Alert archive / Mississippi / Flash Flood Watches in 2020

Flash Flood Watch 4, NWS Jackson, MS

February 11, 202030 counties in Mississippi; 5 parishes in Louisiana; Ashley County, Chicot County, Arkansas

NWS Jackson, MS issued this flash flood watch at Feb 11, 2020, 3:34 AM CST for 30 counties in Mississippi; 5 parishes in Louisiana; Ashley County, Chicot County, Arkansas. It took effect at Feb 11, 2020, 6:00 PM CST. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Feb 11, 2020, 3:34 AM CST (09:34 UTC)
In effect from
Feb 11, 2020, 6:00 PM CST
Expired
Feb 13, 2020, 4:53 AM CST
In force
35 hr
Issued by
NWS Jackson, MS
All 37 counties

Ashley County, AR, Chicot County, AR, East Carroll Parish, LA, Madison Parish, LA, Morehouse Parish, LA, Richland Parish, LA, West Carroll Parish, LA, Attala County, MS, Bolivar County, MS, Carroll County, MS, Choctaw County, MS, Clay County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Kemper County, MS, Lauderdale County, MS, Leake County, MS, Leflore County, MS, Lowndes County, MS, Madison County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Sunflower County, MS, Warren County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 81 km from the middle of the area, began a volume at 09:37 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.

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, MS wrote its last area forecast discussion before this flash flood watch went out at Feb 10, 5:55 PM CST, 9 hours 39 minutes earlier.

Area forecast discussion, Feb 10, 5:55 PM CST, 9 hours 39 minutes before
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Hazardous weather outlook, Feb 10, 4:32 PM CST, 11 hours 2 minutes before
Hazardous Weather Outlook
National Weather Service Jackson MS
432 PM CST Mon Feb 10 2020

ARZ074-075-LAZ007>009-MSZ019-025>039-041-112245-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Sunflower-
Leflore-Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-Choctaw-
Oktibbeha-Washington-Humphreys-Holmes-Attala-Winston-Noxubee-
Sharkey-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of southeast
Arkansas, northeast Louisiana, central Mississippi, and north
central Mississippi.

.DAY ONE...Tonight and Tuesday

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...The rest of this afternoon through tonight

FLOODING
THREAT...Significant
TIMING...The rest of this afternoon through tonight

Isolated strong severe thunderstorms are possible through early
this evening. Some thunderstorms could produce damaging wind
gusts and small hail. A tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/2.png)

Widespread flash flooding is likely through tonight and
significant flooding is possible. Many roads could be flooded or
closed and some structural flooding and water rescues are likely.
Moderate to major river flooding will also be likely.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region remainder
of the afternoon through tonight and Wednesday through
Wednesday night.

MSZ018-112245-
Bolivar-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of northwest
Mississippi.

.DAY ONE...Tonight and Tuesday

FLOODING
THREAT...Significant
TIMING...The rest of this afternoon through tonight

Widespread flash flooding is likely through tonight and
significant flooding is possible. Many roads could be flooded or
closed and some structural flooding and water rescues are likely.
Moderate to major river flooding will also be likely.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region Wednesday
through Wednesday night.

LAZ015-MSZ040-042-112245-
Richland-Issaquena-Yazoo-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of northeast
Louisiana, central Mississippi, and west central Mississippi.

.DAY ONE...Tonight and Tuesday

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...The rest of this afternoon through tonight

FLOODING
THREAT...Significant
TIMING...The rest of this afternoon through tonight

Severe thunderstorms are possible through early this evening.
Some thunderstorms could produce damaging wind gusts up to 60 mph
and quarter size hail. A tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/2.png)

Widespread flash flooding is likely through tonight and
significant flooding is possible. Many roads could be flooded or
closed and some structural flooding and water rescues are likely.
Moderate to major river flooding will also be likely.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region remainder
of the afternoon through tonight and Wednesday through
Wednesday night.

LAZ016-023-025-MSZ043>045-047>051-053-054-112245-
Madison LA-Franklin LA-Tensas-Madison MS-Leake-Neshoba-Warren-
Hinds-Rankin-Scott-Newton-Claiborne-Copiah-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of northeast
Louisiana, central Mississippi, and southwest Mississippi.

.DAY ONE...Tonight and Tuesday

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...The rest of this afternoon through tonight

FLOODING
THREAT...Elevated
TIMING...The rest of this afternoon through tonight

Severe thunderstorms are possible through early this evening.
Some thunderstorms could produce damaging wind gusts up to 60 mph
and quarter size hail. A tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/2.png)

Areas of flash flooding are likely through tonight and some roads
could be flooded or closed. Some structures may be potentially
threatened by high water. Moderate to major river flooding is
also possible.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region remainder
of the afternoon through tonight and Wednesday through
Wednesday night.

MSZ046-052-056-112245-
Kemper-Lauderdale-Smith-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of central
Mississippi, and east central Mississippi.

.DAY ONE...Tonight and Tuesday

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...The rest of this afternoon through tonight

FLOODING
THREAT...Elevated
TIMING...The rest of this afternoon through tonight

Isolated strong severe thunderstorms are possible through early
this evening. Some thunderstorms could produce damaging wind
gusts and small hail. A tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/2.png)

Areas of flash flooding are likely through tonight and some roads
could be flooded or closed. Some structures may be potentially
threatened by high water. Moderate to major river flooding is
also possible.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region remainder
of the afternoon through tonight and Wednesday through
Wednesday night.

LAZ024-026-MSZ055-059>061-112245-
Catahoula-Concordia-Simpson-Jefferson-Adams-Franklin MS-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of northeast
Louisiana, central Mississippi, and southwest Mississippi.

.DAY ONE...Tonight and Tuesday

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...The rest of this afternoon through tonight

FLOODING
THREAT...Limited
TIMING...The rest of this afternoon through tonight

Severe thunderstorms are possible through early this evening.
Some thunderstorms could produce damaging wind gusts up to 60 mph
and quarter size hail. A tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/2.png)

Localized flash flooding is possible through tonight,
particularly in low lying and urban areas. Minor river flooding
is also possible.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region remainder
of the afternoon through tonight and Wednesday through
Wednesday night.

MSZ057-058-062>065-112245-
Jasper-Clarke-Lincoln-Lawrence-Jefferson Davis-Covington-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of east central
Mississippi, south central Mississippi, and southeast
Mississippi.

.DAY ONE...Tonight and Tuesday

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...The rest of this afternoon through tonight

FLOODING
THREAT...Limited
TIMING...The rest of this afternoon through tonight

Isolated strong severe thunderstorms are possible through early
this evening. Some thunderstorms could produce damaging wind
gusts and small hail. A tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/2.png)

Localized flash flooding is possible through tonight,
particularly in low lying and urban areas. Minor river flooding
is also possible.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region remainder
of the afternoon through tonight and Wednesday through
Wednesday night.

MSZ066-072-073-112245-
Jones-Marion-Lamar-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of south central
Mississippi, and southeast Mississippi.

.DAY ONE...Tonight and Tuesday

FLOODING
THREAT...Limited
TIMING...The rest of this afternoon through tonight

Localized flash flooding is possible through tonight,
particularly in low lying and urban areas. Minor river flooding
is also possible.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region Wednesday
through Wednesday night.

MSZ074-112245-
Forrest-
432 PM CST Mon Feb 10 2020

This hazardous weather outlook is for portions of southeast
Mississippi.

.DAY ONE...Tonight and Tuesday

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Tuesday night through Sunday

Severe thunderstorms and additional heavy rainfall causing flash
flooding will affect most of the forecast area Wednesday through
Wednesday night. Moderate to major river flooding is also
expected to continue across the area as a result of recent and
additional rounds of rainfall.

(https://www.weather.gov/images/jan/graphicast/3.png)
(https://www.weather.gov/images/jan/graphicast/4.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region Wednesday
through Wednesday night.

NF

&&

...HAZARD LEGEND...

*SEVERE THUNDERSTORMS*
High...Significant severe thunderstorms and tornadoes are
 likely with strong or violent tornadoes possible.
Moderate...Significant severe thunderstorms and tornadoes are
 likely with strong tornadoes possible.
Enhanced...Severe thunderstorms are likely and tornadoes are
 possible.
Slight...Severe thunderstorms and tornadoes are possible.
Marginal...Isolated severe thunderstorms are possible.

*FLOODING*
Extreme...Widespread and significant flooding is likely.
Significant...Widespread flash flooding is likely
 and significant flooding is possible.
Elevated...Areas of flash flooding likely.
Limited...Localized flash flooding is possible.

...USEFUL WEATHER WEB PAGES (URLS)...

NWS JAN Home page...
   https://www.weather.gov/jan
Stay Aware, Stay Safe NWS JAN Briefing Page...
   https://www.weather.gov/jan/safe
Latest Weather Briefing...
   https://www.weather.gov/jan/weather_briefing

Find NWS JAN on Facebook...
   https://www.facebook.com/NWSJacksonMS
Follow NWS JAN on Twitter...
   @NWSJacksonMS
Follow NWS JAN on Youtube...
   https://www.youtube.com/user/NWSJacksonMiss

...ADDITIONAL URLS FOR SEVERE WEATHER ISSUES...

Storm Prediction Center (SPC)...
   https://www.spc.noaa.gov/
Meso Analysis...
   https://www.spc.noaa.gov/exper/mesoanalysis/
Day 1 through 3 Outlooks...
   https://www.spc.noaa.gov/products/outlook/
Storm Reports...
   https://www.spc.noaa.gov/climo/online/
...ADDITIONAL URLS FOR FLOODING ISSUES...

Current Watches and Warnings...
   https://www.weather.gov/jan/safe_HeavyRain

Observed Precipitation Images...
   https://www.weather.gov/jan/precipmaps

River Forecast Center...
   https://www.weather.gov/lmrfc/
Significant River Flood Outlook...
   https://www.wpc.ncep.noaa.gov/nationalfloodoutlook/index.html
Day 1 through 3 Excessive Rainfall...
   https://www.wpc.ncep.noaa.gov/qpf/excess_rain.shtml
Excessive Rainfall Discussion...
   https://www.wpc.ncep.noaa.gov/discussions/qpferd.html
Day 1 through 7 QPF...
   https://www.wpc.ncep.noaa.gov/qpf/qpf2.shtml
QPF Discussion...
   https://www.wpc.ncep.noaa.gov/discussions/qpfpfd.html

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 10, 8:49 PM CSTTornado WarningJANHinds, Madison, Yazoo56 min
Feb 10, 11:13 PM CSTFlash Flood WarningJANAttala, Choctaw, Clay, Lowndes, Montgomery, Oktibbeha and 1 more5 hr
Feb 10, 11:37 PM CSTSpecial Weather StatementJANIssaquena, Sharkey53 min
Feb 11, 2:05 AM CSTAreal Flood WarningJANAttala, Hinds, Holmes, Issaquena, Leake, Madison and 3 more6 hr
Feb 11, 2:11 AM CSTAreal Flood WarningJANKemper, Neshoba, Noxubee, Winston6 hr
Feb 11, 9:41 AM CSTRiver Flood WarningJANClay, Lowndes5 days

Nearby

Flash Flood Watches in Mississippi, 2020Flash Flood Watches in Louisiana, 2020Flash Flood Watches in Arkansas, 2020Every flash flood watch 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; radar from the NEXRAD Level II archive.