Winter Storm, Posey
- When
- February 22, 1:00 AM CST to 4:00 AM CST
- Where
- Posey forecast zone
- Reported by
- NEWSPAPER
- Coordinates
- 38.022, -87.868 (the zone’s center; the record gives no point)
Several hours of moderate sleet and snow occurred, sometimes accompanied by thunder and lightning. The sleet accumulated to a depth of one inch.
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PAH wrote it up.
Several hours of moderate sleet and snow occurred, sometimes accompanied by thunder and lightning. The sleet accumulated to a depth of one inch. The liquid equivalent of the precipitation was 0.25 inch at Evansville.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Paducah, KY wrote its last area forecast discussion before the first event at Feb 21, 2:28 PM CST, 10 hours 32 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PADUCAH KY 228 PM CST WED FEB 21 2001 MODELS COMING ONTO SAME PAGE ON S/W TONIGHT. NGM QPF IS LOWEST...ETA /AVN HIGHER. WILL BLEND TOWARD NGM. EVENT IS FAST MOVER AND SHOULD BE OVER BEFORE SUNRISE MOST ZONES. NCEP KEEN ON IDEA OF ICE EVENT PER QPFHSD. PRECIP TYPE WILL BE TRICKY. FIRST NORTHERN AREAS. ELEVATED WARM LAYER GENERALLY SOUTH OF A PERRYVILLE MO TO MADISONVILE KY LINE AT 06Z. NORTH OF LINE...FORECAST SOUNDINGS REMAIN BELOW 0C AND FAVOR SNOW. HOWEVER...H7 THRU H5 TEMPS ARE WARMER THAN IDEAL FOR MAXIMUM GROWTH OF ICE NUCLEI. THIS WOULD SUGGEST A SLEET MIXTURE...WHICH IS WHAT BUFKIT SHOWS. PLAN IS TO ISSUE WINTER WEATHER ADVISORY FOR SNOW MIXING WITH SLEET. WILL MENTION 1 TO 2 INCHES ACCUMULATION...BUT MIXTURE JUSTIFIES ADVISORY. NOW SOUTH OF THE PERRYVILLE TO MADISONVILLE LINE. FORECAST SOUNDINGS INDICATE A 3-5K WARM LAYER ABOVE 925MB WITH AVG TEMP 2-4C. THIS SAYS FREEZING RAIN. MODEL SFC TEMPS VERY CLOSE TO FREEZING MARK MOST OF THE NIGHT. NGM FORECAST SOUNDINGS VERIFYING THE BEST AT 18Z SINCE IT PICKED UP THE COOLER DEWPOINTS. WET BULBING THIS DRY AIR ALLOWS TEMPS TO COOL TO AOB 32F AS PRECIP STARTS. HOWEVER...WARM AFTERNOON TEMPS WILL MAKE IT HARD FOR SOUTHERNMOST COUNTIES TO EXPERIENCE AN ICE EVENT. ANOTHER PROBLEM IS CONVECTION. KSGF ALREADY SEEING LTG. E-W SHOWALTER GRADIENT ALIGNED WITH H85 FRONT WITH GOOD MOISTURE ADVECTION ACROSS AREA. CONVECTION WOULD LOCALLY ENHANCE RAINFALL AND ICING...BUT COULD MIX DOWN WARMER AIR IN SOUTHERNMOST AREAS. CURRENT PLAN IS TO ISSUE FREEZING RAIN ADVISORY SOUTH OF THE ABOVEMENTIONED LINE BUT NOT INCLUDING SOUTHERNMOST COUNTIES OF WRN KY...MENTIONING RAIN OR FREEZING RAIN BUT NOT ADVISORY CRITERIA. ADVISORIES FOR THE OVERNIGHT HOURS ONLY. ON THURSDAY...NO POPS. CLEARING ALL AREAS BY AFTERNOON. WILL UNDERCUT GUIDANCE BY A CAT NORTHERN AND CENTRAL ZONES. CLOUDINESS SHOULD ALREADY BE APPROACHING THURSDAY NIGHT AHEAD OF PACIFIC SYSTEM...BUT WITH H5 RIDGE LINE STILL WEST OF FA WILL GO PARTLY CLOUDY. WILL KEEP PRECIP OUT OF FORECAST FRIDAY...INSTEAD USING INCREASING CLOUDINESS EAST AND MOSTLY CLOUDY WEST. WARM FRONT APPROACHES FRIDAY NIGHT AND WILL INTRODUCE POPS ALL ZONES. COULD BE ELEVATED THUNDER WITH FRONT...BUT MORE LIKELY SATURDAY. FOR EXTENDED...WILL REMOVE PRECIP MENTION SUNDAY ALTHOUGH FLURRIES POSSIBLE FAR NORTH. DRY MONDAY. MRF BRINGS MINOR DISTURBANCE THRU TUESDAY BUT WILL CONTINUE WITH VARIABLE CLOUDINESS WORDING. WEDNESDAY LOOKS DRY AND SLIGHTLY COOLER. THANKS FOR COORD SDF/IND/ILX/MEM/BNA. .PAH...WINTER WEATHER ADVISORY TONIGHT NORTH OF A PERRYVILLE MISSOURI TO MADISONVILLE KY LINE. FREEZING RAIN ADVISORY TONIGHT SOUTH OF THE ABOVEMENTIONED LINE EXCEPT FOR SOUTHERNMOST COUNTIES OF WESTERN KENTUCKY. SDB
The national radar mosaic for the moment the first event began.
4 winter storm. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Indiana in 2001Every state in 2001This day in weather historyWarnings in Indiana, February 2001
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5231847, 5231848, 5231849, 5231850.