Alert archive / Illinois / Flood Watches in 2022

Flood Watch 7, NWS Lincoln, IL

July 25, 202222 counties in Illinois

NWS Lincoln, IL issued this flood watch at Jul 25, 2022, 2:46 AM CDT for 22 counties in Illinois. It took effect at Jul 25, 2022, 10:00 PM CDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Jul 25, 2022, 2:46 AM CDT (07:46 UTC)
In effect from
Jul 25, 2022, 10:00 PM CDT
Expired
Jul 26, 2022, 9:00 AM CDT
In force
11 hr
Issued by
NWS Lincoln, IL
Flood severity
None
All 22 counties

Cass County, IL, Christian County, IL, Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Effingham County, IL, Fulton County, IL, Jasper County, IL, Lawrence County, IL, Logan County, IL, Macon County, IL, Mason County, IL, Menard County, IL, Morgan County, IL, Moultrie County, IL, Richland County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Shelby County, IL

The radar

The Lincoln radar (KILX), 72 km from the middle of the area, began a volume at 07:51 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 00:00Z, 7.8 hours before the alert went out and 78 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 00:00Z on 2022-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 171 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2022-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -7 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
171 J/kg
Mixed-layer CIN
-216 J/kg
Mixed-layer LCL
980 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
-7 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flood watch 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 flood watch went out at Jul 24, 11:26 PM CDT, 3 hours 20 minutes earlier.

Area forecast discussion, Jul 24, 11:26 PM CDT, 3 hours 20 minutes before
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Hazardous weather outlook, Jul 24, 3:16 PM CDT, 11 hours 30 minutes before
Hazardous Weather Outlook
National Weather Service Lincoln IL
316 PM CDT Sun Jul 24 2022

ILZ027>031-036>038-040>042-047>050-250730-
Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-Schuyler-
Mason-Logan-Cass-Menard-Scott-Morgan-
316 PM CDT Sun Jul 24 2022

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

.DAY ONE...Tonight.

Isolated thunderstorms are possible this afternoon. Severe weather
is not expected with these storms.

Heat index values up to 95 degrees are possible late this afternoon.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Periods of thunderstorms are expected from Monday night through
Thursday. It currently appears the threat of severe weather will be
low. However, areas of heavy rain will occur Monday night and
Tuesday, mainly near and south of the I-72 corridor.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated through tonight.

ILZ043>046-051>057-061-250730-
De Witt-Piatt-Champaign-Vermilion-Sangamon-Christian-Macon-Moultrie-
Douglas-Coles-Edgar-Shelby-
316 PM CDT Sun Jul 24 2022

This Hazardous Weather Outlook is for central Illinois and east
central Illinois.

.DAY ONE...Tonight.

Scattered thunderstorms are expected through early evening. A few of
the storms may be strong or locally severe, with damaging winds the
main concern.

Heat index values of around 100 to as high as 105 degrees are likely
this afternoon.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Periods of thunderstorms are expected from Monday night through
Thursday night. It currently appears the threat of severe weather
will be low. However, areas of heavy rain will occur Monday night and
Tuesday morning, mainly from Springfield to Mattoon southward.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed until 7 pm this evening.

ILZ062-063-066>068-071>073-250730-
Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence-
316 PM CDT Sun Jul 24 2022

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

.DAY ONE...Tonight.

Heat index values 105 to 110 degrees are likely until this evening.

Scattered thunderstorms will move into the area this afternoon,
lingering through the evening. A few of the storms may be strong or
locally severe, with damaging winds the main concern.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Periods of thunderstorms are expected from Monday night through
Friday morning. While severe weather is not expected to be
widespread, a few of the storms may be strong to severe, mainly
during the afternoons. Areas of heavy rain will also occur Monday
night and Tuesday morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed until 8 pm this evening.

37

In the hours before

Special weather statement, Jul 24, 8:54 PM CDT, 5 hours 52 minutes before
Special Weather Statement
National Weather Service Lincoln IL
854 PM CDT Sun Jul 24 2022

ILZ073-250215-
Lawrence-
854 PM CDT Sun Jul 24 2022

...A strong thunderstorm will impact portions of southwestern
Lawrence County through 915 PM CDT...

At 853 PM CDT, Doppler radar was tracking a strong thunderstorm over
St. Francisville, or 7 miles south of Lawrenceville, moving southeast
at 30 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

This storm will remain over mainly rural areas of southeastern
Lawrence County, including the following locations... Billett, Mount
Carmel Airport and St. Francisville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
southeastern Illinois.

&&

LAT...LON 3863 8783 3869 8762 3867 8759 3865 8760
      3864 8762 3860 8762 3859 8761 3859 8764
      3858 8764 3857 8765 3857 8777
TIME...MOT...LOC 0153Z 298DEG 28KT 3862 8768

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

Auten
Local storm report, Jul 24, 10:02 PM CDT, 4 hours 44 minutes before
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Local storm report, Jul 24, 11:43 PM CDT, 3 hours 3 minutes before
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Local storm report, Jul 24, 11:47 PM CDT, 2 hours 59 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 7:41 PM CDTSevere Thunderstorm WarningILXCrawford22 min
Jul 24, 8:54 PM CDTSpecial Weather StatementILXLawrence21 min
Jul 24, 9:44 PM CDTFlash Flood WarningILXLawrence3 hr
Jul 25, 12:42 AM CDTAreal Flood WarningILXLawrence3 hr

Nearby

Flood Watches in Illinois, 2022Every flood watch in 2022

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.