Alert archive / Illinois / Special Weather Statements in 2018

Special Weather Statement, NWS Lincoln, IL

October 7, 2018Sangamon County, Illinois

NWS Lincoln, IL issued this special weather statement at Oct 7, 2018, 3:32 PM CDT for Sangamon County, Illinois. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 7, 2018, 3:32 PM CDT (20:32 UTC)
Expired
Oct 7, 2018, 4:00 PM CDT
In force
28 min
Issued by
NWS Lincoln, IL

County Sangamon County, IL

The radar

The Lincoln radar (KILX), 37 km from the middle of the area, began a volume at 20:34 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lincoln, IL wrote its last area forecast discussion before this special weather statement went out at Oct 7, 12:59 PM CDT, 2 hours 33 minutes earlier.

Area forecast discussion, Oct 7, 12:59 PM CDT, 2 hours 33 minutes before
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Hazardous weather outlook, Oct 7, 3:09 PM CDT, 23 minutes before
Hazardous Weather Outlook
National Weather Service Lincoln IL
309 PM CDT Sun Oct 7 2018

ILZ027-028-036-040-081100-
Fulton-Knox-Schuyler-Stark-
309 PM CDT Sun Oct 7 2018

...FLASH FLOOD WATCH IN EFFECT THROUGH MONDAY MORNING...

This Hazardous Weather Outlook is for portions of central
Illinois and west central Illinois.

.DAY ONE...TONIGHT...

Scattered thunderstorms will occur across the area late this
afternoon and tonight. Some thunderstorms may become severe this
afternoon and evening with locally damaging winds to 60 mph the
main threat. Locally heavy rainfall could produce flash flooding
of roads in low lying areas.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

Periodic chances for thunderstorms are forecast for Monday
morning, and again Tuesday afternoon through Wednesday afternoon.
Some of the storms on Tuesday afternoon and evening could become
severe, with damaging winds and hail. Locally heavy rainfall could
produce some flash flooding of roads in low lying and poor
drainage areas Tuesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed until 9 p.m. today.

ILZ038-042>057-061-081100-
Cass-Champaign-Christian-Coles-De Witt-Douglas-Edgar-Logan-Macon-
McLean-Menard-Morgan-Moultrie-Piatt-Sangamon-Scott-Shelby-
Vermilion-
309 PM CDT Sun Oct 7 2018

This Hazardous Weather Outlook is for portions of central
Illinois, east central Illinois and west central Illinois.

.DAY ONE...TONIGHT...

Scattered thunderstorms will occur across the area late this
afternoon and tonight. Some thunderstorms may become severe this
afternoon and evening with locally damaging winds to 60 mph the
main threat. An isolated tornado can not be ruled out as well.
Locally heavy rainfall could produce flash flooding of roads in
low lying areas.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

Periodic chances for thunderstorms are forecast for early Monday
morning, and again Tuesday afternoon through Wednesday afternoon.
Some of the storms on Wednesday afternoon could become severe,
with damaging winds and hail. Locally heavy rainfall could produce
some flash flooding of roads in low lying and poor drainage
areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed until 9 p.m. today.

ILZ029>031-037-041-081100-
Marshall-Mason-Peoria-Tazewell-Woodford-
309 PM CDT Sun Oct 7 2018

...FLASH FLOOD WATCH IN EFFECT THROUGH MONDAY MORNING...

This Hazardous Weather Outlook is for portions of central
Illinois.

.DAY ONE...TONIGHT...

Scattered thunderstorms will occur across the area late this
afternoon and tonight. Some thunderstorms may become severe this
afternoon and evening with locally damaging winds to 60 mph the
main threat. An isolated tornado can not be ruled out as well.
Locally heavy rainfall could produce flash flooding of roads in
low lying areas.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

Periodic chances for thunderstorms are forecast for early Monday
morning, and again Tuesday afternoon through Wednesday afternoon.
Some of the storms on Wednesday afternoon could become severe,
with damaging winds and hail. Locally heavy rainfall could produce
some flash flooding of roads in low lying and poor drainage
areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed until 9 p.m. today.

ILZ062-063-066>068-071>073-081100-
Clark-Clay-Crawford-Cumberland-Effingham-Jasper-Lawrence-Richland-
309 PM CDT Sun Oct 7 2018

This Hazardous Weather Outlook is for portions of east central
Illinois and southeast Illinois.

.DAY ONE...TONIGHT...

Isolated thunderstorms will be possible across the area this
afternoon. No organized severe weather is expected.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

Chances for thunderstorms are forecast for Tuesday night through
Wednesday evening. Some of the storms on Wednesday afternoon or
evening could become severe, with damaging winds and hail.
Locally heavy rainfall could produce some flash flooding of roads
in low lying and poor drainage areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

37

In the hours before

Special weather statement, Oct 7, 3:32 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Lincoln IL
332 PM CDT SUN OCT 7 2018

ILZ041-042-048-051-072100-
Logan-Sangamon-Mason-Menard-
332 PM CDT SUN OCT 7 2018

...SIGNIFICANT WEATHER ADVISORY FOR EASTERN MENARD...SOUTHWESTERN
LOGAN...NORTH CENTRAL SANGAMON AND SOUTHEASTERN MASON COUNTIES UNTIL
400 PM CDT...

At 331 PM CDT, Doppler radar was tracking a strong thunderstorm over
Springfield, moving northeast at 40 mph.

Nickel size hail and wind gusts up to 50 mph will be possible with
this storm.

Locations impacted include...
Springfield, Sherman, Rochester, Riverton, Williamsville, Elkhart,
Middletown, Cornland, Jerome, Southern View, Leland Grove, Grandview,
Spaulding, Dawson, Clear Lake, Broadwell, Cantrall, Capital Airport
and Fancy Prairie.

This includes the following highways...
 Interstate 55 between mile markers 90 and 122.
 Interstate 72 between mile markers 91 and 111.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3968 8958 3975 8979 4018 8961 4007 8929
TIME...MOT...LOC 2031Z 204DEG 34KT 3979 8965

37

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 7, 3:04 PM CDTFlash Flood WatchILXFulton, Knox, Marshall, Mason, Peoria, Schuyler and 3 more12 hr
Oct 7, 4:11 PM CDTSpecial Weather StatementILXCass, DeWitt, Logan, McLean, Mason, Menard and 3 more64 min
Oct 7, 4:45 PM CDTSpecial Weather StatementILXMcLean45 min
Oct 7, 5:04 PM CDTTornado WarningILXDeWitt, McLean, Piatt26 min
Oct 7, 5:11 PM CDTSevere Thunderstorm WarningILXMorgan, Sangamon34 min
Oct 7, 5:28 PM CDTSevere Thunderstorm WarningILXChampaign, McLean47 min
Oct 7, 5:37 PM CDTTornado WarningILXChampaign23 min
Oct 7, 5:59 PM CDTTornado WarningILXChampaign18 min
Oct 7, 6:23 PM CDTSpecial Weather StatementILXDeWitt37 min

Nearby

Special Weather Statements in Illinois, 2018Every special weather statement in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.