FORECAST CITY
Sign in
Shaded-relief map of Promise City, Iowa: rivers, roads, the city limits and where the water drains.
IOWA · WAYNE COUNTY

Promise City

91 people, 1,060 ft above sea level in Wayne County.

1,060 ftElevation, city center
91People, 2024 estimate
0 sq miLand area
Clear 27°
Clear now Dew point 25° · Calm · high 32°
City of Promise City River Interstate 2 miles
Explore the plate Order a print

The Promise City 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 Promise City

NWS forecast and National Blend of Models · updated 7:00 PM CST
RIGHT NOW Centerville Municipal Airport (KTVK) · 7:55 PM
Clear
27° Clear Feels like 27° · high of 32° near 8 PM
WindCalmno gusts
Humidity93%rising to 96% by morning
Pressure30.31 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 25° · Dry36° by Tuesday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Showers
Friday50% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINNov. 50.02 in · 9 dry days
ALERTS & OUTLOOKS
No watches or warnings for Wayne County
NWS Des Moines and the Storm Prediction Center · checked 8:15 PM
SUN & MOON
↑ 6:58 AM4:55 PM ↓
9 h 57 m of daylight, 2 minutes less than yesterday
Waxing crescent, 27% lit. Next full moon: Nov. 24.
AIR & POLLEN
38
GOODAir quality index · fine particles
Tomorrow: None, moderate. 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
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
mostly clear night
mostly clear night
mostly clear night
partly cloudy night
partly cloudy day
partly cloudy day
mostly sunny
mostly clear night
mostly clear night
clear night
clear night
clear night
clear day
mostly sunny
mostly sunny
clear night
clear night
clear night
clear night
mostly clear night
mostly sunny
mostly sunny
mostly sunny
mostly clear night
TEMPERATURE °F
32°
25°
49°
30°
52°
36°
56°
CHANCE OF RAIN
50%
WIND, MPH
0
0
0
0
1
2
1
0
1
1
2
2
3
6
7
3
3
3
5
5
7
10
12
7
HOW IT FEELS · DEW POINT
Dry: dew points 24 to 36° More humid: 36° by Tuesday

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 Mostly sunny Mostly sunny
32° 25°
0% rain — ESE 0 A
SUN Nov. 15 Partly cloudy; warmer Partly cloudy; warmer
52° 29°
0% rain — SSE 1 B
MON Nov. 16 Mostly sunny Mostly sunny
55° 35°
0% rain — SSW 5 B
TUE Nov. 17 Mostly sunny Mostly sunny
58° 41°
0% rain — SSE 7 B
WED Nov. 18 Partly cloudy Partly cloudy
61° 48°
20% rain — S 14, gusts 25 B
THU Nov. 19 Partly cloudy Partly cloudy
62° 45°
10% rain — WSW 5 C
FRI Nov. 20 Chance of showers Chance of showers
65° 52°
50% rain up to 0.2″ SSE 9 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 Promise City about 5,000 feet above the ground was over the northern Rockies three days ago, and over the southern Plains a day ago, about 1,270 miles back along its path. Near the ground the air came from the Canadian Prairies; at 10,000 feet, from the southern Rockies. Traced back 72 hours through NOAA’s hourly RAP analyses, nine paths at each of three heights.

THIS WEEK IN 1999 Nov. 14, 1999

The hottest this week has been

77° on Nov. 14, 1999, the hottest reading for this week of the year since 1902. Next is 74° in 2001.

74°
77°
20011999
Source: NOAA RCC-ACIS, the Allerton record since 1902.
MILE2
THE GROUND

What Promise City stands on

Promise City’s center stands about 1,060 ft above sea level. Within three miles the land runs from 920 ft to 1,070 ft, a difference of 150 ft: gently rolling country.

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

Promise City, cut in half from southwest to northeast

A section southwest to northeast, 24 miles through the town center
900 ft1,000 ft PROMISE CITY1,060 ftHigh point of the line1,090 ftSouth Fork Chariton Riverabout 900 ftChariton Riverabout 900 ft ← SWNE →

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

Marmaton Group

Shale, limestone. Age: Middle Pennsylvanian, 307 to 315 million years old. About 21 mi of the line.

Upper Cherokee Group

Shale, siltstone. Age: Middle Pennsylvanian, 307 to 315 million years old. About 2 mi of the line.

Bronson Group

Limestone, shale. Age: Middle Pennsylvanian to Late Pennsylvanian, 299 to 315 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 Promise City’s rain goes

A raindrop that lands in Promise City reaches the Gulf of America by way of Walnut Creek, the Chariton, the Missouri and the Mississippi: about 1,560 river miles.

THE WAY DOWN, TO SCALE
Promise City≈ 1,560 mi · the Gulf of America
FROM THE CENTER OF PROMISE CITY ≈ 1,560 mi to the Gulf of America Walnut Creek → Chariton → Missouri → Mississippi

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 Promise City; river miles along the main stem, rounded.

MILE5
THE ALMANAC

Promise City’s year

1991–2020 normals · records since 1902 · Allerton, 12 mi west-southwest

Promise City has a hot-summer humid continental climate. Summer afternoons average 85° in July; winter nights fall to about 13° in January. About 40 inches of rain fall in a normal year.

31°13°37°17°49°28°62°38°71°50°80°60°85°64°83°62°76°54°64°41°49°28°37°19° JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 1234 TODAY PROMISE CITY 40.4 in rain a year
Normal high to low, by month Record high to low, by day Rain by month Freezing
July, average85° / 64°high / low, the warmest month
January, average31° / 13°high / low, the coldest month
Rain a year40.4 inwettest months: May and June
Hottest on record108°FAugust 4, 1918
Coldest on record−33°FFebruary 13, 1905
Wettest day on record9.25 inAugust 27, 1903
Snowiest day on record15.0 inApril 7, 1917
90° days a year16very few reach 100°
Nights at or below 32°142and 46 days that stay below freezing
Climate typeHot-summer humid continentalKöppen Dfa

AROUND THE RING

1Freeze seasonfrom the first fall freeze, about Oct. 14, to the last in spring, about April 19 (median dates)
2Highs below freezingDec. 30 to Jan. 30; normal highs stay below 32°
3Lows below freezingNov. 5 to March 28; normal lows fall below 32°
4Wettest stretchMay through July: 15.5 of the year’s 40.4 inches
NOVEMBER 14 IN THE RECORD

On November 14 Promise City normally reaches 49° and falls to 29°. The record high is 77°, in 1999; the record low 4°, in 1916. The most rain on this date, 1.18 in, fell in 1902.

MONTH BY MONTH
JanFebMarAprMayJunJulAugSepOctNovDec
Normal high31°37°49°62°71°80°85°83°76°64°49°37°
Normal low13°17°28°38°50°60°64°62°54°41°28°19°
Rain, inches1.061.522.384.015.655.144.734.864.203.092.151.62
Record high67° (2003)76° (2017)91° (2026)90° (1910)95° (2018)100° (1911)108° (1911)108° (1918)103° (1913)92° (2024)80° (1909)73° (2021)
Record low−29° (1912)−33° (1905)−13° (1998)8° (2006)19° (1907)30° (1903)46° (1911)39° (1915)27° (1913)16° (1910)−4° (1919)−18° (1917)

Normals 1991–2020 and records since 1902 at Allerton, 12 miles west-southwest. NOAA, through RCC-ACIS.

MILE7
ON THE NETWORK

Around Promise City on the Forecast Network

Neighboring plates

Des Moines IA · 62 MI 62 miles northwest Cedar Rapids IA · 113 MI 113 miles northeast Omaha NE · 156 MI 156 miles west Lincoln NE · 185 MI 185 miles west
FORECASTCITY
Map of Promise City, Iowa. Explore the plate
IOWA · WAYNE

Promise City

91 people, 1,060 ft above sea level in Wayne County.

1,060 ftElevation
91People
0 sq miLand
Clear 27°
ClearDew point 25°
1

Today in Promise City

NEXT 15 HOURS
Now mostly clear night 32° 0%
11p mostly clear night 29° 0%
2a mostly clear night 27° 0%
5a partly cloudy night 25° 0%
8a partly cloudy day 29° 0%
11a partly cloudy day 44° 0%
Showers
NEXT RAINFriday · 50%
→
Sat0%
Mostly sunny Mostly sunny
25
32
A
Sun0%
Partly cloudy; warmer Partly cloudy; warmer
29
52
B
Mon0%
Mostly sunny Mostly sunny
35
55
B
Tue0%
Mostly sunny Mostly sunny
41
58
B
Wed20%
Partly cloudy Partly cloudy
48
61
B
Thu10%
Partly cloudy Partly cloudy
45
62
C
Fri50%
Chance of showers Chance of showers
52
65
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
THIS WEEK IN 1999 · NOV. 14, 1999

77°, the hottest this week of the year has been since 1902.

2

What Promise City stands on

Promise City’s center stands about 1,060 ft above sea level. Within three miles the land runs from 920 ft to 1,070 ft, a difference of 150 ft: gently rolling country.

Promise City, southwest to northeast Promise City1,060 ftHigh point1,090 ftSouth Fork Chariton Riverabout 900 ftChariton Riverabout 900 ft ← SWNE → 24 miles through the town center; vertical exaggeration about 122×. Colors: rock at the surface.
Elevation, center1,060 ft
Within 3 miles920 to 1,070 ft
Lie of the landGently rolling (150 ft of relief)
5

Promise City’s year

Promise City has a hot-summer humid continental climate. Summer afternoons average 85° in July; winter nights fall to about 13° in January. About 40 inches of rain fall in a normal year.

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 1234 40.4 in
July, average85° / 64° · high / low, the warmest month
January, average31° / 13° · high / low, the coldest month
Rain a year40.4 in · wettest months: May and June
Hottest on record108°F · August 4, 1918
Coldest on record−33°F · February 13, 1905
Wettest day on record9.25 in · August 27, 1903
Snowiest day on record15.0 in · April 7, 1917
90° days a year16 · very few reach 100°
Nights at or below 32°142 · and 46 days that stay below freezing
Climate typeHot-summer humid continental · Köppen Dfa
1Freeze season · from the first fall freeze, about Oct. 14, to the last in spring, about April 19 (median dates)
2Highs below freezing · Dec. 30 to Jan. 30; normal highs stay below 32°
3Lows below freezing · Nov. 5 to March 28; normal lows fall below 32°
4Wettest stretch · May through July: 15.5 of the year’s 40.4 inches
NOVEMBER 14 IN THE RECORD

On November 14 Promise City normally reaches 49° and falls to 29°. The record high is 77°, in 1999; the record low 4°, in 1916. The most rain on this date, 1.18 in, fell in 1902.

Normals 1991–2020 and records since 1902 at Allerton, 12 miles west-southwest. NOAA, through RCC-ACIS.
3

Where the rain goes

≈ 1,560 mito the Gulf of AmericaWalnut Creek → Chariton → Missouri → Mississippi

A raindrop that lands in Promise City reaches the Gulf of America by way of Walnut Creek, the Chariton, the Missouri and the Mississippi: about 1,560 river miles.

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