Alert archive / Oklahoma / Mesoscale Discussions in 2020
Mesoscale Discussion 1076
The Storm Prediction Center issued this mesoscale discussion at Jul 2, 2020, 11:34 AM CDT for 12 counties in Oklahoma. It was in force for 116 min.
The area
The outline as issued.
The facts
- Issued
- Jul 2, 2020, 11:34 AM CDT (16:34 UTC)
- Expired
- Jul 2, 2020, 1:30 PM CDT
- In force
- 116 min
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch unlikely
- Chance of a watch
- 20%
Counties Cleveland County, OK, Creek County, OK, Lincoln County, OK, Logan County, OK, Okfuskee County, OK, Oklahoma County, OK, Okmulgee County, OK, Payne County, OK, Pottawatomie County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK
The radar
The Norman radar (KTLX), 79 km from the middle of the area, began a volume at 16:35 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
Norman, OK (KOUN), launched 12:00Z, 4.6 hours before the alert went out and 95 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
- 2396 J/kg
- Mixed-layer CIN
- -200 J/kg
- Mixed-layer LCL
- 1062 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 2:30 PM CDT | Mesoscale Discussion | SPC | Beaver, Cimarron, Texas | 2 hr |
| Jul 2, 4:44 PM CDT | Mesoscale Discussion | SPC | Adair, Atoka, Carter, Cherokee, Coal, Delaware and 11 more | 2 hr |
Nearby
Mesoscale Discussions in Oklahoma, 2020Every mesoscale discussion in 2020
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.