Alert archive / Nebraska / Special Weather Statements in 2016
Special Weather Statement, NWS Omaha, NE
NWS Omaha, NE issued this special weather statement at Aug 1, 2016, 11:52 PM CDT for Boone County, Nebraska. It was in force for 38 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
- Aug 1, 2016, 11:52 PM CDT (04:52 UTC)
- Expired
- Aug 2, 2016, 12:30 AM CDT
- In force
- 38 min
- Issued by
- NWS Omaha, NE
County Boone County, NE
The radar
The Omaha radar (KOAX), 141 km from the middle of the area, began a volume at 04:52 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
Omaha, NE (KOAX), launched 00:00Z, 4.9 hours before the alert went out and 141 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
- 425 J/kg
- Mixed-layer CIN
- -377 J/kg
- Mixed-layer LCL
- 1200 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 200 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>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 Omaha, NE wrote its last area forecast discussion before this special weather statement went out at Aug 1, 6:18 PM CDT, 5 hours 34 minutes earlier.
Area forecast discussion, Aug 1, 6:18 PM CDT, 5 hours 34 minutes before
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</html>Hazardous weather outlook, Aug 1, 4:21 PM CDT, 7 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 421 PM CDT MON AUG 1 2016 IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034- 042>045-050>053-065>068-078-088>093-021130- MONONA-HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT- PAGE-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON- STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-WASHINGTON-BUTLER- SAUNDERS-DOUGLAS-SARPY-SEWARD-LANCASTER-CASS-OTOE-SALINE- JEFFERSON-GAGE-JOHNSON-NEMAHA-PAWNEE-RICHARDSON- 421 PM CDT MON AUG 1 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST IOWA...WEST CENTRAL IOWA...EAST CENTRAL NEBRASKA...NORTHEAST NEBRASKA AND SOUTHEAST NEBRASKA. .DAY ONE...TONIGHT AND TUESDAY THERE IS A SMALL CHANCE FOR SEVERE THUNDERSTORMS IN NORTHEAST NEBRASKA AND WEST CENTRAL IOWA THROUGH THE EVENING...WITH LARGE HAIL BEING THE PRIMARY HAZARD. LOCALLY HEAVY RAIN COULD OCCUR WITH ANY STORMS THROUGH THE NIGHT. SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP THROUGH THE EVENING FROM NORTHEAST NEBRASKA INTO WEST CENTRAL IOWA. THESE STORMS ARE EXPECTED TO SPREAD EAST AND SOUTHEAST ACROSS THE REST OF EASTERN NEBRASKA AND SOUTHWEST IOWA DURING THE EVENING AND OVERNIGHT...HOWEVER SEVERE STORMS ARE NOT EXPECTED AT THIS TIME. THERE WILL BE A LINGERING CHANCE FOR THUNDERSTORMS DURING THE MORNING TUESDAY...MAINLY SOUTH OF INTERSTATE 80. AGAIN SEVERE STORMS ARE NOT EXPECTED. HEAT INDEX READINGS TUESDAY AFTERNOON WILL LIKELY REACH THE 98 TO 105 RANGE IN MUCH OF EASTERN NEBRASKA AND SOUTHWEST IOWA. .DAYS TWO THROUGH SEVEN...TUESDAY NIGHT THROUGH MONDAY HOT AND HUMID WEATHER WILL CONTINUE FROM TUESDAY THROUGH THURSDAY. HEAT INDEX READINGS OF 100 TO 105 WILL BE POSSIBLE ALL THREE DAYS...ESPECIALLY ALONG AND SOUTH OF AN AREA FROM COLUMBUS TO TEKAMAH TO ATLANTIC. PERIODS OF THUNDERSTORMS ARE POSSIBLE FROM THURSDAY THROUGH SATURDAY AS A FRONTAL SYSTEM ENTERS THEN STALLS ACROSS THE CENTRAL PLAINS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION SHOULD NOT BE NEEDED TONIGHT OR TUESDAY.
In the hours before
Special weather statement, Aug 1, 11:52 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 12:08 AM CDT | Special Weather Statement | OAX | Stanton | 52 min |
| Aug 2, 12:16 AM CDT | Special Weather Statement | OAX | Madison | 29 min |
| Aug 2, 12:21 AM CDT | Special Weather Statement | OAX | Cuming | 24 min |
| Aug 2, 12:36 AM CDT | Areal Flood Advisory | OAX | Boone | 5 hr |
| Aug 2, 12:46 AM CDT | Special Weather Statement | OAX | Stanton | 29 min |
| Aug 2, 12:50 AM CDT | Special Weather Statement | OAX | Dodge | 25 min |
| Aug 2, 2:12 AM CDT | Special Weather Statement | OAX | Butler | 48 min |
| Aug 2, 2:21 AM CDT | Severe Thunderstorm Warning | OAX | Butler, Saunders | 39 min |
| Aug 2, 2:44 AM CDT | Special Weather Statement | OAX | Washington | 46 min |
| Aug 2, 2:46 AM CDT | Special Weather Statement | OAX | Cass, Lancaster | 44 min |
| Aug 2, 2:50 AM CDT | Special Weather Statement | OAX | Douglas, Sarpy | 40 min |
| Aug 2, 3:29 AM CDT | Special Weather Statement | OAX | Cass, Otoe | 46 min |
Nearby
Special Weather Statements in Nebraska, 2016Every special weather statement in 2016
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.