Local Statement for Birmingham, AL

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September 11, 2017

URGENT - IMMEDIATE BROADCAST REQUESTED Irma Local Watch/Warning Statement/Advisory Number 50 National Weather Service Birmingham AL AL112017 1058 AM CDT Mon Sep 11 2017

ALZ017-120000-

/O.CON.KBMX.TR.W.1011.000000T0000Z-000000T0000Z/ Blount-

1058 AM CDT Mon Sep 11 2017

...TROPICAL STORM WARNING REMAINS IN EFFECT...

* LOCATIONS AFFECTED

- Oneonta

* WIND

- LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 30-40 mph with gusts to 55 mph

- CURRENT THREAT TO LIFE AND PROPERTY: Elevated

- The wind threat has remained nearly steady from the previous assessment.

- Emergency plans should include a reasonable threat for tropical storm force wind of 39 to 57 mph.

- To be safe, prepare for the potential of limited wind impacts. Remaining efforts to secure properties should now be brought to completion.

- Hazardous wind is possible. Failure to adequately shelter may result in serious injury. Move to safe shelter before the wind becomes hazardous.

- POTENTIAL IMPACTS: Limited

- Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about.

- Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted. Some fences and roadway signs blown over.

- A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways.

- Scattered power and communications outages.

* FLOODING RAIN

- LATEST LOCAL FORECAST:

- Peak Rainfall Amounts: Additional 2-4 inches, with locally higher amounts

- CURRENT THREAT TO LIFE AND PROPERTY: Elevated

- The flooding rain threat has remained nearly steady from the previous assessment.

- Emergency plans should include a reasonable threat for minor flooding where peak rainfall totals are near amounts conducive for localized flash flooding and rapid inundation.

- To be safe, prepare for the potential of limited flooding rain impacts.

- Localized flooding is possible. If flood related watches and warnings are issued, heed recommended actions.

- POTENTIAL IMPACTS: Limited

- Localized rainfall flooding may prompt a few evacuations.

- Rivers and tributaries may quickly rise with swifter currents. Small streams, creeks, canals, arroyos, and ditches may become swollen and overflow in spots.

- Flood waters can enter a few structures, especially in usually vulnerable spots. A few places where rapid ponding of water occurs at underpasses, low-lying spots, and poor drainage areas. Several storm drains and retention ponds become near-full and begin to overflow. Some brief road and bridge closures.[...]

Click here to read more at The National Hurricane Center

News date : 09/11/2017    Category : Hurricane, Weather

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