Custer, South Dakota Weather Conditions

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National Weather Service:

Areal Flood Advisory View All Alerts

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Current Conditions

  • 54°
  • Partly Cloudy
  • Wind: West 21 mph
  • Humidity: 64%
  • Visibility: 10.0 miles
  • Dew Point: 42°
  • Pressure: 29.56 in. 0

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Next 12 Hours

6  pm
9  pm
12  am
3  am
6  am
Chance of Rain
Chance of Rain
Chance of Rain
Chance of Rain
Mostly Cloudy
Mostly Cloudy
Chance of Rain
Chance of Rain
Chance of Rain
Chance of Rain
52°
48°
43°
43°
43°
Forecast data from the National Digital Forecast Database.

5 Day Forecast

  • Tuesday
  • Thunderstorm
  • High: 57 °
  • Low: 41 °
  • T-Storms
  • Wednesday
  • Chance of Rain
  • High: 54 °
  • Low: 32 °
  • Chance of Rain
  • Thursday
  • Chance of Rain
  • High: 55 °
  • Low: 28 °
  • Chance of Rain
  • Friday
  • Partly Cloudy
  • High: 50 °
  • Low: 37 °
  • Partly Cloudy
  • Saturday
  • Partly Cloudy
  • High: 68 °
  • Low: 45 °
  • Partly Cloudy

Forecast for Custer, South Dakota

Updated: 3:00 PM MDT on September 30, 2014

  • Tuesday

    Overcast with thunderstorms and rain showers. High of 57F. Breezy. Winds from the NW at 15 to 25 mph with gusts to 30 mph. Chance of rain 100% with rainfall amounts near 0.4 in. possible.

  • Tuesday Night

    Partly cloudy with a chance of rain. Low of 41F. Winds from the West at 5 to 15 mph. Chance of rain 20%.

  • Wednesday

    Partly cloudy with a chance of rain. High of 54F. Winds from the NW at 5 to 15 mph. Chance of rain 20%.

  • Wednesday Night

    Overcast in the evening, then partly cloudy. Low of 32F. Winds from the NW at 5 to 10 mph.

  • Thursday

    Clear. High of 55F. Winds from the WNW at 5 to 15 mph. Chance of rain 20%.

  • Thursday Night

    Partly cloudy with a chance of snow. Low of 28F with a windchill as low as 18F. Winds from the NW at 10 to 15 mph.

  • Friday

    Partly cloudy. High of 50F. Breezy. Winds from the WNW at 15 to 20 mph.

  • Friday Night

    Mostly cloudy. Low of 37F. Winds from the WNW at 5 to 10 mph.

  • Saturday

    Partly cloudy. High of 68F. Breezy. Winds from the WNW at 10 to 25 mph.

  • Saturday Night

    Clear. Low of 45F. Breezy. Winds from the NW at 10 to 20 mph.

  • Sunday

    Partly cloudy. High of 64F. Breezy. Winds from the NW at 15 to 25 mph.

  • Sunday Night

    Partly cloudy. Low of 45F. Winds from the WNW at 5 to 15 mph.

  • Monday

    Partly cloudy. High of 66F. Winds from the WSW at 5 to 15 mph.

  • Monday Night

    Clear. Low of 39F. Winds from the WNW at 10 to 15 mph.

  • Tuesday

    Clear. High of 73F. Winds from the WNW at 5 to 10 mph.

  • Tuesday Night

    Partly cloudy. Low of 46F. Winds from the SW at 5 to 10 mph.

  • Wednesday

    Clear. High of 68F. Winds from the NW at 5 to 15 mph.

  • Wednesday Night

    Clear. Low of 41F. Winds less than 5 mph.

  • Thursday

    Clear. High of 50F. Winds less than 5 mph.

  • Thursday Night

    Clear. Fog overnight. Low of 39F. Winds less than 5 mph.

  • Friday

    Partly cloudy. High of 50F. Winds less than 5 mph.

  • Friday Night

    Partly cloudy. Low of 41F. Winds less than 5 mph.

  • Saturday

    Clear. High of 59F. Winds from the NW at 5 to 10 mph.

  • Saturday Night

    Clear. Low of 41F. Winds less than 5 mph.

Severe Weather Alert Descriptions

 Areal Flood Advisory  Statement as of 3:22 PM MDT on September 30, 2014


... Flood Advisory remains in effect for Fall River... Custer...
southwestern Pennington and western Shannon counties until 700 PM
MDT...

At 322 PM MDT... National Weather Service Doppler radar and trained
weather spotters reported rainfall amounts of three to five inches.
Runoff from this excessive rainfall will cause creeks and streams to
run high and minor flooding to occur. Creeks and streams will
continue to recede through early this evening. The heavy rain has
ended across the area... but scattered showers are possible through
Wednesday.

Precautionary/preparedness actions...

Do not drive your vehicle into areas where the water covers the
roadway. The water depth may be too great to allow your car to cross
safely.


Lat... Lon 4299 10405 4414 10406 4413 10272 4369 10278
      4299 10299


Smith




 Record Report  Statement as of 12:32 PM MDT on September 30, 2014


... Record daily maximum rainfall set at Rapid City Airport SD...

a record rainfall of 0.52 inches was set at Rapid City Airport SD today.
This breaks the old record of 0.42 set in 1977.




 Local Storm Report 



09/30/2014 0700 am

11 miles S of Folsom, Custer County.

Heavy rain m2.16 inch, reported by other federal.


            24 hour rainfall




09/30/2014 0700 am

Hermosa, Custer County.

Heavy rain m3.13 inch, reported by cocorahs.


            Storm precipitation total since Sunday night




09/30/2014 0901 am

1 miles E of downtown custelee, Custer County.

Heavy rain m3.00 inch, reported by trained spotter.


            Storm total rainfall




09/30/2014 0700 am

11 miles S of Folsom, Custer County.

Heavy rain m2.16 inch, reported by other federal.


            24 hour rainfall




09/30/2014 0700 am

Hermosa, Custer County.

Heavy rain m3.13 inch, reported by cocorahs.


            Storm precipitation total since Sunday night




09/30/2014 0901 am

1 miles E of downtown custelee, Custer County.

Heavy rain m3.00 inch, reported by trained spotter.


            Storm total rainfall




09/30/2014 0901 am

1 miles E of downtown custe, Custer County.

Heavy rain m3.00 inch, reported by trained spotter.


            Storm total rainfall





09/30/2014 0700 am

Hermosa, Custer County.

Heavy rain m3.13 inch, reported by cocorahs.


            Storm precipitation total since Sunday night




09/30/2014 0700 am

11 miles S of Folsom, Custer County.

Heavy rain m2.16 inch, reported by other federal.


            24 hour rainfall



Personal Weather Stations

Personal Weather Stations [Add your weather station!]

Location: RAWS CUSTER SD US, Custer, SD

Updated: 5:24 PM MDT

Temperature: 51 °F Dew Point: 42 °F Humidity: 70% Wind: West at 11 mph Pressure: - Hourly Precipitation: 0.00 in Windchill: - Graphs

Location: RAWS BAKER PARK SD US, Keystone, SD

Updated: 4:35 PM MDT

Temperature: 57 °F Dew Point: 41 °F Humidity: 56% Wind: West at 11 mph Pressure: - Hourly Precipitation: 0.00 in Windchill: - Graphs

Location: RAWS RED CANYON SD US, Edgemont, SD

Updated: 4:57 PM MDT

Temperature: 59 °F Dew Point: 46 °F Humidity: 61% Wind: WNW at 6 mph Pressure: - Hourly Precipitation: 0.00 in Windchill: - Graphs

Location: RAWS BKF3 PORTABLE SD US, Hill City, SD

Updated: 4:36 PM MDT

Temperature: 46 °F Dew Point: 42 °F Humidity: 85% Wind: West at 6 mph Pressure: - Hourly Precipitation: 0.00 in Windchill: 43 °F Graphs

Location: Mike's Place Black Hills, Hermosa, SD

Updated: 5:43 PM MDT

Temperature: 60.8 °F Dew Point: 44 °F Humidity: 54% Wind: ENE at 1.0 mph Pressure: 29.57 in Hourly Precipitation: 0.00 in Windchill: - Graphs

Location: Prairie Creek, Rapid City, SD

Updated: 5:53 PM MDT

Temperature: 56.6 °F Dew Point: 43 °F Humidity: 60% Wind: SE at 5.0 mph Pressure: 29.57 in Hourly Precipitation: 0.00 in Windchill: - Graphs

Location: Bear Country- Copper Canyon, Rapid City, SD

Updated: 5:40 PM MDT

Temperature: 58.3 °F Dew Point: 44 °F Humidity: 59% Wind: South at 6.3 mph Pressure: 29.43 in Hourly Precipitation: - Windchill: - Graphs

Location: HADS BEAVER CREEK NEAR BUFFALO GAP 2S SD US USGS, Buffalo Gap, SD

Updated: 4:45 PM MDT

Temperature: 66 °F Dew Point: - Humidity: - Wind: Calm Pressure: - Hourly Precipitation: 0.00 in Windchill: - Graphs

MSN Maps of:

Temp: Dew Point: Humidity Wind Pressure Hr Precip -

NWS Forecaster Discussion



AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
254 PM MDT TUE SEP 30 2014

.SHORT TERM...THIS EVENING THROUGH WEDNESDAY NIGHT
ISSUED AT 239 PM MDT TUE SEP 30 2014

20Z SFC ANALYSIS SHOWS THE STACKED LOW PRESSURE SYSTEM LOCATED
OVER NORTH CENTRAL SOUTH DAKOTA MOVING NORTHWARD. BANDS OF RAIN
ROTATING AROUND THE LOW WILL CONTINUE TO DECREASE IN COVERAGE AND
INTENSITY THIS EVENING AS THE LOW CONTINUES TO MOVE AWAY FROM THE
FORECAST AREA. A TIGHT SFC PRESSURE GRADIENT HAS PRODUCED GUSTY
WESTERLY WINDS OVER PARTS OF WEST CENTRAL...SOUTHWESTERN AND SOUTH
CENTRAL SOUTH DAKOTA SO WILL KEEP THE WIND ADVISORY IN EFFECT FOR
THOSE AREAS UNTIL 600 PM MDT. THE WIND WILL DIMINISH QUICKLY THIS
EVENING AS THE SFC PRESS GRADIENT SLACKENS BEHIND THE DEPARTING
LOW. CYCLONIC FLOW AROUND THE UPPER LOW WILL STILL SUPPORT A
CHANCE OF -SHRA OVERNIGHT MAINLY OVER NORTHEASTERN WYOMING AND FAR
WESTERN SOUTH DAKOTA. TEMPERATURES WILL BE NEAR GUIDANCE.

ON WEDNESDAY...A SECONDARY UPPER TROUGH WILL CROSS THE REGION
BRINGING A CHANCE OF SHOWERS. TEMPERATURES WILL BE NEAR GUIDANCE.

&&

.LONG TERM...THURSDAY THROUGH TUESDAY
ISSUED AT 239 PM MDT TUE SEP 30 2014

TROF AXIS CROSSES FORECAST AREA THURSDAY...WITH DRIER 
AIR BEHIND IT. A SMALL WAVE ON THE CYCLONIC NORTHWEST FLOW MAY 
PRODUCE SOME SHOWERS OVER PARTS OF NORTHEASTERN WY THURSDAY 
NIGHT...BUT WAVE IS WEAKER THAN PREVIOUS MODEL RUNS. NO SIGNIFICANT 
CHANCES OF PRECIPITATION ARE IN THE REST OF THE FORECAST. UPPER 
RIDGE BUILDS OVER WESTERN US...WITH MAINLY DRY NORTHWEST FLOW ACROSS 
THE AREA. THE EXTENDED PERIOD WILL ALSO SEE OCCASIONAL BOUTS OF 
GUSTY WINDS...THURSDAY AS A SURFACE HIGH PUSHES INTO THE AREA AND 
AGAIN SATURDAY BEHIND A TROF. TEMPERATURES WILL REMAIN COOL THROUGH 
FRIDAY...THEN PEAK SATURDAY BEFORE COOLING AGAIN NEXT WEEK.

&&

.AVIATION...FOR THE 18Z TAFS THROUGH 18Z WEDNESDAY
ISSUED AT 239 PM MDT TUE SEP 30 2014

STORM SYSTEM OVR NCNTRL SD CONTINUES TO MOVE NEWD...W/ 
SHWRS REMAINING OVER NWRN SD THIS AFTN AND EVEN...THEN DIMINISHING 
OVERNIGHT. MVFR/IFR CIGS WITH THE PRECIP...WHILE CIGS ARE LIFTING 
OVER SWRN SD WHERE DOWNSLOPE WINDS HAVE INCREASED. GUSTY NORTHWEST 
WINDS WL DIMINISH THIS EVEN AND BCM WESTERLY.

&&

.HYDROLOGY...
ISSUED AT 239 PM MDT TUE SEP 30 2014

THE LOW PRESSURE CENTER CURRENTLY LOCATED OVER NORTH CENTRAL SOUTH
DAKOTA WILL CONTINUE TO ACCELERATE OFF TOWARD THE NORTH AND THE BANDS
OF SHOWERS OVER THE FORECAST AREA WILL GRADUALLY DECREASE IN
COVERAGE AN INTENSITY THIS EVENING AS THE LOW MOVES AWAY. A FLOOD
ADVISORY REMAINS IN EFFECT FOR FALL RIVER COUNTY AND PARTS OF
CUSTER...WESTERN PENNINGTON AND FAR WESTERN SHANNON COUNTIES UNTIL
700 PM MDT THIS EVENING. THOSE ARE THE AREAS WHICH RECEIVED THE
MOST RAIN OVER THE PAST COUPLE OF DAYS. SMALL CREEKS AND STREAMS
ARE RUNNING VERY HIGH IN THOSE AREAS. DEBRIS IN THOSE STREAMS CAN
QUICKLY BLOCK CULVERTS WHICH COULD CAUSE MINOR FLOODING.

&&

.UNR WATCHES/WARNINGS/ADVISORIES...
SD...WIND ADVISORY UNTIL 6 PM MDT /7 PM CDT/ THIS EVENING FOR SDZ026-
     027-030>032-041>044-046-047-049-072>074.

WY...NONE.
&&

$$

SHORT TERM...10
LONG TERM...55
AVIATION...55
HYDROLOGY...10






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