Alert archive / Illinois / Frost Advisories in 2021
Frost Advisory 4, NWS Lincoln, IL
NWS Lincoln, IL issued this frost advisory at May 9, 2021, 2:48 PM CDT for 28 counties in Illinois. It took effect at May 10, 2021, 1:00 AM CDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- May 9, 2021, 2:48 PM CDT (19:48 UTC)
- In effect from
- May 10, 2021, 1:00 AM CDT
- Expired
- May 10, 2021, 7:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Lincoln, IL
All 28 counties
Cass County, IL, Champaign County, IL, Christian County, IL, Clark County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, DeWitt County, IL, Douglas County, IL, Edgar County, IL, Effingham County, IL, Jasper County, IL, Logan County, IL, Macon County, IL, Marshall County, IL, Mason County, IL, McLean County, IL, Menard County, IL, Morgan County, IL, Moultrie County, IL, Peoria County, IL, Piatt County, IL, Sangamon County, IL, Scott County, IL, Shelby County, IL, Tazewell County, IL, Vermilion County, IL, Woodford County, IL
The radar
The Lincoln radar (KILX), 45 km from the middle of the area, began a volume at 19:51 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 12:00Z, 7.8 hours before the alert went out and 41 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
- 2 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 440 m above ground
- 0-6 km bulk shear
- 77 kt
- 0-1 km storm-relative helicity
- 407 m²/s²
- 0-3 km storm-relative helicity
- 698 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
192 WWUS73 KILX 091948 NPWILX URGENT - WEATHER MESSAGE National Weather Service Lincoln IL 248 PM CDT Sun May 9 2021 ILZ029>031-037-038-041>057-061>063-066>068-100400- /O.NEW.KILX.FR.Y.0004.210510T0600Z-210510T1200Z/ Peoria-Marshall-Woodford-Tazewell-McLean-Mason-Logan-De Witt- Piatt-Champaign-Vermilion-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon-Moultrie-Douglas-Coles-Edgar-Shelby-Cumberland- Clark-Effingham-Jasper-Crawford- Including the cities of Peoria, Lacon, Eureka, Pekin, Bloomington, Normal, Havana, Lincoln, Clinton, Monticello, Champaign, Urbana, Danville, Beardstown, Petersburg, Winchester, Jacksonville, Springfield, Taylorville, Decatur, Sullivan, Tuscola, Charleston, Mattoon, Paris, Shelbyville, Greenup, Marshall, Effingham, Newton, and Robinson 248 PM CDT Sun May 9 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 7 AM CDT MONDAY... * WHAT...Low temperatures in the mid 30s will result in frost formation. * WHERE...Portions of central, east central, southeast and west central Illinois. * WHEN...From 1 AM to 7 AM CDT Monday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
3 follow-up statements
762 WWUS73 KILX 100327 NPWILX URGENT - WEATHER MESSAGE National Weather Service Lincoln IL 1027 PM CDT Sun May 9 2021 ILZ029>031-037-038-041>057-061>063-066>068-100900- /O.CON.KILX.FR.Y.0004.210510T0600Z-210510T1200Z/ Peoria-Marshall-Woodford-Tazewell-McLean-Mason-Logan-De Witt- Piatt-Champaign-Vermilion-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon-Moultrie-Douglas-Coles-Edgar-Shelby-Cumberland- Clark-Effingham-Jasper-Crawford- Including the cities of Peoria, Lacon, Eureka, Pekin, Bloomington, Normal, Havana, Lincoln, Clinton, Monticello, Champaign, Urbana, Danville, Beardstown, Petersburg, Winchester, Jacksonville, Springfield, Taylorville, Decatur, Sullivan, Tuscola, Charleston, Mattoon, Paris, Shelbyville, Greenup, Marshall, Effingham, Newton, and Robinson 1027 PM CDT Sun May 9 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY... * WHAT...Low temperatures in the mid 30s will result in frost formation. * WHERE...Portions of central, east central, southeast and west central Illinois. * WHEN...From 1 AM to 7 AM CDT Monday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
680 WWUS73 KILX 100810 NPWILX URGENT - WEATHER MESSAGE National Weather Service Lincoln IL 310 AM CDT Mon May 10 2021 ILZ029>031-037-038-041>057-061>063-066>068-101200- /O.CON.KILX.FR.Y.0004.000000T0000Z-210510T1200Z/ Peoria-Marshall-Woodford-Tazewell-McLean-Mason-Logan-De Witt- Piatt-Champaign-Vermilion-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon-Moultrie-Douglas-Coles-Edgar-Shelby-Cumberland- Clark-Effingham-Jasper-Crawford- Including the cities of Peoria, Lacon, Eureka, Pekin, Bloomington, Normal, Havana, Lincoln, Clinton, Monticello, Champaign, Urbana, Danville, Beardstown, Petersburg, Winchester, Jacksonville, Springfield, Taylorville, Decatur, Sullivan, Tuscola, Charleston, Mattoon, Paris, Shelbyville, Greenup, Marshall, Effingham, Newton, and Robinson 310 AM CDT Mon May 10 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... * WHAT...Low temperatures in the mid 30s will result in frost formation. * WHERE...Portions of central, east central, southeast and west central Illinois. * WHEN...From 1 AM to 7 AM CDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
030 WWUS73 KILX 101209 NPWILX URGENT - WEATHER MESSAGE National Weather Service Lincoln IL 709 AM CDT Mon May 10 2021 ILZ029>031-037-038-041>057-061>063-066>068-101315- /O.EXP.KILX.FR.Y.0004.000000T0000Z-210510T1200Z/ Peoria-Marshall-Woodford-Tazewell-McLean-Mason-Logan-De Witt- Piatt-Champaign-Vermilion-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon-Moultrie-Douglas-Coles-Edgar-Shelby-Cumberland- Clark-Effingham-Jasper-Crawford- Including the cities of Peoria, Lacon, Eureka, Pekin, Bloomington, Normal, Havana, Lincoln, Clinton, Monticello, Champaign, Urbana, Danville, Beardstown, Petersburg, Winchester, Jacksonville, Springfield, Taylorville, Decatur, Sullivan, Tuscola, Charleston, Mattoon, Paris, Shelbyville, Greenup, Marshall, Effingham, Newton, and Robinson 709 AM CDT Mon May 10 2021 ...FROST ADVISORY HAS EXPIRED... Temperatures are warming this morning, therefore the advisory has been allowed to expire. Frost is possible again Tuesday night. $$
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 5:53 AM CDT | Special Weather Statement | ILX | Clay, Effingham, Jasper, Richland | 52 min |
| May 9, 6:27 AM CDT | Special Weather Statement | ILX | Crawford, Jasper, Lawrence, Richland | 48 min |
Nearby
Frost Advisories in Illinois, 2021Every frost advisory 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.