Weather

National Weather Service:
Flash Flood Watch , Inland Tropical Wind Warning, Hurricane Statement

Current Conditions
Updated: 8:53 AM CDT on September 06, 2010
Clear McAllen: 81°
Clear
Wind: 4 mph from the North
Dew Point: 75 °F
Pressure: 29.80 in
Heat Index: 87 °F
Humidity: 82%
Visibility: 10.0 miles
Local Radar
Local Satellite
5 Day Forecast for McAllen
Mon Tue Wed Thu Fri
Chance of a Thunderstorm Thunderstorm Rain Chance of Rain Partly Cloudy
Chance of a Thunderstorm Thunderstorm Rain Chance of Rain Partly Cloudy
92° | 77° 88° | 76° 94° | 77° 95° | 79° 97° | 79°
Forecast as of 8:28 am CDT on September 6, 2010

Flash Flood Watch in effect from 7 PM CDT this evening through Tuesday evening... Flash Flood Watch in effect from 7 PM CDT this evening through Tuesday evening...
Rest of Today
Showers likely and slight chance of thunderstorms. Locally heavy rainfall possible. Highs in the lower 90s. Northeast winds 10 to 15 mph. Chance of rain 70 percent.
Tonight
Tropical storm conditions possible. Showers and slight chance of thunderstorms. Locally heavy rainfall possible. Lows in the upper 70s. Northeast winds 10 to 15 mph in the evening becoming light. Chance of rain near 100 percent.
Tuesday
Tropical storm conditions expected. Showers. Locally heavy rainfall possible. Highs in the upper 80s. East winds 30 to 40 mph shifting to the south 25 to 35 mph in the afternoon. Gusts up to 55 mph. Chance of rain near 100 percent.
Tuesday Night
Showers. Locally heavy rainfall possible. Lows in the upper 70s. Southeast winds 10 to 15 mph. Chance of rain 90 percent.
Wednesday
Rain likely. Highs in the mid 90s. Southeast winds 10 to 20 mph. Chance of rain 60 percent. Heat index readings around 110 in the afternoon.
Wednesday Night
Mostly cloudy with a 50 percent chance of rain. Lows in the upper 70s.
Thursday
Mostly sunny. Chance of rain in the morning...then slight chance of rain in the afternoon. Highs in the mid 90s. Chance of rain 30 percent. Heat index readings around 111 in the afternoon.
Thursday Night
Partly cloudy. A 20 percent chance of rain after midnight. Lows in the upper 70s.
Friday
Mostly sunny. A 20 percent chance of rain in the morning. Highs in the upper 90s. Heat index readings around 113.
Friday Night
Partly cloudy. Lows in the upper 70s. Heat index readings around 109 in the evening.
Saturday
Mostly sunny with a 20 percent chance of rain. Highs in the upper 90s.
Saturday Night
Partly cloudy. Lows in the upper 70s.
Sunday
Mostly sunny with a 40 percent chance of rain. Highs in the mid 90s.
Air Pollution Forecast for Brownsville-McAllen
  Air Quality AQ Index Pollutant
YesterdayGoodOZONE
YesterdayGoodPM10
CurrentGoodPM2.5
MonGood PM10
MonGood OZONE
TueGood PM10
TueGood OZONE
Astronomy
Sunrise:07:14 AM (CDT) Moon Rise:05:11 AM (CDT)
Sunset:07:47 PM (CDT) Moon Set:06:27 PM (CDT)
Moon Phase
Sep. 06 Sep. 08 Sep. 15 Sep. 23 Sep. 30
Flash Flood Watch
Statement as of 5:32 am CDT on September 6, 2010

... Flash Flood Watch in effect from this evening through Tuesday
evening...

The National Weather Service in Brownsville has issued a

* Flash Flood Watch for all of deep south Texas... including the
following areas... Brooks... coastal Cameron... coastal Willacy
... Hidalgo... inland Cameron... inland Willacy... Jim Hogg...
Kenedy... Starr and Zapata.

* From this evening through Tuesday evening.

* Tropical depression 10 gained strength over the Bay of Campeche
during the overnight hours... and has developed into Tropical
Storm Hermine. This tropical system will approach deep south
Texas from the southeast today... and move through tonight and
Tuesday. Scattered to numerous showers and thunderstorms... with
locally heavy rainfall... are expected in association with the
approach and passage of Hermine. Total rainfall accumulations of
4 to 8 inches... with isolated amounts of up to 12 inches... can
be expected.

* Low lying areas... areas with poor drainage... and areas with
soils that remain saturated from heavy rainfall produced by
Hurricane Alex and tropical depression 2... will have the
greatest threat for flash flooding due to torrential rainfall
expected with Tropical Storm Hermine.

Precautionary/preparedness actions...

A Flood Watch means that flooding is possible during the next
24 to 36 hours. Residents living in flood prone areas should take
action to protect property.




Inland Tropical Wind Warning, Hurricane Statement
Statement as of 8:19 am CDT on September 6, 2010


... Tropical Storm Wind Warning remains in effect from 7 am to
7 PM CDT Tuesday...

... New information...
Hermine moving a bit faster and intensifying slowly. Detailed
impacts described in this statement.


... Inland flooding...
outer bands may drop a quick half inch to inch of rain this
morning through early afternoon at any one location causing brief
urban flooding especially in poor drainage locations. Steadier and heavier
rains will arrive this afternoon and continue overnight. More significant
flooding is possible before evening and overnight as area rainfall
will average 4 to 6 inches with local amounts of 8
inches... falling within a 4 to 8 hour period between mid afternoon
and midnight.

A Flash Flood Watch is in effect for the entire area. Listen for
possible flood warnings for your location... and be ready to act if
flooding rains occur.

Residents can expect widespread flooding. In poor drainage
areas... minor to moderate property damage is expected... and
several main thoroughfares may be closed. Known intersections
with very poor drainage may have water levels up to 5 feet. Other
poor drainage areas will have water rises up to 3 feet. Levels
will rise 1 foot elsewhere.

... Winds...
east winds will continue at 5 to 10 mph this morning and increase
to 10 to 15 mph this afternoon. Gusts to 25 or 30 mph are possible
in stronger cells. By late afternoon and early evening... winds
will increase to 20 to 30 mph mainly east of Highway 281 and 15 to
25 mph west of Highway 281. Gusts could reach 50 mph in stronger
squalls east of Highway 281 and 40 mph west of Highway 281. A
period of sustained winds near 35 mph with gusts to 55 mph is
possible in Hidalgo County east of Highway 281 for a few hours
either side of midnight tonight.

For wind 30 to 40 mph with gusts 50 mph:

Minor damage may occur in older Mobile home Parks. Newly planted
trees and shrubs may be uprooted if not secured properly. Some
small twigs will separate from trees. Residents should move
unfastened items... such as garbage cans and deck
furniture... indoors.





 

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