Alert archive / Mississippi / Flash Flood Watches in 2021
Flash Flood Watch 7, NWS Mobile, AL
NWS Mobile, AL issued this flash flood watch at May 1, 2021, 2:40 PM CDT for Mobile County, Washington County, Alabama; 4 counties in Mississippi. It took effect at May 2, 2021, 10:00 AM CDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- May 1, 2021, 2:40 PM CDT (19:40 UTC)
- In effect from
- May 2, 2021, 10:00 AM CDT
- Expired
- May 2, 2021, 3:05 PM CDT
- In force
- 5 hr
- Issued by
- NWS Mobile, AL
- Flood severity
- None
Counties Mobile County, AL, Washington County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS
The radar
The Mobile radar (KMOB), 53 km from the middle of the area, began a volume at 19:44 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 7.7 hours before the alert went out and 133 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1869 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
312 WGUS64 KMOB 011940 FFAMOB URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mobile AL 240 PM CDT Sat May 1 2021 ALZ052-261-263-265-MSZ075-076-078-079-020400- /O.NEW.KMOB.FF.A.0007.210502T1500Z-210503T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Washington-Mobile Inland-Mobile Central-Mobile Coastal-Perry- Greene-Stone-George- Including the cities of Chatom, Wiggins, Lucedale, Millry, Mobile, Beaumont, Leakesville, Citronelle, Dauphin Island, Theodore, Richton, Grand Bay, Saraland, McLain, Bayou La Batre, Prichard, and New Augusta 240 PM CDT Sat May 1 2021 ...FLASH FLOOD WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... The National Weather Service in Mobile has issued a * Flash Flood Watch for Portions of southwest Alabama, including the following areas, Mobile Central, Mobile Coastal, Mobile Inland and Washington. Portions of southeast Mississippi, including the following areas, George, Greene, Perry and Stone. * From Sunday morning through late Sunday night. * A line of showers and thunderstorms will move across the region Sunday morning and continue through Sunday night. Between 2-4 inches of rain is anticipated over the Watch area, with locally higher amounts possible where storms train over the same areas. This will lead to an increased threat of flash flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
4 follow-up statements
764 WGUS64 KMOB 020358 FFAMOB Flood Watch National Weather Service Mobile AL 1058 PM CDT Sat May 1 2021 ALZ052-261-263-265-MSZ075-076-078-079-021200- /O.CON.KMOB.FF.A.0007.210502T1500Z-210503T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Washington-Mobile Inland-Mobile Central-Mobile Coastal-Perry- Greene-Stone-George- Including the cities of Chatom, Millry, Citronelle, Saraland, Mobile, Prichard, Theodore, Bayou La Batre, Dauphin Island, Grand Bay, Beaumont, New Augusta, Richton, Leakesville, McLain, Wiggins, and Lucedale 1058 PM CDT Sat May 1 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 10 AM CDT SUNDAY THROUGH LATE SUNDAY NIGHT... The Flash Flood Watch continues for * Portions of southwest Alabama and southeast Mississippi, including the following areas, in southwest Alabama, Mobile Central, Mobile Coastal, Mobile Inland, and Washington. In southeast Mississippi, George, Greene, Perry, and Stone. * From 10 AM CDT Sunday through late Sunday night * A line of showers and thunderstorms will move across the region Sunday morning and continue through Sunday night. Between 2-4 inches of rain is anticipated over the Watch area, with locally higher amounts possible where storms train over the same areas. This will lead to an increased threat of flash flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
654 WGUS64 KMOB 021223 FFAMOB Flood Watch National Weather Service Mobile AL 723 AM CDT Sun May 2 2021 ALZ052-261-263-265-MSZ075-076-078-079-022100- /O.CON.KMOB.FF.A.0007.210502T1500Z-210503T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Washington-Mobile Inland-Mobile Central-Mobile Coastal-Perry- Greene-Stone-George- Including the cities of Chatom, Millry, Citronelle, Saraland, Mobile, Prichard, Theodore, Bayou La Batre, Dauphin Island, Grand Bay, Beaumont, New Augusta, Richton, Leakesville, McLain, Wiggins, and Lucedale 723 AM CDT Sun May 2 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... The Flash Flood Watch continues for * Portions of southwest Alabama and southeast Mississippi, including the following areas, in southwest Alabama, Mobile Central, Mobile Coastal, Mobile Inland, and Washington. In southeast Mississippi, George, Greene, Perry, and Stone. * Through late tonight * A line of showers and thunderstorms will move across the region this morning and continue through Sunday night. Between 2-4 inches of rain is anticipated over the Watch area, with locally higher amounts possible where storms train over the same areas. This will lead to an increased threat of flash flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
841 WGUS64 KMOB 021810 FFAMOB Flood Watch National Weather Service Mobile AL 110 PM CDT Sun May 2 2021 ALZ052-261-263-265-MSZ075-076-078-079-030600- /O.CON.KMOB.FF.A.0007.000000T0000Z-210503T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Washington-Mobile Inland-Mobile Central-Mobile Coastal-Perry- Greene-Stone-George- Including the cities of Chatom, Wiggins, Lucedale, Millry, Mobile, Beaumont, Leakesville, Citronelle, Dauphin Island, Theodore, Richton, Grand Bay, Saraland, McLain, Bayou La Batre, Prichard, and New Augusta 110 PM CDT Sun May 2 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY... The Flash Flood Watch continues for * Portions of southwest Alabama, including the following areas, Mobile Central, Mobile Coastal, Mobile Inland and Washington. Portions of southeast Mississippi, including the following areas, George, Greene, Perry and Stone. * Until 1 AM CDT Monday. * Showers and storms will move across the area through tonight. Between 2-4 inches of rain is anticipated over the watch area, with locally higher amounts possible where storms train over the same areas. This will lead to an increased threat of flash flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$
905 WGUS64 KMOB 022005 FFAMOB Flood Watch National Weather Service Mobile AL 305 PM CDT Sun May 2 2021 ALZ052-261-263-265-MSZ075-076-078-079-022115- /O.CAN.KMOB.FF.A.0007.000000T0000Z-210503T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Washington-Mobile Inland-Mobile Central-Mobile Coastal-Perry- Greene-Stone-George- Including the cities of Chatom, Wiggins, Lucedale, Millry, Mobile, Beaumont, Leakesville, Citronelle, Dauphin Island, Theodore, Richton, Grand Bay, Saraland, McLain, Bayou La Batre, Prichard, and New Augusta 305 PM CDT Sun May 2 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of southwest Alabama and southeast Mississippi has been cancelled. While showers and storms will occasionally affect the area through tonight, rainfall amounts are not expected to be sufficient to result in flash flooding. $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 10:29 AM CDT | Rip Current Statement | MOB | Baldwin, Mobile | 6 days |
Nearby
Flash Flood Watches in Mississippi, 2021Flash Flood Watches in Alabama, 2021Every flash flood watch in 2021
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.