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

Webster

1,666 people, 1,840 ft above sea level in Day County.

1,840 ftElevation, city center
1,666People, 2024 estimate
2 sq miLand area
Sunny 46°
Sunny now Dew point 27° · SE 17 mph · high 39°
City of Webster River Interstate 2 miles
Explore the plate Order a print

The Webster 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 Webster

NWS forecast and National Blend of Models · updated 12:00 PM CST
RIGHT NOW MILBANK (K1D1) · 1:50 PM
Sunny
46° Sunny Feels like 39° · high of 39° near 2 PM
WindSE 17 mphno gusts
Humidity46%falling to 59% this afternoon
Pressure30.19 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 27° · Dry44° by Monday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Rain
Friday70% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINNov. 50.38 in · 9 dry days
ALERTS & OUTLOOKS
No watches or warnings for Day County
NWS Aberdeen and the Storm Prediction Center · checked 2:17 PM
SUN & MOON
↑ 7:27 AM5:01 PM ↓
9 h 34 m of daylight, 2 minutes less than yesterday
Waxing crescent, 25% lit. Next full moon: Nov. 24.
AIR & POLLEN
56
MODERATEAir quality index · coarse particles
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
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
mostly sunny
mostly clear night
partly cloudy night
partly cloudy night
mostly clear night
mostly clear night
mostly sunny
mostly sunny
clear day
clear night
clear night
mostly clear night
windy
windy
windy
windy
mostly sunny
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
mostly cloudy night
partly cloudy day
windy
TEMPERATURE °F
39°
33°
47°
40°
51°
42°
CHANCE OF RAIN
50%
WIND, MPH
14
10
13
13
14
14
15
17
17
16
18
20
21
21
21
21
17
14
17
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17
17
20
21
HOW IT FEELS · DEW POINT
Dry: dew points 26 to 28° ↑ Humid air returns More humid: 44° by Tuesday

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 40° / 21°
SAT Nov. 14 Mostly sunny Mostly sunny
39° 32°
0% rain — SSE 14 A
SUN Nov. 15 Mostly sunny; warmer Mostly sunny; warmer
49° 39°
0% rain — S 16, gusts 31 B
MON Nov. 16 Mostly sunny Mostly sunny
52° 41°
0% rain — SSW 20, gusts 35 B
TUE Nov. 17 Partly cloudy Partly cloudy
51° 43°
0% rain — S 16, gusts 30 B
WED Nov. 18 Mostly cloudy Mostly cloudy
52° 38°
20% rain — SW 8 C
THU Nov. 19 Partly cloudy; cooler Partly cloudy; cooler
43° 35°
10% rain — NNW 6 C
FRI Nov. 20 Showers likely Showers likely
45° 37°
70% rain 0.04–0.9″ E 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 Webster about 5,000 feet above the ground was over the northern Rockies three days ago, and over the central Plains a day ago, about 850 miles back along its path. It rose from near the ground on the way. Near the ground the air came from British Columbia; at 10,000 feet, from the Pacific north of Hawaii. It has stayed over land, which is why it feels dry. Traced back 72 hours through NOAA’s hourly RAP analyses and the GFS beyond them, nine paths at each of three heights.

THIS WEEK IN 1953 Nov. 14, 1953

The hottest this week has been

70° on Nov. 14, 1953, the hottest reading for this week of the year since 1893. Next is 70° in 2001.

70°
70°
20011953
Source: NOAA RCC-ACIS, the Webster record since 1893.
MILE2
THE GROUND

What Webster stands on

Webster’s center stands about 1,840 ft above sea level. Within three miles the land runs from 1,800 ft to 1,880 ft, a difference of 80 ft: gently rolling country.

Under the town center the state geologic map shows Pierre Shale (shale, bentonite), from the Late Cretaceous, 66 to 100 million years old.

Webster, cut in half from northwest to southeast

A section northwest to southeast, 24 miles through the town center
1,800 ft WEBSTER1,840 ftLow point1,740 ftHigh point of the line1,880 ft ← NWSE →

Heights every 0.1 mile from the Copernicus GLO-90 surface model; vertical exaggeration about 64×. 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

Pierre Shale

Shale, bentonite. Age: Late Cretaceous, 66 to 100 million years old. About 24 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.

MILE5
THE ALMANAC

Webster’s year

1991–2020 normals · records since 1893 · Webster

Webster has a warm-summer humid continental climate. Summer afternoons average 81° in July; winter nights fall to about 2° in January. A normal year brings about 43 inches of snow; with the rain, that comes to about 26 inches of water.

20°2°25°6°38°19°53°32°66°45°76°56°81°61°79°59°71°50°55°36°39°21°25°9° JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 1234 TODAY WEBSTER 26.1 in rain and snowmelt
Normal high to low, by month Record high to low, by day Rain by month Freezing
July, average81° / 61°high / low, the warmest month
January, average20° / 2°high / low, the coldest month
Rain and melted snow26.1 inwettest months: July and June
Snow a year42.8 insnowiest: January
Hottest on record108°FJuly 26, 1894
Coldest on record−43°FFebruary 1, 1895
Wettest day on record4.72 inJuly 8, 2026
Snowiest day on record20.0 inJanuary 4, 1997
90° days a year7very few reach 100°
Nights at or below 32°167and 89 days that stay below freezing
Climate typeWarm-summer humid continentalKöppen Dfb

AROUND THE RING

1Freeze seasonfrom the first fall freeze, about Oct. 8, to the last in spring, about May 8 (median dates)
2Highs below freezingNov. 28 to March 4; normal highs stay below 32°
3Lows below freezingOct. 23 to April 17; normal lows fall below 32°
4Wettest stretchMay through July: 11.4 of the year’s 26.1 inches
NOVEMBER 14 IN THE RECORD

On November 14 Webster normally reaches 40° and falls to 22°. The record high is 70°, in 1953; the record low −10°, in 1959. The most rain on this date, 0.22 in, fell in 2006.

MONTH BY MONTH
JanFebMarAprMayJunJulAugSepOctNovDec
Normal high20°25°38°53°66°76°81°79°71°55°39°25°
Normal low2°6°19°32°45°56°61°59°50°36°21°9°
Rain and melt, in0.840.751.112.223.393.974.022.972.562.470.711.06
Snow, inches9.67.95.15.00.00.00.00.00.01.46.07.8
Record high64° (1981)64° (1958)81° (2012)96° (1980)97° (1894)105° (1988)108° (1894)104° (1965)104° (1895)91° (2026)80° (1893)63° (1894)
Record low−36° (1972)−43° (1895)−32° (1896)−6° (1975)18° (1967)23° (1897)36° (1895)26° (1895)17° (1974)−1° (1895)−29° (1896)−34° (1967)

Normals 1991–2020 and records since 1893 at Webster, here. NOAA, through RCC-ACIS.

MILE7
ON THE NETWORK

Around Webster on the Forecast Network

Neighboring plates

Watertown SD · 34 MI 34 miles southeast Fargo ND · 111 MI 111 miles north Sioux Falls SD · 130 MI 130 miles south Bismarck ND · 186 MI 186 miles northwest Plymouth MN · 199 MI 199 miles east
FORECASTCITY
Map of Webster, South Dakota. Explore the plate
SOUTH DAKOTA · DAY

Webster

1,666 people, 1,840 ft above sea level in Day County.

1,840 ftElevation
1,666People
2 sq miLand
Sunny 46°
SunnyDew point 27°
1

Today in Webster

NEXT 15 HOURS
Now mostly sunny 39° 0%
5p clear night 34° 0%
8p partly cloudy night 33° 0%
11p mostly clear night 34° 0%
2a mostly clear night 34° 0%
5a mostly clear night 33° 0%
Rain
NEXT RAINFriday · 70%
→
Sat0%
Mostly sunny Mostly sunny
32
39
A
Sun0%
Mostly sunny; warmer Mostly sunny; warmer
39
49
B
Mon0%
Mostly sunny Mostly sunny
41
52
B
Tue0%
Partly cloudy Partly cloudy
43
51
B
Wed20%
Mostly cloudy Mostly cloudy
38
52
C
Thu10%
Partly cloudy; cooler Partly cloudy; cooler
35
43
C
Fri70%
Showers likely Showers likely
37
45
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

70°, the hottest this week of the year has been since 1893.

2

What Webster stands on

Webster’s center stands about 1,840 ft above sea level. Within three miles the land runs from 1,800 ft to 1,880 ft, a difference of 80 ft: gently rolling country.

Webster, northwest to southeast Webster1,840 ftHigh point1,880 ft ← NWSE → 24 miles through the town center; vertical exaggeration about 122×. Colors: rock at the surface.
Elevation, center1,840 ft
Within 3 miles1,800 to 1,880 ft
Lie of the landGently rolling (80 ft of relief)
Rock at the surfacePierre Shale
Its ageLate Cretaceous, 66 to 100 million years old
5

Webster’s year

Webster has a warm-summer humid continental climate. Summer afternoons average 81° in July; winter nights fall to about 2° in January. A normal year brings about 43 inches of snow; with the rain, that comes to about 26 inches of water.

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 1234 26.1 in
July, average81° / 61° · high / low, the warmest month
January, average20° / 2° · high / low, the coldest month
Rain and melted snow26.1 in · wettest months: July and June
Snow a year42.8 in · snowiest: January
Hottest on record108°F · July 26, 1894
Coldest on record−43°F · February 1, 1895
Wettest day on record4.72 in · July 8, 2026
Snowiest day on record20.0 in · January 4, 1997
90° days a year7 · very few reach 100°
Nights at or below 32°167 · and 89 days that stay below freezing
Climate typeWarm-summer humid continental · Köppen Dfb
1Freeze season · from the first fall freeze, about Oct. 8, to the last in spring, about May 8 (median dates)
2Highs below freezing · Nov. 28 to March 4; normal highs stay below 32°
3Lows below freezing · Oct. 23 to April 17; normal lows fall below 32°
4Wettest stretch · May through July: 11.4 of the year’s 26.1 inches
NOVEMBER 14 IN THE RECORD

On November 14 Webster normally reaches 40° and falls to 22°. The record high is 70°, in 1953; the record low −10°, in 1959. The most rain on this date, 0.22 in, fell in 2006.

Normals 1991–2020 and records since 1893 at Webster, here. NOAA, through RCC-ACIS.