Alert archive / Missouri / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 222, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Jul 20, 2015, 7:21 PM CDT for Howell County, Oregon County, Shannon County, Missouri. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 20, 2015, 7:21 PM CDT (00:21 UTC)
- Expired
- Jul 20, 2015, 8:00 PM CDT
- In force
- 39 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Howell County, MO, Oregon County, MO, Shannon County, MO
The radar
The Springfield radar (KSGF), 168 km from the middle of the area, began a volume at 00:24 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
Topeka, KS (KFOE), launched 00:00Z, 0.4 hours before the alert went out and 429 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
- 1564 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1231 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 20, 7:05 PM CDT, 16 minutes earlier.
Area forecast discussion, Jul 20, 7:05 PM CDT, 16 minutes before
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</html>Hazardous weather outlook, Jul 20, 3:35 PM CDT, 3 hours 46 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SPRINGFIELD MO 335 PM CDT MON JUL 20 2015 KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-212045- BOURBON-CRAWFORD-CHEROKEE-BENTON-MORGAN-MILLER-MARIES-VERNON- ST. CLAIR-HICKORY-CAMDEN-PULASKI-PHELPS-BARTON-CEDAR-POLK-DALLAS- LACLEDE-TEXAS-DENT-JASPER-DADE-GREENE-WEBSTER-WRIGHT-NEWTON- LAWRENCE-CHRISTIAN-DOUGLAS-HOWELL-SHANNON-MCDONALD-BARRY-STONE- TANEY-OZARK-OREGON- 335 PM CDT MON JUL 20 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE MISSOURI OZARKS AND EXTREME SOUTHEAST KANSAS. .DAY ONE...THIS AFTERNOON AND TONIGHT. WEATHER HAZARDS EXPECTED... LIMITED THUNDERSTORM WIND DAMAGE RISK. LIMITED FLOODING RISK. ELEVATED LIGHTNING RISK. ELEVATED EXCESSIVE HEAT RISK. DISCUSSION... AFTERNOON HEAT INDEX VALUES IN THE 100 TO 108 DEGREE RANGE WILL OCCUR THIS AFTERNOON AND EARLY THIS EVENING...WITH THE WARMEST READINGS ACROSS EXTREME SOUTHEASTERN KANSAS AND SOUTHERN MISSOURI. SCATTERED STRONG TO MARGINAL SEVERE STORMS ARE EXPECTED TO DEVELOP LATER THIS AFTERNOON AND EVENING. STORMS ARE EXPECTED TO DEVELOP NORTH OF HIGHWAY 60 AND MOVE SOUTH INTO THE OVERNIGHT HOURS AS A COLD FRONT APPROACHES. THE MAIN CONCERNS WITH THIS ACTIVITY WILL BE WIND GUSTS UP TO 55 MPH AND SMALL HAIL. LOCALLY HEAVY RAINFALL IS POSSIBLE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THUNDERSTORMS WILL REMAIN POSSIBLE AT TIMES TUESDAY THROUGH THURSDAY NIGHT. LOCALLY HEAVY RAINFALL IS POSSIBLE. AFTERNOON HEAT INDEX VALUES WILL THEN AGAIN APPROACH 100 DEGREES BY THE END OF THIS WEEK INTO THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT. && MORE DETAILED INFORMATION CAN BE ACCESSED AT: HTTP://WWW.WEATHER.GOV/SGF/SITREP(ALL LOWERCASE) THIS PRODUCT IN GRAPHICAL FORMAT...ALONG WITH OTHER WEATHER... HYDROLOGICAL AND CLIMATE INFORMATION...AT HTTP://WWW.WEATHER.GOV/SGF(ALL LOWERCASE) GRIFFIN
In the hours before
Special weather statement, Jul 20, 5:24 PM CDT, 1 hour 57 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
524 PM CDT MON JUL 20 2015
MOZ102-103-202245-
BARRY MO-STONE MO-
524 PM CDT MON JUL 20 2015
...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL STONE AND NORTHERN BARRY
COUNTIES UNTIL 545 PM CDT...
AT 519 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
A CLUSTER OF STRONG THUNDERSTORM EXTEDNING FROM NEAR PURDY EAST TO
THE GALENA AREA IN STONE COUNTY. STORMS ARE TRACKING EAST AT 20 MPH.
WINDS AROUND 50 MPH ARE EXPECTED WITH THESE STORMS ALONG WITH HEAVY
RAIN.
LOCATIONS IMPACTED INCLUDE BRANSON WEST...BUTTERFIELD...CAPE FAIR...
CRANE...ELSEY...GALENA...JENKINS...MADRY...MCDOWELL...MONETT...
PIONEER...PLEASANT RIDGE...PONCE DE LEON...PURDY...REEDS SPRING...
WHEATON AND WHEELERVILLE.
OTHER LOCATIONS IN THIS SIGNIFICANT WEATHER ADVISORY INCLUDE TABLE
ROCK LAKE.
PEOPLE IN CENTRAL STONE AND NORTHERN BARRY COUNTIES...INCLUDING
PURDY...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR
POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD
SEVERE WEATHER THREATEN.
HEAVY RAINS MAY QUICKLY FLOOD LOW LYING AREAS SUCH AS CREEKS...
DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS AS AUTOMOBILES CAN QUICKLY STALL.
LAT...LON 3672 9407 3693 9405 3692 9333 3691 9333
3691 9334 3682 9334 3682 9333 3667 9333
TIME...MOT...LOC 2221Z 284DEG 18KT 3682 9393
DSASpecial weather statement, Jul 20, 5:57 PM CDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD MO 557 PM CDT MON JUL 20 2015 MOZ090-202330- GREENE MO- 557 PM CDT MON JUL 20 2015 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN GREENE COUNTY UNTIL 630 PM CDT... AT 555 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR CENTRAL SPRINGFIELD...OR 7 MILES NORTH OF BATTLEFIELD...MOVING EAST AT 20 MPH. PENNY SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THIS STORM. IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS. LAT...LON 3729 9308 3709 9307 3716 9347 3733 9339 TIME...MOT...LOC 2257Z 290DEG 16KT 3721 9332 DSA
Local storm report, Jul 20, 6:36 PM CDT, 45 minutes before
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</html>Local storm report, Jul 20, 7:17 PM CDT, 4 minutes before
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</html>The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 7:38 PM CDT | Severe Thunderstorm Warning | SGF | Howell, Oregon, Ozark | 45 min |
| Jul 21, 2:58 PM CDT | Special Weather Statement | SGF | Lawrence | 32 min |
| Jul 21, 3:18 PM CDT | Areal Flood Advisory | SGF | Barry, Lawrence | 6 hr |
| Jul 21, 3:42 PM CDT | Special Weather Statement | SGF | Lawrence | 33 min |
| Jul 21, 4:24 PM CDT | Areal Flood Advisory | SGF | Christian, Stone, Taney | 6 hr |
| Jul 21, 7:03 AM CDT | Flash Flood Warning | SGF | Cherokee, Crawford | 6 hr |
Nearby
Severe Thunderstorm Warnings in Missouri, 2015Every severe thunderstorm warning in 2015
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.