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Shaded-relief map of On Top of the World, Florida: rivers, roads, the city limits and where the water drains.
FLORIDA · MARION COUNTY

On Top of the World

12,668 people, 90 ft above sea level in Marion County.

90 ftElevation, city center
12,668People, 2024 estimate
18 sq miLand area
Clear 54°
Clear now Dew point 42° · NNE 8 mph · high 52°
City of On Top of the World River Interstate 2 miles
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The On Top of the World 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 On Top of the World

NWS forecast and National Blend of Models · updated 8:00 PM EST
RIGHT NOW Leesburg International Airport (KLEE) · 8:53 PM
Clear
54° Clear Feels like 54° · high of 52° near 9 PM
WindNNE 8 mphno gusts
Humidity64%rising to 77% by morning
Pressure30.17 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 42° · Dry61° by Tuesday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Partly cloudy
Tuesday30% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINNov. 30.03 in · 11 dry days
ALERTS & OUTLOOKS
No watches or warnings for Marion County
NWS Jacksonville and the Storm Prediction Center · checked 9:15 PM
SUN & MOON
↑ 6:51 AM5:35 PM ↓
10 h 43 m of daylight, 1 minute less than yesterday
Waxing crescent, 27% lit. Next full moon: Nov. 24.
AIR & POLLEN
66
MODERATEAir quality index · fine particles
Tomorrow: None, 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
9p
Mid
3a
6a
9a
Noon
3p
6p
9p
Mid
3a
6a
9a
Noon
3p
6p
9p
Mid
3a
6a
9a
Noon
3p
6p
mostly clear night
mostly clear night
clear night
clear day
clear day
clear day
clear day
clear night
clear night
clear night
clear night
mostly sunny
partly cloudy day
partly cloudy day
mostly cloudy day
mostly cloudy night
mostly cloudy night
mostly cloudy night
mostly cloudy night
partly cloudy day
partly cloudy day
partly cloudy day
partly cloudy day
partly cloudy night
TEMPERATURE °F
52°
48°
71°
55°
73°
60°
72°
CHANCE OF RAIN
50%
WIND, MPH
6
7
8
8
8
9
8
10
9
9
9
9
10
13
12
10
9
9
10
10
12
14
13
10
HOW IT FEELS · DEW POINT
Dry: dew points 39 to 42° ↑ Humid air returns More humid: 56° by Tuesday

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 77° / 57°
SAT Nov. 14 Mostly sunny Mostly sunny
52° 48°
0% rain — NNE 6 A
SUN Nov. 15 Sunny; warmer Sunny; warmer
72° 54°
0% rain — N 8 A
MON Nov. 16 Partly cloudy Partly cloudy
73° 58°
10% rain — NE 11 B
TUE Nov. 17 Partly cloudy Partly cloudy
73° 58°
30% rain — NE 10 B
WED Nov. 18 Mostly sunny Mostly sunny
77° 60°
20% rain — NE 12 B
THU Nov. 19 Mostly sunny Mostly sunny
78° 61°
10% rain — NE 12 A
FRI Nov. 20 Partly cloudy Partly cloudy
79° 61°
10% rain — NNE 12 A
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 On Top of the World about 5,000 feet above the ground was over the central Gulf of America three days ago, and over the eastern Gulf of America a day ago, about 700 miles back along its path. Near the ground the air came from the Appalachians; at 10,000 feet, from the Caribbean. Air off the water carries moisture, which is why it feels humid. Traced back 72 hours through NOAA’s hourly RAP analyses, nine paths at each of three heights.

THIS WEEK IN 1957 Nov. 16, 1957

The hottest this week has been

90° on Nov. 16, 1957, the hottest reading for this week of the year since 1892. Next is 89° in 1952.

89°
90°
19521957
Source: NOAA RCC-ACIS, the Ocala record since 1892.
MILE2
THE GROUND

What On Top of the World stands on

On Top of the World’s center stands about 90 ft above sea level. Within three miles the land runs from 60 ft to 130 ft, a difference of 70 ft: gently rolling country.

Under the town center the state geologic map shows Ocala Limestone, from the Late Eocene, 34 to 38 million years old.

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

On Top of the World, cut in half from west to east

A section west to east, 24 miles through the town center
100 ft200 ft ON TOP OF THE WORLD90 ftWithlacoochee Riverabout 50 ftHigh point of the line210 ft ← W · Citrus SpringsE →

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

Ocala Limestone

Limestone. Age: Late Eocene, 34 to 38 million years old. About 16 mi of the line.

Hawthorn Group, Coosawhatchie Formation

Sand, clay. Age: Middle Miocene to Late Miocene, 5.3 to 16 million years old. About 7 mi of the line.

Hawthorn Group, Undifferentiated

Sand, clay. Age: Miocene, 5.3 to 23 million years old. About 0.8 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

On Top of the World’s year

1991–2020 normals · records since 1892 · Ocala, 13 mi east-northeast

On Top of the World has a humid subtropical climate. Summer afternoons average 92° in July; winter nights fall to about 46° in January. About 52 inches of rain fall in a normal year.

70°46°74°48°79°52°84°57°89°64°91°70°92°72°92°72°90°70°84°63°77°54°72°48° JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 123 TODAY 51.6 in rain a year
Normal high to low, by month Record high to low, by day Rain by month
July, average92° / 72°high / low, the warmest month
January, average70° / 46°high / low, the coldest month
Rain a year51.6 inwettest months: June and August
Hottest on record105°FJune 4, 1985
Coldest on record11°FJanuary 13, 1981
Wettest day on record11.7 inApril 8, 1982
90° days a year112very few reach 100°
Nights at or below 32°8a year, on average
Climate typeHumid subtropicalKöppen Cfa

AROUND THE RING

1Freeze seasonfrom the first fall freeze, about Dec. 2, to the last in spring, about Feb. 17 (median dates)
2Highs of 90° and upMay 20 to Sept. 17; normal highs reach 90°
3Wettest stretchJune through August: 21.4 of the year’s 51.6 inches
NOVEMBER 14 IN THE RECORD

On November 14 On Top of the World normally reaches 77° and falls to 54°. The record high is 87°, in 1945; the record low 28°, in 1932. The most rain on this date, 1.47 in, fell in 1941.

MONTH BY MONTH
JanFebMarAprMayJunJulAugSepOctNovDec
Normal high70°74°79°84°89°91°92°92°90°84°77°72°
Normal low46°48°52°57°64°70°72°72°70°63°54°48°
Rain, inches3.382.943.682.223.537.416.947.076.493.212.092.68
Record high88° (1965)90° (1962)97° (1907)98° (1938)102° (1962)105° (1985)104° (1932)103° (1938)101° (1907)98° (1965)94° (1938)90° (1898)
Record low11° (1981)12° (1899)23° (2005)30° (1919)44° (1925)48° (1984)58° (1981)60° (1984)52° (1981)32° (1989)22° (1903)15° (1989)

Normals 1991–2020 and records since 1892 at Ocala, 13 miles east-northeast. NOAA, through RCC-ACIS.

MILE7
ON THE NETWORK

Around On Top of the World on the Forecast Network

Neighboring plates

The Villages FL · 23 MI 23 miles southeast Gainesville FL · 40 MI 40 miles north Orlando FL · 79 MI 79 miles southeast Tampa FL · 79 MI 79 miles south Jacksonville FL · 93 MI 93 miles northeast St. Petersburg FL · 95 MI 95 miles south
FORECASTCITY
Map of On Top of the World, Florida. Explore the plate
FLORIDA · MARION

On Top of the World

12,668 people, 90 ft above sea level in Marion County.

90 ftElevation
12,668People
18 sq miLand
Clear 54°
ClearDew point 42°
1

Today in On Top of the World

NEXT 15 HOURS
Now mostly clear night 52° 0%
12a mostly clear night 50° 0%
3a clear night 48° 0%
6a clear night 48° 0%
9a clear day 55° 0%
12p clear day 67° 0%
Partly cloudy
NEXT RAINTuesday · 30%
→
Sat0%
Mostly sunny Mostly sunny
48
52
A
Sun0%
Sunny; warmer Sunny; warmer
54
72
A
Mon10%
Partly cloudy Partly cloudy
58
73
B
Tue30%
Partly cloudy Partly cloudy
58
73
B
Wed20%
Mostly sunny Mostly sunny
60
77
B
Thu10%
Mostly sunny Mostly sunny
61
78
A
Fri10%
Partly cloudy Partly cloudy
61
79
A
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
THIS WEEK IN 1957 · NOV. 16, 1957

90°, the hottest this week of the year has been since 1892.

2

What On Top of the World stands on

On Top of the World’s center stands about 90 ft above sea level. Within three miles the land runs from 60 ft to 130 ft, a difference of 70 ft: gently rolling country.

On Top of the World, west to east On Top of the World90 ftWithlacoochee Riverabout 50 ftHigh point210 ft ← WE → 24 miles through the town center; vertical exaggeration about 122×. Colors: rock at the surface.
Elevation, center90 ft
Within 3 miles60 to 130 ft
Lie of the landGently rolling (70 ft of relief)
Rock at the surfaceOcala Limestone
Its ageLate Eocene, 34 to 38 million years old
5

On Top of the World’s year

On Top of the World has a humid subtropical climate. Summer afternoons average 92° in July; winter nights fall to about 46° in January. About 52 inches of rain fall in a normal year.

JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC 123 51.6 in
July, average92° / 72° · high / low, the warmest month
January, average70° / 46° · high / low, the coldest month
Rain a year51.6 in · wettest months: June and August
Hottest on record105°F · June 4, 1985
Coldest on record11°F · January 13, 1981
Wettest day on record11.7 in · April 8, 1982
90° days a year112 · very few reach 100°
Nights at or below 32°8 · a year, on average
Climate typeHumid subtropical · Köppen Cfa
1Freeze season · from the first fall freeze, about Dec. 2, to the last in spring, about Feb. 17 (median dates)
2Highs of 90° and up · May 20 to Sept. 17; normal highs reach 90°
3Wettest stretch · June through August: 21.4 of the year’s 51.6 inches
NOVEMBER 14 IN THE RECORD

On November 14 On Top of the World normally reaches 77° and falls to 54°. The record high is 87°, in 1945; the record low 28°, in 1932. The most rain on this date, 1.47 in, fell in 1941.

Normals 1991–2020 and records since 1892 at Ocala, 13 miles east-northeast. NOAA, through RCC-ACIS.