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Hakkaisan Weather八海山

Just 5 km from Mount Echigo-Komagatake — compare both for the same day.

C

Oct 19, Today

Not recommended

Rain from around 10:00 (peak at 22:00 4.9mm/h)

Weather
14°/9°
Temp
12.1
Summit wind m/s
2.0
Precip. mm

Hourly (Oct 19, Today)

Hour01234567891011121314151617181920212223
Condition

14-day climbing index

Oct 19TodayOct 20TueOct 21WedOct 22ThuOct 23FriOct 24SatOct 25SunOct 26MonOct 27TueOct 28Wed

25 other peaks are grade A on this day

See all on the map →

Nearby peaks

  • CMount Echigo-Komagatake5km
  • CNakanotake5km
  • CArasawadake11km
  • BMount Makihata15km
  • CMount Hiragatake

About

Elevation
1,778 m
Location
Niigata
Area
Joshinetsu & Kanto
Japanese name
八海山
Coordinates
37.1040, 139.0240
Midslope reference
778 m
Height in Japan
163rd of 301
In Niigata
18th of 28
In Joshinetsu & Kanto
41st of 54

Map & mountain data: Geospatial Information Authority of Japan · Weather: Open-Meteo (CC BY 4.0)
Map colours are adjusted by this site.The climbing grade is calculated by this site; it differs from Tenki to Kurasu. Data for 3 peaks and the English mountain names come from Wikipedia (CC BY-SA 4.0).as of 10/19 15:49 JST

B
B
B
B
B
B
B
B
B
B
B
C
B
B
B
B
B
B
B
B
B
B
C
C
Weather
Precip.——————————0.51.00.10.30.1—0.20.10.40.92.12.94.93.5
Summit1,778mTemp9°9°9°10°10°10°10°11°13°14°12°11°13°13°13°12°11°10°10°10°10°10°10°10°
Wind m/sWind m/s 228°10Wind m/s 230°10Wind m/s 236°10Wind m/s 241°10Wind m/s 248°10Wind m/s 254°10Wind m/s 260°10Wind m/s 260°10Wind m/s 257°11Wind m/s 255°11Wind m/s 255°11Wind m/s 256°12Wind m/s 256°11Wind m/s 253°10Wind m/s 248°9Wind m/s 243°8Wind m/s 242°8Wind m/s 244°8Wind m/s 243°8Wind m/s 240°7Wind m/s 233°6Wind m/s 225°6Wind m/s 218°6Wind m/s 212°7
Midslope778mTemp16°16°17°17°17°18°18°19°20°21°19°17°20°20°19°19°18°16°16°16°16°16°16°16°
Wind m/sWind m/s 193°7Wind m/s 193°7Wind m/s 197°7Wind m/s 204°7Wind m/s 206°6Wind m/s 210°6Wind m/s 215°5Wind m/s 217°5Wind m/s 224°5Wind m/s 237°5Wind m/s 222°5Wind m/s 214°5Wind m/s 237°5Wind m/s 248°4Wind m/s 238°4Wind m/s 228°3Wind m/s 195°4Wind m/s 197°4Wind m/s 193°4Wind m/s 192°3Wind m/s 185°3Wind m/s 183°3Wind m/s 180°3Wind m/s 175°3

Shaded values are what lowered the rating.

Oct 29Thu
Oct 30Fri
Oct 31Sat
Nov 1Sun
ConditionCCCCABBBBCCAAB
Weather
Temp14/9°11/7°18/7°6/1°12/-4°10/4°12/7°11/7°13/7°9/4°3/-3°4/-3°5/-2°5/0°
Precip.2.0mm23.7mm—1.5mm—1.5mm5.2mm1.2mm3.8mm3.8mm10.4mm0.4mm
Chance92%92%100%100%25%71%57%69%86%71%50%47%59%59%
Summit wind12.1m/s9.6m/s14.5m/s12.0m/s3.8m/s4.9m/s5.9m/s5.5m/s9.4m/s12.7m/s5.3m/s5.5m/s7.2m/s8.9
Cloud50%81%29%86%11%100%94%97%86%99%100%39%6%25%
17km
  • BKeizuruyama23km
  • —
    0.6mm
    m/s