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  Heat Stroke Alerts have been issued.   [Map View]

Heat Stress Index: WBGT

(Blue) Almost safe (Sky) Caution (Yellow) Warning (Orange) Severe Warning (Red) Danger
< 21
appropriate water replenishment suggested
21 - 25
water should be replenished often
25 - 28
rests should be provided often
28 - 31
heavy exercise prohibited
≥ 31
exercise prohibited
WBGT monitoring as of Aug 13 6:00
Sapporo
22.2
Sendai
24.4
Tokyo
23.9
Niigata
26.4
Nagoya
24.7
Osaka
25.4
Hiroshima
25.6
Kochi
25.3
Fukuoka
26.3
Kagoshima
25.8
Naha
26.9
Note

WBGT index is one of the empirical indices representing the heat stress to which an individual is exposed. (ISO7243)
WBGT varies depending on environmental situation and condition.

Heat Stroke Alert

  For Aug 13 (Updated at Aug 13 5:00)
地図(日本全域) 熱中症警戒アラート発表状況 熱中症警戒アラート地図(日本全域) クリッカブルマップ アラート発表状況詳細

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