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Heat Stroke Alerts have been issued. [Map View]

Tomorrow[Sep 22]

Map of Japan Alert Map(Tomorrow) Special Heat Stroke AlertsNot issued Heat Stroke AlertsNot issued WBGT forecast: 31+Issued

Tomorrow[Sep 22]

Map of Japan Alert Map(Tomorrow) Special Heat Stroke AlertsNot issued Heat Stroke AlertsNot issued WBGT forecast: 31+Issued

Heat Stress Index: WBGT

[フレーム]

(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 Sep 21 21:00

Sapporo

9.9

Sendai

14.7

Tokyo

23.4

Niigata

21.0

Nagoya

26.3

Osaka

25.3

Hiroshima

25.5

Kochi

26.6

Fukuoka

27.1

Kagoshima

26.9

Naha

27.3

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.

熱中症予防情報サイト

Heat Stress Index: WBGT

Note

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