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Shaded-relief map of Glencoe, Louisiana: rivers, roads, the city limits and where the water drains.
LOUISIANA · ST. MARY PARISH

Glencoe

132 people, 19 ft above sea level in St. Mary Parish.

19 ftElevation, city center
132People, 2024 estimate
1 sq miLand area
Sunny 63°
Sunny now Dew point 33° · NE 9 mph · high 63°
City of Glencoe River Interstate 2 miles
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The Glencoe 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 Glencoe

NWS forecast and National Blend of Models · updated 12:00 PM CST
RIGHT NOW Acadiana Regional Airport (KARA) · 1:53 PM
Sunny
63° Sunny Feels like 63° · high of 63° near 3 PM
WindNE 9 mphno gusts
Humidity33%falling to 32% this afternoon
Pressure30.15 in →steady
Visibility8 mihazy
CloudsClear
UV index—no forecast
Dew point 33° · Dry52° by Sunday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Rain
Tomorrow, about 7 PMin about 29 hours · 59% chance · showers
LIKELY AMOUNT0–0.5 inmost likely 0.2; 1 in 10 over 0.9
LAST RAINNov. 110.2 in · 3 dry days
ALERTS & OUTLOOKS
No watches or warnings for St. Mary Parish
NWS Lake Charles and the Storm Prediction Center · checked 2:16 PM
SUN & MOON
↑ 6:30 AM5:11 PM ↓
10 h 41 m of daylight, 1 minute less than yesterday
Waxing crescent, 25% lit. Next full moon: Nov. 24.
AIR & POLLEN
41
GOODAir quality index · ozone
Tomorrow: 34, good. 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
clear day
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy day
mostly cloudy day
mostly cloudy day
mostly cloudy night
rain
rain
rain
rain
rain
showers day
showers day
showers night
mostly clear night
mostly clear night
mostly clear night
mostly clear night
mostly sunny
mostly sunny
TEMPERATURE °F
62°
46°
67°
49°
58°
47°
CHANCE OF RAIN
59% · 0.30 in Sunday evening 50%
WIND, MPH
9
6
7
7
9
12
13
14
14
14
15
16
16
16
14
14
13
12
10
10
10
12
12
12
HOW IT FEELS · DEW POINT
Dry: dew points 33° ↑ Humid air returns More humid: 52° by Tuesday

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 72° / 50°
SAT Nov. 14 Sunny Sunny
63° 44°
0% rain — ENE 9 A
SUN Nov. 15 Chance of showers Chance of showers
68° 46°
60% rain up to 0.5″ E 14, gusts 27 B
MON Nov. 16 Chance of showers; cooler Chance of showers; cooler
60° 44°
60% rain up to 0.4″ ENE 14, gusts 28 C
TUE Nov. 17 Mostly sunny; warmer Mostly sunny; warmer
69° 50°
0% rain — ENE 9 C
WED Nov. 18 Mostly sunny Mostly sunny
75° 54°
0% rain — ENE 12 B
THU Nov. 19 Mostly sunny Mostly sunny
77° 55°
10% rain — E 8 B
FRI Nov. 20 Mostly sunny Mostly sunny
78° 56°
0% rain — E 8 B
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 Glencoe about 5,000 feet above the ground was over Georgia three days ago, and over the Florida peninsula a day ago, about 1,150 miles back along its path. It came down from about 15,800 feet up, warming and drying as it sank. Near the ground the air came from the Atlantic off the Carolinas; at 10,000 feet, from the Appalachians. It feels humid. Traced back 72 hours through NOAA’s hourly RAP analyses, nine paths at each of three heights.

THIS WEEK IN 1940 Nov. 15, 1940

The coldest this week has been

22° on Nov. 15, 1940, the coldest reading for this week of the year since 1892. Next is 23° in 1916.

23°
22°
19161940
Source: NOAA RCC-ACIS, the Jeanerette 5 NW record since 1892.
MILE2
THE GROUND

What Glencoe stands on

Glencoe’s center stands about 19 ft above sea level. Within three miles the land runs from 0 ft to 50 ft, a difference of 50 ft: nearly flat ground.

Under the town center the state geologic map shows Natural Levees (silt, clay), from the Holocene, less than 12,000 years old.

The section below crosses 5 rock units mapped at the surface.

Glencoe, cut in half from west to east

A section west to east, 24 miles through the town center
0 ft100 ft GLENCOE19 ftHigh point of the line160 ft ← WFranklin · E →

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

Alluvium

Clay. Age: Holocene, less than 12,000 years old. About 12 mi of the line.

Natural Levees

Silt, clay. Age: Holocene, less than 12,000 years old. About 5 mi of the line.

Delta Plain, Fresh Marsh

Clay. Age: Holocene, less than 12,000 years old. About 2 mi of the line.

Intermediate Terraces

Clay, silt. Age: Pleistocene, less than 2.6 million years old. About 2 mi of the line.

Chenier Plain, Fresh Marsh

Clay, silt. Age: Holocene, less than 12,000 years old. About 0.6 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

Glencoe’s year

1991–2020 normals · records since 1892 · Jeanerette 5 NW, 11 mi north-northwest

Glencoe has a humid subtropical climate. Summer afternoons average 90° in July; winter nights fall to about 42° in January. About 66 inches of rain fall in a normal year.

61°42°65°46°71°52°77°58°83°65°88°72°90°73°90°73°87°69°80°58°70°49°63°44° JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 12 TODAY GLENCOE 65.5 in rain a year
Normal high to low, by month Record high to low, by day Rain by month
July, average90° / 73°high / low, the warmest month
January, average61° / 42°high / low, the coldest month
Rain a year65.5 inwettest months: July and June
Hottest on record105°FAugust 28, 2023
Coldest on record3°FFebruary 13, 1899
Wettest day on record11.6 inOctober 23, 1984
Snowiest day on record12.5 inFebruary 15, 1895
90° days a year66very few reach 100°
Nights at or below 32°14a year, on average
Climate typeHumid subtropicalKöppen Cfa

AROUND THE RING

1Freeze seasonfrom the first fall freeze, about Dec. 4, to the last in spring, about Feb. 9 (median dates)
2Highs of 90° and upJuly 14 to Aug. 26; normal highs reach 90°
NOVEMBER 14 IN THE RECORD

On November 14 Glencoe normally reaches 70° and falls to 49°. The record high is 86°, in 1964; the record low 25°, in 2019. The most rain on this date, 1.80 in, fell in 1961.

MONTH BY MONTH
JanFebMarAprMayJunJulAugSepOctNovDec
Normal high61°65°71°77°83°88°90°90°87°80°70°63°
Normal low42°46°52°58°65°72°73°73°69°58°49°44°
Rain, inches5.124.003.864.815.067.467.857.286.564.614.104.74
Record high89° (1894)85° (2018)90° (1946)93° (1987)98° (1916)104° (1897)104° (1915)105° (2023)101° (2000)98° (1921)93° (1961)89° (1901)
Record low7° (2025)3° (1899)21° (1980)30° (1914)42° (2013)52° (1984)58° (1967)57° (2004)40° (1967)29° (1898)22° (1940)10° (1989)

Normals 1991–2020 and records since 1892 at Jeanerette 5 NW, 11 miles north-northwest. NOAA, through RCC-ACIS.

MILE7
ON THE NETWORK

Around Glencoe on the Forecast Network

Neighboring plates

New Iberia LA · 16 MI 16 miles northwest Lafayette LA · 35 MI 35 miles northwest Baton Rouge LA · 54 MI 54 miles northeast Metairie LA · 90 MI 90 miles east New Orleans LA · 105 MI 105 miles east Beaumont TX · 150 MI 150 miles west
FORECASTCITY
Map of Glencoe, Louisiana. Explore the plate
LOUISIANA · ST. MARY

Glencoe

132 people, 19 ft above sea level in St. Mary Parish.

19 ftElevation
132People
1 sq miLand
Sunny 63°
SunnyDew point 33°
1

Today in Glencoe

NEXT 15 HOURS
Now clear day 62° 0%
5p mostly clear night 57° 0%
8p partly cloudy night 50° 0%
11p partly cloudy night 48° 0%
2a partly cloudy night 47° 0%
5a partly cloudy night 47° 1%
Rain
NEXT RAINTomorrow about 7 PM · 59%
→
Sat0%
Sunny Sunny
44
63
A
Sun60%
Chance of showers Chance of showers
46
68
B
Mon60%
Chance of showers; cooler Chance of showers; cooler
44
60
C
Tue0%
Mostly sunny; warmer Mostly sunny; warmer
50
69
C
Wed0%
Mostly sunny Mostly sunny
54
75
B
Thu10%
Mostly sunny Mostly sunny
55
77
B
Fri0%
Mostly sunny Mostly sunny
56
78
B
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
THIS WEEK IN 1940 · NOV. 15, 1940

22°, the coldest this week of the year has been since 1892.

2

What Glencoe stands on

Glencoe’s center stands about 19 ft above sea level. Within three miles the land runs from 0 ft to 50 ft, a difference of 50 ft: nearly flat ground.

Glencoe, west to east Glencoe19 ftHigh point160 ft ← WE → 24 miles through the town center; vertical exaggeration about 122×. Colors: rock at the surface.
Elevation, center19 ft
Within 3 miles0 to 50 ft
Lie of the landNearly flat (50 ft of relief)
Rock at the surfaceNatural Levees
Its ageHolocene, less than 12,000 years old
5

Glencoe’s year

Glencoe has a humid subtropical climate. Summer afternoons average 90° in July; winter nights fall to about 42° in January. About 66 inches of rain fall in a normal year.

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 12 65.5 in
July, average90° / 73° · high / low, the warmest month
January, average61° / 42° · high / low, the coldest month
Rain a year65.5 in · wettest months: July and June
Hottest on record105°F · August 28, 2023
Coldest on record3°F · February 13, 1899
Wettest day on record11.6 in · October 23, 1984
Snowiest day on record12.5 in · February 15, 1895
90° days a year66 · very few reach 100°
Nights at or below 32°14 · a year, on average
Climate typeHumid subtropical · Köppen Cfa
1Freeze season · from the first fall freeze, about Dec. 4, to the last in spring, about Feb. 9 (median dates)
2Highs of 90° and up · July 14 to Aug. 26; normal highs reach 90°
NOVEMBER 14 IN THE RECORD

On November 14 Glencoe normally reaches 70° and falls to 49°. The record high is 86°, in 1964; the record low 25°, in 2019. The most rain on this date, 1.80 in, fell in 1961.

Normals 1991–2020 and records since 1892 at Jeanerette 5 NW, 11 miles north-northwest. NOAA, through RCC-ACIS.