Spearfish, SD

4:42 PM MDT on July 27, 2017 (GMT -0600)
Black Hills-Ice | | Change Station
Active Advisory: Special Statement

Elev 3930 ft 44.48 °N, 103.78 °W | Updated 7 minutes ago

Thunderstorm
Thunderstorm
64 °F
Feels Like 64 °F
N
20
Wind Variable Wind from ESE
Gusts 29 mph

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 30.11 in
Visibility 2.5 miles
Clouds Few 200 ft
Scattered Clouds 1900 ft
Mostly Cloudy 6000 ft
Dew Point 61 °F
Humidity 88%
Rainfall 0.00 in
Snow Depth Not available.
5:36 AM 8:25 PM
Waxing Crescent, 24% visible
METAR KSPF 272235Z AUTO 12017G25KT 2 1/2SM VCTS RA FEW002 SCT019 BKN060 18/16 A3011 RMK AO2 LTG DSNT ALQDS
Pressure 30.11 in
Visibility 2.5 miles
Clouds Few 200 ft
Scattered Clouds 1900 ft
Mostly Cloudy 6000 ft
Dew Point 61 °F
Humidity 88%
Rainfall 0.00 in
Snow Depth Not available.
5:36 AM 8:25 PM
Waxing Crescent, 24% visible
METAR KSPF 272235Z AUTO 12017G25KT 2 1/2SM VCTS RA FEW002 SCT019 BKN060 18/16 A3011 RMK AO2 LTG DSNT ALQDS

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10-Day Weather Forecast

Almanac

Astronomy

Jul. 27, 2017 Rise Set
Actual Time
Civil Twilight
Nautical Twilight
Astronomical Twilight
Moon
Length of Visible Light
Length of Day
Tomorrow will be .
, % of the Moon is Illuminated

Today's Extremes

State Highs State Lows

Community

WunderPhotos

Category 6

Welcome to Category 6. This is the collective home for Weather Underground's featured writeups by Dr. Jeff Masters (right), Bob Henson (left), Chris Burt, and other regular contributors.

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Not available.

Snow Depth

Station Depth Elevation

Earthquake Activity

City Distance Mag. Time & Date
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature

Stations

Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Special Statement
Issued: 4:27 PM MDT Jul. 27, 2017 – National Weather Service

... Significant weather advisory for southern Lawrence and west
Central Pennington counties until 500 PM MDT...

At 426 PM MDT, Doppler radar was tracking a strong thunderstorm over
Cheyenne Crossing, or 7 miles southwest of lead, moving southeast at
25 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
lead, Deadwood, Central City, Cheyenne Crossing, Galena, Brownsville,
Black Fox campground, Terry Peak, and southeastern Spearfish Canyon.

Precautionary/preparedness actions...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.


Lat... Lon 4425 10400 4441 10389 4437 10356 4406 10377
time... Mot... loc 2226z 299deg 20kt 4427 10385


Eagan

427 PM MDT Thu Jul 27 2017

... Significant weather advisory for southern Lawrence and west
Central Pennington counties until 500 PM MDT...

At 426 PM MDT, Doppler radar was tracking a strong thunderstorm over
Cheyenne Crossing, or 7 miles southwest of lead, moving southeast at
25 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
lead, Deadwood, Central City, Cheyenne Crossing, Galena, Brownsville,
Black Fox campground, Terry Peak, and southeastern Spearfish Canyon.

Precautionary/preparedness actions...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.


Lat... Lon 4425 10400 4441 10389 4437 10356 4406 10377
time... Mot... loc 2226z 299deg 20kt 4427 10385


Eagan