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Shaded-relief map of Basco, Illinois: rivers, roads, the city limits and where the water drains.
ILLINOIS · HANCOCK COUNTY

Basco

77 people, 640 ft above sea level in Hancock County.

640 ftElevation, city center
77People, 2024 estimate
0 sq miLand area
Sunny 45°
Sunny now Dew point 27° · ESE 5 mph · high 46°
City of Basco River Interstate 2 miles
Explore the plate Order a print

The Basco 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 Basco

NWS forecast and National Blend of Models · updated 11:00 AM CST
RIGHT NOW Keokuk Municipal Airport (KEOK) · 12:35 PM
Sunny
45° Sunny Feels like 42° · high of 46° near 2 PM
WindESE 5 mphno gusts
Humidity49%falling to 51% this afternoon
Pressure30.31 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 27° · Dry39° by Tuesday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Showers
Friday30% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINNov. 60.07 in · 8 dry days
ALERTS & OUTLOOKS
No watches or warnings for Hancock County
NWS Quad Cities and the Storm Prediction Center · checked 12:45 PM
SUN & MOON
↑ 6:49 AM4:49 PM ↓
9 h 59 m of daylight, 2 minutes less than yesterday
Waxing crescent, 24% lit. Next full moon: Nov. 24.
AIR & POLLEN
28
GOODAir quality index · ozone
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
Noon
3p
6p
9p
Mid
3a
6a
9a
Noon
3p
6p
9p
Mid
3a
6a
9a
Noon
3p
6p
9p
Mid
3a
6a
9a
clear day
clear day
clear night
clear night
mostly clear night
partly cloudy night
partly cloudy day
partly cloudy day
mostly sunny
mostly sunny
mostly clear night
mostly clear night
mostly clear night
mostly clear night
mostly sunny
clear day
clear day
mostly sunny
clear night
clear night
clear night
mostly clear night
clear day
clear day
TEMPERATURE °F
44°
29°
49°
30°
53°
35°
CHANCE OF RAIN
50%
WIND, MPH
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
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HOW IT FEELS · DEW POINT
Dry: dew points 28 to 39°

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 80° / 62°
SAT Nov. 14 Sunny Sunny
46° 28°
0% rain — W 0 A
SUN Nov. 15 Partly cloudy Partly cloudy
51° 29°
0% rain — E 0 A
MON Nov. 16 Sunny Sunny
55° 33°
0% rain — SSW 4 A
TUE Nov. 17 Sunny Sunny
57° 38°
0% rain — SSE 7 A
WED Nov. 18 Partly cloudy Partly cloudy
60° 48°
10% rain — S 12 B
THU Nov. 19 Partly cloudy Partly cloudy
63° 47°
20% rain — WSW 3 C
FRI Nov. 20 Chance of showers Chance of showers
64° 52°
30% rain up to 0.1″ SSE 8 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 Basco about 5,000 feet above the ground was over the open Pacific three days ago, and over the central Plains a day ago, about 2,780 miles back along its path. It came down from about 13,100 feet up, warming and drying as it sank. Near the ground the air came from the Canadian Prairies; at 10,000 feet, from British Columbia. Traced back 72 hours through NOAA’s hourly RAP analyses and the GFS beyond them, nine paths at each of three heights.

THIS WEEK, FOUR YEARS AGO Nov. 11, 2022

The hottest this week has been

80° on Nov. 11, 2022, the hottest reading for this week of the year since 1948. Next is 78° in 1999.

78°
80°
19992022
Source: NOAA RCC-ACIS, the Bentley record since 1948.
MILE2
THE GROUND

What Basco stands on

Basco’s center stands about 640 ft above sea level. Within three miles the land runs from 580 ft to 680 ft, a difference of 100 ft: gently rolling country.

Under the town center the state geologic map shows Warsaw Formation and Salem Limestone, from the Middle Mississippian, 331 to 347 million years old.

The section below crosses 3 rock units mapped at the surface.

Basco, cut in half from west to east

A section west to east, 24 miles through the town center
600 ft700 ft BASCO640 ftHigh point of the line750 ftBear Creekabout 580 ftLow point530 ft ← W · WarsawE →

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

St. Louis Limestone

Limestone. Age: Middle Mississippian, 331 to 347 million years old. About 13 mi of the line.

Warsaw Formation and Salem Limestone

Limestone. Age: Middle Mississippian, 331 to 347 million years old. About 10 mi of the line.

Meppen Limestone, Fern Glen Formation, and Burlington-Keokuk Limestone

Limestone. Age: Early Mississippian to Middle Mississippian, 331 to 359 million years old. About 2 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 Basco’s rain goes

A raindrop that lands in Basco reaches the Gulf of America by way of Bear Creek and the Mississippi: about 1,350 river miles.

THE WAY DOWN, TO SCALE
Basco≈ 1,350 mi · the Gulf of America
FROM THE CENTER OF BASCO ≈ 1,350 mi to the Gulf of America Bear Creek → Mississippi

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

MILE5
THE ALMANAC

Basco’s year

1991–2020 normals · records since 1948 · Bentley, 5 mi east-northeast

Basco has a hot-summer humid continental climate. Summer afternoons average 86° in July; winter nights fall to about 18° in January. A normal year brings about 23 inches of snow; with the rain, that comes to about 40 inches of water.

34°18°39°22°51°32°63°42°74°53°83°63°86°67°85°64°79°55°66°44°51°33°39°24° JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 123 TODAY BASCO 40.1 in rain and snowmelt
Normal high to low, by month Rain by month Freezing
July, average86° / 67°high / low, the warmest month
January, average34° / 18°high / low, the coldest month
Rain and melted snow40.1 inwettest months: May and June
Snow a year23.1 insnowiest: January
Hottest on record105°FJuly 25, 2005
Coldest on record−22°FJanuary 5, 1999
Wettest day on record5.32 inAugust 23, 2001
Snowiest day on record17.0 inFebruary 2, 2011
90° days a year30very few reach 100°
Nights at or below 32°125and 33 days that stay below freezing
Climate typeHot-summer humid continentalKöppen Dfa

AROUND THE RING

1Freeze seasonfrom the first fall freeze, about Oct. 18, to the last in spring, about April 16 (median dates)
2Lows below freezingNov. 16 to March 17; normal lows fall below 32°
3Wettest stretchMay through July: 14.4 of the year’s 40.1 inches
NOVEMBER 14 IN THE RECORD

On November 14 Basco normally reaches 52° and falls to 33°. The record high is 78°, in 1999; the record low 14°, in 2019. The most rain on this date, 1.13 in, fell in 1985.

MONTH BY MONTH
JanFebMarAprMayJunJulAugSepOctNovDec
Normal high34°39°51°63°74°83°86°85°79°66°51°39°
Normal low18°22°32°42°53°63°67°64°55°44°33°24°
Rain and melt, in1.671.982.574.115.284.854.294.193.673.162.451.89
Snow, inches7.66.32.10.40.00.00.00.00.00.11.45.2
Record high68° (2008)80° (2024)92° (2026)89° (2006)97° (2018)100° (2012)105° (2005)104° (2007)104° (2011)94° (2023)82° (2000)75° (2021)
Record low−22° (1999)−20° (1996)−7° (1998)6° (2018)29° (2011)44° (2003)48° (1997)43° (2001)29° (1995)18° (1997)6° (2019)−10° (2000)

Normals 1991–2020 and records since 1948 at Bentley, 5 miles east-northeast. NOAA, through RCC-ACIS.

MILE7
ON THE NETWORK

Around Basco on the Forecast Network

Neighboring plates

Quincy IL · 29 MI 29 miles south Burlington IA · 33 MI 33 miles north Columbia MO · 113 MI 113 miles southwest Cedar Rapids IA · 116 MI 116 miles north St. Louis MO · 127 MI 127 miles southeast Des Moines IA · 152 MI 152 miles northwest
FORECASTCITY
Map of Basco, Illinois. Explore the plate
ILLINOIS · HANCOCK

Basco

77 people, 640 ft above sea level in Hancock County.

640 ftElevation
77People
0 sq miLand
Sunny 45°
SunnyDew point 27°
1

Today in Basco

NEXT 15 HOURS
Now clear day 44° 0%
3p clear day 46° 0%
6p clear night 39° 0%
9p clear night 34° 0%
12a clear night 32° 0%
3a mostly clear night 30° 0%
Showers
NEXT RAINFriday · 30%
→
Sat0%
Sunny Sunny
28
46
A
Sun0%
Partly cloudy Partly cloudy
29
51
A
Mon0%
Sunny Sunny
33
55
A
Tue0%
Sunny Sunny
38
57
A
Wed10%
Partly cloudy Partly cloudy
48
60
B
Thu20%
Partly cloudy Partly cloudy
47
63
C
Fri30%
Chance of showers Chance of showers
52
64
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
THIS WEEK, FOUR YEARS AGO · NOV. 11, 2022

80°, the hottest this week of the year has been since 1948.

2

What Basco stands on

Basco’s center stands about 640 ft above sea level. Within three miles the land runs from 580 ft to 680 ft, a difference of 100 ft: gently rolling country.

Basco, west to east Basco640 ftHigh point750 ftBear Creekabout 580 ft ← WE → 24 miles through the town center; vertical exaggeration about 122×. Colors: rock at the surface.
Elevation, center640 ft
Within 3 miles580 to 680 ft
Lie of the landGently rolling (100 ft of relief)
Rock at the surfaceWarsaw Formation and Salem Limestone
Its ageMiddle Mississippian, 331 to 347 million years old
5

Basco’s year

Basco has a hot-summer humid continental climate. Summer afternoons average 86° in July; winter nights fall to about 18° in January. A normal year brings about 23 inches of snow; with the rain, that comes to about 40 inches of water.

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 123 40.1 in
July, average86° / 67° · high / low, the warmest month
January, average34° / 18° · high / low, the coldest month
Rain and melted snow40.1 in · wettest months: May and June
Snow a year23.1 in · snowiest: January
Hottest on record105°F · July 25, 2005
Coldest on record−22°F · January 5, 1999
Wettest day on record5.32 in · August 23, 2001
Snowiest day on record17.0 in · February 2, 2011
90° days a year30 · very few reach 100°
Nights at or below 32°125 · and 33 days that stay below freezing
Climate typeHot-summer humid continental · Köppen Dfa
1Freeze season · from the first fall freeze, about Oct. 18, to the last in spring, about April 16 (median dates)
2Lows below freezing · Nov. 16 to March 17; normal lows fall below 32°
3Wettest stretch · May through July: 14.4 of the year’s 40.1 inches
NOVEMBER 14 IN THE RECORD

On November 14 Basco normally reaches 52° and falls to 33°. The record high is 78°, in 1999; the record low 14°, in 2019. The most rain on this date, 1.13 in, fell in 1985.

Normals 1991–2020 and records since 1948 at Bentley, 5 miles east-northeast. NOAA, through RCC-ACIS.
3

Where the rain goes

≈ 1,350 mito the Gulf of AmericaBear Creek → Mississippi

A raindrop that lands in Basco reaches the Gulf of America by way of Bear Creek and the Mississippi: about 1,350 river miles.