Alert archive / Illinois / Special Weather Statements in 2021
Special Weather Statement, NWS Lincoln, IL
NWS Lincoln, IL issued this special weather statement at Jul 29, 2021, 3:17 PM CDT for Logan 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
- Jul 29, 2021, 3:17 PM CDT (20:17 UTC)
- Expired
- Jul 29, 2021, 3:45 PM CDT
- In force
- 28 min
- Issued by
- NWS Lincoln, IL
County Logan County, IL
The radar
The Lincoln radar (KILX), 28 km from the middle of the area, began a volume at 20:19 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, 8.3 hours before the alert went out and 89 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.
- Mixed-layer CAPE
- 989 J/kg
- Mixed-layer CIN
- -156 J/kg
- Mixed-layer LCL
- 1257 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
636 WWUS83 KILX 292017 SPSILX Special Weather Statement National Weather Service Lincoln IL 317 PM CDT Thu Jul 29 2021 ILZ037-041-042-048-292045- Logan-Tazewell-Mason-Menard- 317 PM CDT Thu Jul 29 2021 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN MENARD... NORTHWESTERN LOGAN...SOUTH CENTRAL TAZEWELL AND NORTHEASTERN MASON COUNTIES UNTIL 345 PM CDT... At 317 PM CDT, Doppler radar was tracking a strong thunderstorm near San Jose, or 8 miles north of Mason City, moving southeast at 35 mph. Nickel size hail and wind gusts up to 50 mph will be possible with this storm. Locations impacted include... Mason City, San Jose, Emden, Middletown, Hartsburg and New Holland. This includes the following highways... Interstate 155 between mile markers 0 and 11. Interstate 55 near mile marker 127. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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 4028 8982 4041 8971 4028 8932 4005 8952 TIME...MOT...LOC 2017Z 306DEG 31KT 4032 8970 $$ 37
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 7:43 AM CDT | Special Weather Statement | ILX | Marshall, Stark, Woodford | 62 min |
| Jul 29, 9:04 AM CDT | Special Weather Statement | ILX | Stark | 41 min |
| Jul 29, 9:47 AM CDT | Special Weather Statement | ILX | Peoria | 28 min |
| Jul 29, 2:47 PM CDT | Areal Flood Advisory | ILX | Peoria, Tazewell, Woodford | 3 hr |
Nearby
Special Weather Statements in Illinois, 2021Every special weather statement in 2021
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.