Mammoth, WV Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Mammoth, WV.

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Current Conditions — Mammoth, WV

CHARLESTON (KCRW)

Clear

73.4 F
Humidity:27%
Wind Speed:SW 6.9 mph
Barometer:30.06 in
Dewpoint:37.4 F
Visibility:10.00 mi
Precip:--
Heat Index:71.8 F
Wind Chill:NA
Apr 21 2026, 07:25 PM EDT
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5-Day Forecast — Mammoth, WV

Tuesday

High 73 °F
Forecast Missing
Tuesday
Night
Low 55 °F
Slight Chance of Rain
Wednesday

High 71 °F
T-storms Likely
Wednesday
Night
Low 53 °F
Partly Cloudy
Thursday

High 78 °F
Chance of Rain Showers
Thursday
Night
Low 55 °F
Partly Cloudy
Friday

High 82 °F
Slight Chance of Showers
Friday
Night
Low 59 °F
Isolated T-storm
Saturday

High 73 °F
T-storms

Detailed Forecast — Mammoth, WV

Tuesday
Chance of Thunderstorms. High near 73°F. Wind around 6 mph, with gusts as high as 16 mph.
Tuesday Night
Slight Chance of Rain. Low around 55°F. Wind around 6 mph, with gusts as high as 18 mph.
Wednesday
Thunderstorms Likely. High near 71°F. Wind 3 to 8 mph, with gusts as high as 21 mph.
Wednesday Night
Partly Cloudy. Low around 53°F. Wind around 2 mph, with gusts as high as 10 mph.
Thursday
Chance of Rain Showers. High near 78°F. Wind 2 to 5 mph, with gusts as high as 13 mph.
Thursday Night
Partly Cloudy. Low around 55°F. Wind 1 to 2 mph, with gusts as high as 8 mph.
Friday
Slight Chance of Showers. High near 82°F. Wind 2 to 7 mph, with gusts as high as 15 mph.
Friday Night
Isolated T-storm. Low around 59°F. Wind 2 to 3 mph, with gusts as high as 12 mph.
Saturday
Thunderstorms. High near 73°F. Wind 3 to 5 mph, with gusts as high as 14 mph.
Saturday Night
Chance of Rain. Low around 51°F. Wind around 1 mph, with gusts as high as 9 mph.
Sunday
Chance of Rain Showers. High near 73°F. Wind 2 to 3 mph, with gusts as high as 10 mph.
Sunday Night
Chance of Showers. Low around 50°F. Wind around 2 mph, with gusts as high as 12 mph.
Monday
Chance of Thunderstorms. High near 77°F. Wind 6 to 7 mph, with gusts as high as 17 mph.
Monday Night
Chance of Thunderstorms. Low around 55°F. Wind 8 to 9 mph, with gusts as high as 25 mph.
WV Radar
Current Radar • WV
Day 1 Outlook • April 21, 2026

Observation History — Mammoth, WV

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
07:25 PM EDT SW 6.9 10.00 Clear -- 73.4 37.4 27% NA 71.8 30.06 1017.9
07:20 PM EDT SW 6.9 10.00 Clear -- 73.4 37.4 27% NA 71.8 30.06 1017.9
07:10 PM EDT 11.5 G 18.4 10.00 Clear -- 73.4 37.4 27% NA 71.8 30.05 1017.6
07:05 PM EDT SW 12.7 10.00 Clear -- 73.4 37.4 27% NA 71.8 30.05 1017.6
07:00 PM EDT G 20.7 10.00 Clear -- 73.4 37.4 27% NA 71.8 30.06 1017.9
06:45 PM EDT G 20.7 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.05 1017.6
06:35 PM EDT G 27.6 10.00 Clear -- 75.2 % NA NA 30.06 1017.9
06:25 PM EDT G 18.4 10.00 Clear -- 75.2 % NA NA 30.06 1017.9
06:20 PM EDT G 24.2 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.06 1017.9
06:10 PM EDT 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.06 1017.9
06:00 PM EDT SW 9.2 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.06 1017.9
05:45 PM EDT G 20.7 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.07 1018.3
05:35 PM EDT 10.4 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.07 1018.3
05:25 PM EDT 9.2 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.07 1018.3
05:20 PM EDT 10.4 G 16.1 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.07 1018.3
05:15 PM EDT 6.9 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.07 1018.3
05:10 PM EDT 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.08 1018.6
05:05 PM EDT SW 4.6 10.00 Clear -- 77.0 37.4 24% NA 75.6 30.08 1018.6
05:00 PM EDT 8.1 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.08 1018.6
04:50 PM EDT SW 9.2 10.00 NULL -- 75.2 37.4 25% NA 73.6 30.09 1019.0
04:45 PM EDT SW 9.2 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.09 1019.0
04:40 PM EDT SW 12.7 G 18.4 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.09 1019.0
04:30 PM EDT G 19.6 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.09 1019.0
04:25 PM EDT 9.2 10.00 Clear -- 75.2 37.4 25% NA 73.6 30.10 1019.3

Regional Weather Observation

CHARLESTON (KCRW)

Clear
73.4 F

LOGAN CNTY (K6L4)

Clear
69.8 F

HUNTINGTON (KHTS)

Clear
75.2 F

BECKLEY (KBKW)

Clear
66.2 F

ASHLAND (KDWU)

Clear
73.4 F

PINEVILLE (KI16)

Clear
73.2 F
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