Alert archive / Illinois / Special Weather Statements in 2020

Special Weather Statement, NWS Lincoln, IL

May 16, 2020Morgan County, Illinois

NWS Lincoln, IL issued this special weather statement at May 16, 2020, 3:14 PM CDT for Morgan County, Illinois. It was in force for 46 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
May 16, 2020, 3:14 PM CDT (20:14 UTC)
Expired
May 16, 2020, 4:00 PM CDT
In force
46 min
Issued by
NWS Lincoln, IL

County Morgan County, IL

The radar

The Lincoln radar (KILX), 82 km from the middle of the area, began a volume at 20:13 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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.2 hours before the alert went out and 137 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2020-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2020-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
818 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
71 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 May 16, 2:38 PM CDT, 36 minutes earlier.

Area forecast discussion, May 16, 2:38 PM CDT, 36 minutes before
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Hazardous weather outlook, May 16, 3:11 PM CDT, 3 minutes before
Hazardous Weather Outlook
National Weather Service Lincoln IL
311 PM CDT Sat May 16 2020

ILZ029>031-036-037-040-041-047-171100-
Cass-Fulton-Marshall-Mason-Peoria-Schuyler-Tazewell-Woodford-
311 PM CDT Sat May 16 2020

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

.DAY ONE...TONIGHT...

Thunderstorms will continue into tonight. Severe weather is not
expected at this time.

The Illinois River at Henry and downstream will remain in flood
through next week.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

Thunderstorms will occur Sunday, but should come to an end during
the late afternoon. Additional rainfall will around an inch. This
amount of rain may cause ponding of water in flood prone areas.

The Illinois River at Henry and downstream will remain in flood
through next week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

ILZ027-028-171100-
Knox-Stark-
311 PM CDT Sat May 16 2020

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

.DAY ONE...TONIGHT...

Thunderstorms will move back into the area late this afternoon and
continue into tonight. Severe weather is not expected at this
time.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

Thunderstorms will occur Sunday, but should come to an end during
the late afternoon. Additional rainfall will be under an inch.
However given recent rains, this amount of rain may cause ponding
of water in flood prone areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

ILZ038-042-043-171100-
De Witt-Logan-McLean-
311 PM CDT Sat May 16 2020

This Hazardous Weather Outlook is for portions of central
Illinois.

.DAY ONE...TONIGHT...

Thunderstorms will move back into the area late this afternoon and
continue into tonight. Severe weather is not expected at this
time.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

Thunderstorms will occur Sunday, but should come to an end during
the late afternoon. Additional rainfall will range from 1 to 2
inches. This amount of rain may cause ponding of water in flood
prone areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

ILZ044>046-053>057-062-073-171100-
Champaign-Coles-Cumberland-Douglas-Edgar-Lawrence-Macon-Moultrie-
Piatt-Vermilion-
311 PM CDT Sat May 16 2020

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

.DAY ONE...TONIGHT...

Thunderstorms will move back into the area late this afternoon and
continue into tonight. Severe weather is not expected at this
time.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

Thunderstorms will occur Sunday, but should come to an end during
the late afternoon. Some of the storms could be strong to severe
with isolated damaging winds and hail up to 1 inch possible.
Additional rainfall will range from 1 to 1.5 inches. This amount
of rain may cause ponding of water in flood prone areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

ILZ063-068-171100-
Clark-Crawford-
311 PM CDT Sat May 16 2020

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

.DAY ONE...TONIGHT...

Thunderstorms will move back into the area late this afternoon and
continue into tonight. Severe weather is not expected at this
time.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

Thunderstorms will occur Sunday, but should come to an end during
the late afternoon. Some of the storms could be strong to severe
with isolated damaging winds and hail up to 1 inch possible.

The Wabash River in Crawford and Clark Counties is expected to go
into minor flooding late Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

ILZ048>052-061-066-067-071-072-171100-
Christian-Clay-Effingham-Jasper-Menard-Morgan-Richland-Sangamon-
Scott-Shelby-
311 PM CDT Sat May 16 2020

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

.DAY ONE...TONIGHT...

Thunderstorms will move back into the area late this afternoon and
continue into tonight. Some of the storms will be capable of
producing strong wind gusts, hail, and heavy rainfall.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

Thunderstorms will occur Sunday, but should come to an end during
the late afternoon. Some of the storms could be strong to severe
with isolated damaging winds and hail up to 1 inch possible.
Additional rainfall will range from 1 to 2 inches. This amount of
rain may cause ponding of water in flood prone areas.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

Barker

In the hours before

Special weather statement, May 16, 2:26 PM CDT, 48 minutes before
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Special weather statement, May 16, 3:14 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 2:26 PM CDTSpecial Weather StatementILXMorgan, Scott49 min
May 16, 2:45 PM CDTFlash Flood WarningILXMorgan, Scott4 hr
May 16, 3:34 PM CDTSpecial Weather StatementILXMorgan41 min
May 16, 3:50 PM CDTFlash Flood WarningILXMorgan, Sangamon4 hr
May 16, 6:49 PM CDTAreal Flood WarningILXMorgan, Scott12 hr

Nearby

Special Weather Statements in Illinois, 2020Every special weather statement in 2020

Sources

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