Author Archive: MesoScale Discussion

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SPC Mesoscale Discussion: Severe Potential… Watch Possible 345…

SPC Mesoscale Discussion: Severe Potential… Watch Possible 345…

| August 20, 2018 @ 5:58 pm

Isolated 50-60 mph gusts, capable of wind damage, are possible with any supercell or stronger multicell early this evening. Although a severe thunderstorm watch will probably not be needed across north-central MS to the south of the existing watches, this area will be monitored.

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SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

| August 9, 2018 @ 5:11 pm

Thunderstorms continue develop across portions of Georgia and South Carolina. Severe wind gusts are possible, but an organized severe threat remains unlikely.

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SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

| July 31, 2018 @ 12:51 pm

Scattered thunderstorms are expected to develop this afternoon over parts of Mississippi, Alabama, and Georgia. A few of the stronger cells will pose a risk of damaging wind gusts. Poor convective organization suggests a watch is not expected.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 303…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 303…

| July 22, 2018 @ 3:06 pm

The corridor of greatest threat for severe storms through 22z will be from southwest GA into north-central FL.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 303… 304…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 303… 304…

| July 22, 2018 @ 1:56 pm

Severe storms over southern AL will track southeastward into the FL Panhandle.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 303…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 303…

| July 22, 2018 @ 12:58 pm

Strong storms continue to affect parts of northeast FL.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 303…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 303…

| July 22, 2018 @ 11:27 am

Thunderstorms developing over southern Alabama will likely intensify and become a severe threat in the next 1-2 hours. A new watch or areal extension of WW 303 will be likely.

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SPC Mesoscale Discussion: Severe Potential… Watch Possible

SPC Mesoscale Discussion: Severe Potential… Watch Possible

| July 21, 2018 @ 10:30 pm

Storms should gradually increase in coverage/intensity late this evening into the overnight across southern AL and possibly into the western FL Panhandle. While uncertainty exists regarding the overall extent and magnitude of this late-night severe risk, trends are being monitored for a possible Watch.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 300… 302…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 300… 302…

| July 21, 2018 @ 8:29 pm

Scattered, mostly hail-producing thunderstorms, will continue propagating southeast across the region.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 300…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 300…

| July 21, 2018 @ 6:25 pm

Scattered severe thunderstorms will propagate southeast across ww300 this evening. Large hail remains the most likely severe threat.

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SPC Mesoscale Discussion: Severe Potential… Watch Possible

SPC Mesoscale Discussion: Severe Potential… Watch Possible

| July 21, 2018 @ 2:37 pm

Isolated to widely scattered storms are expected to develop this afternoon over a portion of the southern Appalachian region. Some of the storms will become capable of producing downbursts winds and possibly some hail. Though a severe thunderstorm watch issuance is possible, it remains uncertain whether storm coverage will become sufficient.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 297…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 297…

| July 21, 2018 @ 7:10 am

An ongoing forward-propagating line of storms is expected to advance south through the remainder of the Georgia and eastern Alabama portion of WW 297 through 14Z, and should exit the Georgia portion by 13Z. If severe-weather threat persists at that time in central Georgia, then a tier or two of counties will need to be added by local extension across south-central Georgia.

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SPC Mesoscale Discussion: Severe Thunderstorm Watch 297…

SPC Mesoscale Discussion: Severe Thunderstorm Watch 297…

| July 21, 2018 @ 4:36 am

Occasional damaging wind and isolated large hail remain severe-weather threats across mainly northern into central Georgia, and northeast to eastern Alabama. The overall severe-weather threat across the Tennessee portion of WW 297 is diminishing, with any remaining severe events being sporadic in the short term across middle Tennessee.

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SPC Mesoscale Discussion: Tornado Watch 294… 295…

SPC Mesoscale Discussion: Tornado Watch 294… 295…

| July 21, 2018 @ 1:38 am

New WWs will be coordinated with WFOs across Tennessee, northeast AR, northern Mississippi, northern Alabama and northern Georgia to replace Tornado Watches 294 and 295.

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SPC Mesoscale Discussion: Tornado Watch 294…

SPC Mesoscale Discussion: Tornado Watch 294…

| July 20, 2018 @ 10:21 pm

The threat of severe weather continues across a large area from AR to the OH river with multiple potential corridors of severe.

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SPC Mesoscale Discussion: Severe Potential… Tornado Watch Likely

SPC Mesoscale Discussion: Severe Potential… Tornado Watch Likely

| July 20, 2018 @ 5:54 pm

Severe storms are expected to redevelop during the 00-03Z period along and perhaps ahead of the front, with a few tornadoes, very large hail, and damaging winds. Significant severe weather is possible.

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SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

| July 4, 2018 @ 3:03 pm

Scattered convection continues to increase in coverage and will pose an isolated/brief damaging wind threat through the afternoon. A WW issuance is not anticipated.

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SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

SPC Mesoscale Discussion: Severe Potential… Watch Unlikely

| July 3, 2018 @ 3:53 pm

Isolated severe wind gusts will be possible with storms moving into a moderately unstable airmass. Organization and coverage of storms should remain low. A WW is not anticipated.

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