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Shaded-relief map of Colome, South Dakota: rivers, roads, the city limits and where the water drains.
SOUTH DAKOTA · TRIPP COUNTY

Colome

337 people, 2,300 ft above sea level in Tripp County.

2,300 ftElevation, city center
337People, 2024 estimate
0 sq miLand area
Sunny 48°
Sunny now Dew point 29° · SSE 22 mph · high 47°
City of Colome River Interstate 2 miles
Explore the plate Order a print

The Colome plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.

MILE1
TODAY

Today in Colome

NWS forecast and National Blend of Models · updated 12:00 PM CST
RIGHT NOW Bob Wiley Field Airport (KICR) · 12:53 PM
Sunny
48° Sunny Feels like 41° · high of 47° near 3 PM
WindSSE 22 mphgusts 29
Humidity47%falling to 58% this afternoon
Pressure30.02 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 29° · Dry43° by Tuesday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Showers
Friday70% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINNov. 30.03 in · 11 dry days
ALERTS & OUTLOOKS
No watches or warnings for Tripp County
NWS Rapid City and the Storm Prediction Center · checked 1:47 PM
SUN & MOON
↑ 7:30 AM5:16 PM ↓
9 h 45 m of daylight, 2 minutes less than yesterday
Waxing crescent, 25% lit. Next full moon: Nov. 24.
AIR & POLLEN
—
Air quality index ·
No pollen source yet.

The next three days, hour by hour

Sky: clear, cloudy, night Rain likely National Blend of Models
SATURDAY, NOV. 14
SUNDAY, NOV. 15
MONDAY, NOV. 16
TUESDAY, NOV. 17
1p
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1a
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7a
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partly cloudy day
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
mostly sunny
windy
windy
clear night
mostly clear night
mostly clear night
mostly clear night
mostly clear night
mostly sunny
mostly sunny
mostly sunny
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
windy
windy
TEMPERATURE °F
45°
38°
54°
42°
58°
43°
CHANCE OF RAIN
50%
WIND, MPH
20
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HOW IT FEELS · DEW POINT
Dry: dew points 29 to 43° More humid: 43° by Tuesday

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 50° / 27°
SAT Nov. 14 Partly cloudy Partly cloudy
47° 36°
0% rain — SSE 20, gusts 35 A
SUN Nov. 15 Sunny; warmer Sunny; warmer
57° 40°
0% rain — S 21, gusts 38 B
MON Nov. 16 Mostly sunny Mostly sunny
61° 42°
0% rain — SSW 19, gusts 36 C
TUE Nov. 17 Partly cloudy Partly cloudy
57° 42°
0% rain — S 20, gusts 39 B
WED Nov. 18 Partly cloudy Partly cloudy
57° 35°
20% rain — WNW 10 C
THU Nov. 19 Partly cloudy Partly cloudy
50° 36°
10% rain — ESE 7 C
FRI Nov. 20 Showers likely Showers likely
53° 36°
70% rain 0.04–1.4″ SE 12 C
How sure are we? AModels agree: highs within 4° BSome spread: within 8° CWide spread: check back
Range from the National Blend of Models percentiles · graded on Forecast Scores
AIR MAIL

Where today’s air came from

The air arriving over Colome about 5,000 feet above the ground was over the central Plains three days ago, and over the southern Rockies a day ago, about 780 miles back along its path. The nine paths traced from around the city fan out, so treat that as a best guess. It rose from near the ground on the way. Near the ground the air came from the Canadian Prairies; at 10,000 feet, from the Pacific off the Northwest. Traced back 72 hours through NOAA’s hourly RAP analyses, nine paths at each of three heights.

THIS WEEK IN 1953 Nov. 14, 1953

The hottest this week has been

84° on Nov. 14, 1953, the hottest reading for this week of the year since 1910. Next is 81° in 2025.

81°
84°
20251953
Source: NOAA RCC-ACIS, the Winner record since 1910.
MILE2
THE GROUND

What Colome stands on

Colome’s center stands about 2,300 ft above sea level. Within three miles the land runs from 2,180 ft to 2,340 ft, a difference of 160 ft: gently rolling country.

Under the town center the state geologic map shows Eolian Deposits (silt, sand), from the Quaternary, less than 2.6 million years old.

The section below crosses 4 rock units mapped at the surface.

Colome, cut in half from southwest to northeast

A section southwest to northeast, 24 miles through the town center
1,800 ft2,000 ft2,200 ft2,400 ft COLOME2,300 ftHigh point of the line2,410 ftLow point1,850 ft ← SWNE →

Heights every 0.1 mile from the Copernicus GLO-90 surface model; vertical exaggeration about 34×. The colored band under the surface is the rock the state geologic map shows at the surface, not a picture of what lies beneath.

Rock at the surface along the line

Ogallala Group

Sandstone, limestone, siltstone. Age: Miocene to Pliocene, 2.6 to 23 million years old. About 10 mi of the line.

Pierre Shale

Shale, bentonite. Age: Late Cretaceous, 66 to 100 million years old. About 9 mi of the line.

Eolian Deposits

Silt, sand. Age: Quaternary, less than 2.6 million years old. About 4 mi of the line.

Alluvium

Coarse-detrital, fine-detrital. Age: Quaternary, less than 2.6 million years old. About 1 mi of the line.

From the USGS State Geologic Map Compilation (Horton and others, 2017), the states’ geologic maps joined at a common scale.

Heights from Copernicus GLO-90 (a surface model: it includes buildings and tree canopy); summits from USGS GNIS; rivers from USGS NHDPlus HR; rock from the USGS State Geologic Map Compilation.

MILE3
THE WATER

Where Colome’s rain goes

A raindrop that lands in Colome reaches the Gulf of America by way of Ponca Creek, the Missouri and the Mississippi: about 2,150 river miles.

THE WAY DOWN, TO SCALE
Colome≈ 2,150 mi · the Gulf of America
FROM THE CENTER OF COLOME ≈ 2,150 mi to the Gulf of America Ponca Creek → Missouri → Mississippi

Lake on the way: Lewis and Clark Lake.

1,170 miles of the trip are on the Mississippi.

Traced down the USGS NHDPlus V2.1 river network from the Census center point of Colome; river miles along the main stem, rounded.

MILE5
THE ALMANAC

Colome’s year

1991–2020 normals · records since 1910 · Winner, 10 mi northwest

Colome has a hot-summer humid continental climate. Summer afternoons average 89° in July; winter nights fall to about 12° in January. A normal year brings about 49 inches of snow; with the rain, that comes to about 23 inches of water.

35°12°39°15°50°24°61°35°71°47°82°57°89°63°87°61°80°52°65°38°49°26°37°16° JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 1234 TODAY COLOME 23.2 in rain and snowmelt
Normal high to low, by month Record high to low, by day Rain by month Freezing
July, average89° / 63°high / low, the warmest month
January, average35° / 12°high / low, the coldest month
Rain and melted snow23.2 inwettest months: June and May
Snow a year49.1 insnowiest: December
Hottest on record115°FJuly 21, 1934
Coldest on record−38°FFebruary 6, 1936
Wettest day on record5.00 inJune 12, 1977
Snowiest day on record28.0 inApril 18, 1995
90° days a year40about 7 of them 100° or more
Nights at or below 32°149and 44 days that stay below freezing
Climate typeHot-summer humid continentalKöppen Dfa

AROUND THE RING

1Freeze seasonfrom the first fall freeze, about Oct. 10, to the last in spring, about May 4 (median dates)
2Highs of 90° and upJuly 11 to Aug. 4; normal highs reach 90°
3Lows below freezingOct. 29 to April 9; normal lows fall below 32°
4Wettest stretchApril through June: 10.4 of the year’s 23.2 inches
NOVEMBER 14 IN THE RECORD

On November 14 Colome normally reaches 50° and falls to 26°. The record high is 84°, in 1953; the record low −13°, in 1940. The most rain on this date, 0.24 in, fell in 1997.

MONTH BY MONTH
JanFebMarAprMayJunJulAugSepOctNovDec
Normal high35°39°50°61°71°82°89°87°80°65°49°37°
Normal low12°15°24°35°47°57°63°61°52°38°26°16°
Rain and melt, in0.540.641.122.813.633.922.622.422.151.820.810.69
Snow, inches7.26.98.39.20.00.00.00.00.01.96.09.6
Record high73° (1981)78° (2016)91° (1910)99° (1980)106° (1934)110° (1937)115° (1934)112° (2012)108° (1931)97° (1947)89° (2016)76° (1939)
Record low−28° (2018)−38° (1936)−19° (1943)1° (1936)17° (1931)30° (1946)40° (1972)34° (1935)20° (1935)−2° (1925)−13° (1940)−29° (1989)

Normals 1991–2020 and records since 1910 at Winner, 10 miles northwest, 280 ft lower. NOAA, through RCC-ACIS.

MILE7
ON THE NETWORK

Around Colome on the Forecast Network

Neighboring plates

Sioux Falls SD · 151 MI 151 miles east Grand Island NE · 176 MI 176 miles southeast Sioux City IA · 177 MI 177 miles east Rapid City SD · 184 MI 184 miles west
FORECASTCITY
Map of Colome, South Dakota. Explore the plate
SOUTH DAKOTA · TRIPP

Colome

337 people, 2,300 ft above sea level in Tripp County.

2,300 ftElevation
337People
0 sq miLand
Sunny 48°
SunnyDew point 29°
1

Today in Colome

NEXT 15 HOURS
Now windy 45° 0%
4p partly cloudy day 46° 0%
7p partly cloudy night 43° 0%
10p partly cloudy night 40° 0%
1a partly cloudy night 38° 0%
4a partly cloudy night 38° 0%
Showers
NEXT RAINFriday · 70%
→
Sat0%
Partly cloudy Partly cloudy
36
47
A
Sun0%
Sunny; warmer Sunny; warmer
40
57
B
Mon0%
Mostly sunny Mostly sunny
42
61
C
Tue0%
Partly cloudy Partly cloudy
42
57
B
Wed20%
Partly cloudy Partly cloudy
35
57
C
Thu10%
Partly cloudy Partly cloudy
36
50
C
Fri70%
Showers likely Showers likely
36
53
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
THIS WEEK IN 1953 · NOV. 14, 1953

84°, the hottest this week of the year has been since 1910.

2

What Colome stands on

Colome’s center stands about 2,300 ft above sea level. Within three miles the land runs from 2,180 ft to 2,340 ft, a difference of 160 ft: gently rolling country.

Colome, southwest to northeast Colome2,300 ft ← SWNE → 24 miles through the town center; vertical exaggeration about 65×. Colors: rock at the surface.
Elevation, center2,300 ft
Within 3 miles2,180 to 2,340 ft
Lie of the landGently rolling (160 ft of relief)
Rock at the surfaceEolian Deposits
Its ageQuaternary, less than 2.6 million years old
5

Colome’s year

Colome has a hot-summer humid continental climate. Summer afternoons average 89° in July; winter nights fall to about 12° in January. A normal year brings about 49 inches of snow; with the rain, that comes to about 23 inches of water.

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 1234 23.2 in
July, average89° / 63° · high / low, the warmest month
January, average35° / 12° · high / low, the coldest month
Rain and melted snow23.2 in · wettest months: June and May
Snow a year49.1 in · snowiest: December
Hottest on record115°F · July 21, 1934
Coldest on record−38°F · February 6, 1936
Wettest day on record5.00 in · June 12, 1977
Snowiest day on record28.0 in · April 18, 1995
90° days a year40 · about 7 of them 100° or more
Nights at or below 32°149 · and 44 days that stay below freezing
Climate typeHot-summer humid continental · Köppen Dfa
1Freeze season · from the first fall freeze, about Oct. 10, to the last in spring, about May 4 (median dates)
2Highs of 90° and up · July 11 to Aug. 4; normal highs reach 90°
3Lows below freezing · Oct. 29 to April 9; normal lows fall below 32°
4Wettest stretch · April through June: 10.4 of the year’s 23.2 inches
NOVEMBER 14 IN THE RECORD

On November 14 Colome normally reaches 50° and falls to 26°. The record high is 84°, in 1953; the record low −13°, in 1940. The most rain on this date, 0.24 in, fell in 1997.

Normals 1991–2020 and records since 1910 at Winner, 10 miles northwest, 280 ft lower. NOAA, through RCC-ACIS.
3

Where the rain goes

≈ 2,150 mito the Gulf of AmericaPonca Creek → Missouri → Mississippi

A raindrop that lands in Colome reaches the Gulf of America by way of Ponca Creek, the Missouri and the Mississippi: about 2,150 river miles.

Lake on the way: Lewis and Clark Lake.

1,170 miles of the trip are on the Mississippi.