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Heat Stress Index: WBGT
Current WBGT and Forecast
Select the location
| (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 16 6:00
Sapporo
16.7
Aomori
20.3
Akita
20.9
Morioka
19.2
Sendai
20.4
Yamagata
19.8
Fukushima
21.5
Mito
22.8
Utsunomiya
22.2
Maebashi
21.7
Kumagaya
24.3
Tokyo
25.6
Choshi
25.7
Yokohama
26.2
Nagano
21.4
Kofu
24.4
Shizuoka
25.3
Nagoya
23.7
Gifu
21.8
Tsu
23.8
Niigata
23.5
Toyama
22.9
Kanazawa
22.1
Fukui
21.4
Hikone
21.8
Kyoto
23.3
Osaka
24.3
Kobe
25.1
Nara
23.2
Wakayama
24.0
Okayama
24.9
Hiroshima
23.1
Matsue
24.4
Tottori
23.3
Shimonoseki
25.7
Tokushima
25.4
Takamatsu
25.1
Matsuyama
25.3
Kochi
25.2
Fukuoka
25.1
Oita
25.1
Nagasaki
25.2
Saga
24.8
Kumamoto
25.4
Miyazaki
24.6
Kagoshima
25.6
Naha
26.3
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.
