Hail, Sioux
- When
- April 13, 5:10 PM CST
- Where
- Sioux County, Sheldon
- Measured
- 1 in hail
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 43.183, -95.867
Hail in Iowa, April 13, 2001
1 hail, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
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.
What forecasters said that day
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 Sioux Falls, SD wrote its last area forecast discussion before the first event at Apr 13, 2:21 PM CST, 2 hours 49 minutes earlier.
Area forecast discussion, Apr 13, 2:21 PM CST, 2 hours 49 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA NATIONAL WEATHER SERVICE SIOUX FALLS SD 321 PM CDT FRI APR 13 2001 SATELLITE LOOPS COMBINED WITH EXPECTED FLOW PATTERN SUGGESTS PATCHY CLOUD COVER TONIGHT AFTER BAND OF SHOWERS AND ASSOCIATED CLOUDS MOVE EAST OF FORECAST AREA WITHIN A FEW HOURS AFTER FORECAST RELEASE TIME. SHORT WAVE SATURDAY AND SATURDAY NIGHT. RIGHT REAR QUAD OF JET STREAM SPEED MAX OVER FORECAST AREA SATURDAY NIGHT. SIGNIFICANT SURFACE FRONTOGENESIS AND FRONT INDICATED IN ISOBARIC PATTERN FOR SATURDAY NIGHT. 300 MB TO 500 MB Q VECTOR DIVERGENCE SATURDAY NIGHT. SOME 500 MB PVA AND 300 MB TO 500 MB Q VECTOR DIVERGENCE AHEAD OF FRONT. THIS COMBINED WITH MOISTURE CONVERGENCE AND WARM AIR ADVECTION AHEAD OF FRONT INDICATES SCATTERED SHOWERS AND THUNDERSTORMS FOR SATURDAY AFTERNOON. SYSTEM MOVES THROUGH FAST WITH BEST DYNAMICS EAST OF FORECAST AREA BY 12Z SUNDAY. SAME FIELDS EXAMINED FOR SECOND FRONT SUNDAY AND SUNDAY NIGHT. FRONT INDICATED IN FRONTOGENESIS FIELD BUT WEAKER DIVERGENCE IN 300 MB TO 500 MB Q VECTOR FIELD AT 60 HOURS. JET STREAM DYNAMICS 300 MB TO 500 MB Q VECTOR DIVERGENCE WOULD SUGGEST CHANCE OF PRECIPITATION INTO EARLY MONDAY...BUT MOISTURE AND OMEGA FIELDS AS DEPICTED IN TIME SECTIONS AND 850 MB TO 700 MB PLAN VIEW LAYER SUGGEST PRECIPITATION WILL BE SOUTH OF AREA BY 12Z. SURFACE FRONTOGENESIS ALSO SUGGESTS THAT LOWER LEVEDL DYNAMICS WILL BE SOUTH OF FORECAST AREA BY 12Z. SO AT THIS TIME WILL LEAVE PRECIPITATION OUT OF FORECAST FOR MONDAY. .FSD...NONE BLOOM
The radar
The Sioux Falls radar (KFSD), 83 km away, was scanning. The volume nearest the first event began at 23:12 UTC.
Event by event
1 hail. Local standard time, as filed.
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Rip Current in Florida, April 13, 2001
- Flooding in Iowa, April 13 to 30, 2001
- Flood in New York, April 13 to 16, 2001
- High Surf in Hawaii, April 13 to 15, 2001
- Flooding in Missouri, April 13 to 30, 2001
- Flooding in Illinois, April 13 to 30, 2001
- Flood in Connecticut, April 13 to 20, 2001
- Flood in Connecticut, April 13 to 21, 2001
- Flood in Vermont, April 13 to 15, 2001
More
Every storm in Iowa in 2001Every state in 2001This day in weather historyWarnings in Iowa, April 2001
Sources
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: 5242732.