Alert archive / Illinois / Special Weather Statements in 2011

Special Weather Statement, NWS Lincoln, IL

June 19, 2011Morgan County, Scott County, Illinois

NWS Lincoln, IL issued this special weather statement at Jun 19, 2011, 1:09 AM CDT for Morgan County, Scott County, Illinois. It was in force for 66 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: Jun 19, 2011, 1:09 AM CDT (06:09 UTC)
Expired: Jun 19, 2011, 2:15 AM CDT
In force: 66 min
Issued by: NWS Lincoln, IL

Counties Morgan County, IL, Scott County, IL

The radar

The Lincoln radar (KILX), 81 km from the middle of the area, began a volume at 06:11 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, 6.2 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 115 J/kg
Mixed-layer CIN: -294 J/kg
Mixed-layer LCL: 1196 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: -18 m²/s²
0-3 km storm-relative helicity: 76 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Jun 19, 12:02 AM CDT, 1 hour 7 minutes earlier.

Area forecast discussion, Jun 19, 12:02 AM CDT, 1 hour 7 minutes before

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Hazardous weather outlook, Jun 18, 3:43 PM CDT, 9 hours 26 minutes before

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In the hours before

Special weather statement, Jun 19, 1:09 AM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
109 AM CDT SUN JUN 19 2011

ILZ049-050-190715-
MORGAN-SCOTT-
109 AM CDT SUN JUN 19 2011

...SIGNIFICANT WEATHER ADVISORY FOR MORGAN AND SCOTT COUNTIES UNTIL
215 AM CDT...

AT 106 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR WINCHESTER...MOVING EAST AT 25 MPH.

PENNY SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
  CHAPIN...
  MURRAYVILLE...
  WOODSON...
  JACKSONVILLE...
  FRANKLIN...
  ALEXANDER...

OTHER LOCATIONS AFFECTED INCLUDE...RIGGSTON...MERRITT...LYNNVILLE...
SOUTH JACKSONVILLE...LAKE JACKSONVILLE AND JACKSONVILLE MUNICIPAL
AIRPORT.

PEOPLE NEAR THESE LOCATIONS SHOULD MONITOR THE WEATHER SITUATION
CLOSELY. LISTEN FOR POSSIBLE WARNINGS...AND BE PREPARED TO TAKE
APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN.

LAT...LON 3988 9021 3988 9000 3979 9000 3978 8998
      3976 8998 3971 8998 3966 8996 3960 8995
      3953 9048 3973 9057
TIME...MOT...LOC 0609Z 252DEG 24KT 3965 9043

AUTEN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 7:25 PM CDT	Flash Flood Warning	ILX	Sangamon	12 hr
Jun 18, 10:33 PM CDT	Areal Flood Warning	ILX	Morgan, Sangamon	6 hr
Jun 19, 4:34 AM CDT	Flash Flood Warning	ILX	Effingham, Shelby	9 hr
Jun 19, 4:35 AM CDT	Areal Flood Warning	ILX	Morgan, Sangamon	14 hr
Jun 19, 5:24 AM CDT	Severe Thunderstorm Warning	ILX	Crawford, Lawrence	36 min
Jun 19, 7:16 AM CDT	Flash Flood Warning	ILX	Sangamon	7 hr
Jun 19, 9:16 AM CDT	Flash Flood Warning	ILX	Scott	12 hr
Jun 19, 9:53 AM CDT	Areal Flood Advisory	ILX	Cass, Morgan	6 hr
Jun 19, 10:29 AM CDT	River Flood Warning	ILX	Lawrence	69 hr
Jun 19, 2:29 PM CDT	Flash Flood Watch	ILX	Sangamon	15 hr
Jun 19, 6:34 PM CDT	Areal Flood Warning	ILX	Morgan	12 hr

Nearby

Special Weather Statements in Illinois, 2011 Every special weather statement in 2011

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.