30.8039+130.5000/+30.8020+130.4800/+30.8007+130.4600/+30.8002+130.4400/+30.8000+130.4366/+30.7855+130.4200/+30.7810+130.4000/+30.7802+130.3800/+30.7801+130.3600/+30.7800+130.3583/+30.7619+130.3400/+30.7603+130.3200/+30.7613+130.3000/+30.7800+130.2813/+30.8000+130.2804/+30.8196+130.3000/+30.8200+130.3019/+30.8381+130.3200/+30.8398+130.3400/+30.8399+130.3600/+30.8400+130.3661/+30.8538+130.3800/+30.8589+130.4000/+30.8595+130.4200/+30.8600+130.4356/+30.8642+130.4400/+30.8759+130.4600/+30.8781+130.4800/+30.8792+130.5000/+30.8800+130.5139/+30.8841+130.5200/+30.8934+130.5400/+30.8964+130.5600/+30.8974+130.5800/+30.9000+130.5947/+30.9055+130.6000/+30.9118+130.6200/+30.9156+130.6400/+30.9191+130.6600/+30.9200+130.6701/+30.9215+130.6800/ 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/+30.8089+130.3400/+30.8000+130.3522/+30.7919+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 +30.8895+130.6200/+30.8890+130.6400/+30.8895+130.6600/+30.8899+130.6800/+30.8900+130.7000/+30.8942+130.7200/+30.8934+130.7400/+30.8926+130.7600/+30.8904+130.7800/+30.8878+130.8000/+30.8860+130.8200/+30.8848+130.8400/+30.8833+130.8600/+30.8812+130.8800/+30.8800+130.8897/+30.8786+130.9000/+30.8754+130.9200/+30.8715+130.9400/+30.8687+130.9600/+30.8675+130.9800/+30.8661+131.0000/+30.8616+131.0200/+30.8600+131.0263/+30.8400+131.0250/+30.8388+131.0200/+30.8346+131.0000/+30.8327+130.9800/+30.8309+130.9600/+30.8278+130.9400/+30.8241+130.9200/+30.8211+130.9000/+30.8200+130.8922/+30.8184+130.8800/+30.8162+130.8600/+30.8145+130.8400/+30.8119+130.8200/+30.8111+130.8000/+30.8090+130.7800/+30.8074+130.7600/+30.8071+130.7400/+30.8074+130.7200/+30.8063+130.7000/+30.8047+130.6800/+30.8034+130.6600/+30.8023+130.6400/+30.8003+130.6200/+30.8047+130.6000/+30.8040+130.5800/+30.8026+130.5600/+30.8018+130.5400/+30.8011+130.5200/+30.8006+130.5000/+30.8000+130.4809/+30.7994+130.4800/+30.7878+130.4600/+30.7827+130.4400/+30.7810+130.4200/+30.7803+130.4000/+30.7801+130.3800/+30.7801+130.3600/+30.7800+130.3590/+30.7612+130.3400/+30.7602+130.3200/+30.7611+130.3000/+30.7800+130.2811/+30.8000+130.2804/+30.8196+130.3000/+30.8200+130.3078/+30.8322+130.3200/+30.8397+130.3400/+30.8399+130.3600/+30.8399+130.3800/+30.8400+130.3907/+30.8490+130.4000/+30.8576+130.4200/+30.8588+130.4400/+30.8592+130.4600/+30.8595+130.4800/+30.8600+130.4917/+30.8661+130.5000/+30.8723+130.5200/+30.8748+130.5400/+30.8759+130.5600/+30.8767+130.5800/+30.8774+130.6000/+30.8800+130.6092/+30.8895+130.6200/ 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/+30.8073+130.3400/+30.8000+130.3502/+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 2026-07-05T18:00:00+09:00 2026-07-05T21:00:00+09:00 降灰 70 +30.9213+130.6800/+30.9200+130.6962/+30.9199+130.7000/+30.9200+130.7017/+30.9259+130.7200/+30.9281+130.7400/+30.9301+130.7600/+30.9331+130.7800/+30.9356+130.8000/+30.9327+130.8200/+30.9315+130.8400/+30.9301+130.8600/+30.9285+130.8800/+30.9262+130.9000/+30.9224+130.9200/+30.9200+130.9294/+30.9166+130.9400/+30.9102+130.9600/+30.9037+130.9800/+30.9000+130.9878/+30.8983+130.9800/+30.8941+130.9600/+30.8888+130.9400/+30.8832+130.9200/+30.8800+130.9059/+30.8788+130.9000/+30.8746+130.8800/+30.8709+130.8600/+30.8668+130.8400/+30.8600+130.8281/+30.8570+130.8200/+30.8538+130.8000/+30.8514+130.7800/+30.8493+130.7600/+30.8465+130.7400/+30.8463+130.7200/+30.8433+130.7000/+30.8413+130.6800/+30.8400+130.6699/+30.8347+130.6600/+30.8266+130.6400/+30.8210+130.6200/+30.8275+130.6000/+30.8246+130.5800/+30.8228+130.5600/+30.8210+130.5400/+30.8202+130.5200/+30.8200+130.5181/+30.8080+130.5000/+30.8030+130.4800/+30.8012+130.4600/+30.8004+130.4400/+30.8000+130.4275/+30.7933+130.4200/+30.7816+130.4000/+30.7803+130.3800/+30.7801+130.3600/+30.7800+130.3573/+30.7627+130.3400/+30.7603+130.3200/+30.7611+130.3000/+30.7800+130.2811/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3017/+30.8383+130.3200/+30.8398+130.3400/+30.8399+130.3600/+30.8400+130.3650/+30.8547+130.3800/+30.8590+130.4000/+30.8596+130.4200/+30.8600+130.4363/+30.8633+130.4400/+30.8757+130.4600/+30.8781+130.4800/+30.8790+130.5000/+30.8800+130.5176/+30.8818+130.5200/+30.8921+130.5400/+30.8951+130.5600/+30.8972+130.5800/+30.9000+130.5954/+30.9059+130.6000/+30.9126+130.6200/+30.9162+130.6400/+30.9187+130.6600/+30.9200+130.6727/+30.9213+130.6800/ 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/+30.8054+130.3400/+30.8000+130.3473/+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 +30.9827+130.7600/+30.9850+130.7800/+30.9844+130.8000/+30.9851+130.8200/+30.9860+130.8400/+30.9857+130.8600/+30.9827+130.8800/+30.9800+130.8910/+30.9767+130.9000/+30.9600+130.9183/+30.9400+130.9040/+30.9384+130.9000/+30.9315+130.8800/+30.9262+130.8600/+30.9217+130.8400/+30.9200+130.8321/+30.9174+130.8200/+30.9095+130.8000/+30.9013+130.7800/+30.9000+130.7754/+30.8965+130.7600/+30.8912+130.7400/+30.8876+130.7200/+30.8821+130.7000/+30.8800+130.6942/+30.8737+130.6800/+30.8681+130.6600/+30.8645+130.6400/+30.8600+130.6252/+30.8568+130.6200/+30.8600+130.6151/+30.8619+130.6000/+30.8604+130.5800/+30.8600+130.5780/+30.8479+130.5600/+30.8427+130.5400/+30.8407+130.5200/+30.8400+130.5149/+30.8285+130.5000/+30.8221+130.4800/+30.8205+130.4600/+30.8200+130.4545/+30.8072+130.4400/+30.8009+130.4200/+30.8002+130.4000/+30.8000+130.3985/+30.7818+130.3800/+30.7801+130.3600/+30.7800+130.3400/+30.7800+130.3399/+30.7604+130.3200/+30.7611+130.3000/+30.7800+130.2811/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3006/+30.8394+130.3200/+30.8399+130.3400/+30.8400+130.3454/+30.8546+130.3600/+30.8595+130.3800/+30.8599+130.4000/+30.8600+130.4013/+30.8776+130.4200/+30.8793+130.4400/+30.8800+130.4518/+30.8878+130.4600/+30.8973+130.4800/+30.8994+130.5000/+30.9000+130.5066/+30.9100+130.5200/+30.9164+130.5400/+30.9187+130.5600/+30.9200+130.5733/+30.9270+130.5800/+30.9400+130.5962/+30.9423+130.6000/+30.9495+130.6200/+30.9529+130.6400/+30.9552+130.6600/+30.9594+130.6800/+30.9600+130.6850/+30.9674+130.7000/+30.9739+130.7200/+30.9789+130.7400/+30.9800+130.7453/+30.9827+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/+30.8063+130.3400/+30.8000+130.3459/+30.7959+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 +31.0229+130.7800/+31.0268+130.8000/+31.0278+130.8200/+31.0289+130.8400/+31.0288+130.8600/+31.0272+130.8800/+31.0248+130.9000/+31.0207+130.9200/+31.0200+130.9224/+31.0119+130.9400/+31.0000+130.9533/+30.9935+130.9400/+30.9843+130.9200/+30.9800+130.9084/+30.9772+130.9000/+30.9715+130.8800/+30.9665+130.8600/+30.9603+130.8400/+30.9600+130.8394/+30.9487+130.8200/+30.9400+130.8031/+30.9393+130.8000/+30.9358+130.7800/+30.9329+130.7600/+30.9270+130.7400/+30.9223+130.7200/+30.9200+130.7157/+30.9125+130.7000/+30.9068+130.6800/+30.9032+130.6600/+30.9002+130.6400/+30.9000+130.6394/+30.8818+130.6200/+30.8839+130.6000/+30.8815+130.5800/+30.8800+130.5738/+30.8698+130.5600/+30.8627+130.5400/+30.8603+130.5200/+30.8600+130.5186/+30.8445+130.5000/+30.8410+130.4800/+30.8400+130.4722/+30.8286+130.4600/+30.8211+130.4400/+30.8200+130.4200/+30.8200+130.4199/+30.8008+130.4000/+30.8001+130.3800/+30.8000+130.3797/+30.7805+130.3600/+30.7800+130.3400/+30.7800+130.3394/+30.7607+130.3200/+30.7614+130.3000/+30.7800+130.2814/+30.8000+130.2803/+30.8197+130.3000/+30.8200+130.3002/+30.8397+130.3200/+30.8400+130.3400/+30.8400+130.3401/+30.8595+130.3600/+30.8600+130.3800/+30.8600+130.3801/+30.8789+130.4000/+30.8800+130.4200/+30.8800+130.4201/+30.8979+130.4400/+30.9000+130.4600/+30.9000+130.4602/+30.9162+130.4800/+30.9194+130.5000/+30.9200+130.5040/+30.9325+130.5200/+30.9381+130.5400/+30.9400+130.5491/+30.9499+130.5600/+30.9584+130.5800/+30.9600+130.5914/+30.9672+130.6000/+30.9770+130.6200/+30.9800+130.6300/+30.9840+130.6400/+30.9910+130.6600/+30.9951+130.6800/+30.9968+130.7000/+30.9993+130.7200/+31.0000+130.7235/+31.0072+130.7400/+31.0177+130.7600/+31.0200+130.7677/+31.0229+130.7800/ 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/+30.8083+130.3400/+30.8000+130.3458/+30.7954+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０９時から１２時までは火口から東方向、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９時から６日３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０９時から１２時まで　東　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０５日１２時から１５時まで　東　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０５日１５時から１８時まで　東　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０５日１８時から２１時まで　東　　　　　　　７０ｋｍ　　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　　　　　 　 　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。