Carl Arredondo: September 2009 Archives
2:51 PM Wed, Sep 30, 2009 | Permalink
Carl Arredondo
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The Ponchartrain Astronomy Society October Meeting will be held at the UNO Lakefront Campus Science Building, Room 1001. The meeting begins at 7:30 PM on the night of the 2nd. Barry Simon will present "Celestial Showpieces For Binoculars & Small Telescopes." Barry will also give a short overview of the 2009 Deep South Regional Stargaze. I again urge new and old members to attend this event. This is your home field star gaze and I hope e...
3:40 PM Tue, Sep 29, 2009 | Permalink
Carl Arredondo
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It will remain very nice for another day and half before humidity starts to increase on Thursday ahead of a strong front on Friday. Some strong thunderstorms are possible on Friday.
Cool lows overnight north of the lake with low to mid 50s. South of the lake in the low to mid 60s. Nice sunshine and low 80s Wednesday afternoon.
Same for Thursday morning, 50s north and 60s south. Highs in the mid 80s with more humidi...
3:27 PM Fri, Sep 25, 2009 | Permalink
Carl Arredondo
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The Ponchartrain Astronomy Society October Meeting will be held at the UNO Lakefront Campus Science Building, Room 1001. The meeting begins at 7:30 PM on the night of the 2nd. Barry Simon will present "Celestial Showpieces For Binoculars & Small Telescopes." Barry will also give a short overview of the 2009 Deep South Regional Stargaze. I again urge new and old members to attend this event. This is your home field star gaze and I hope e...
4:12 PM Thu, Sep 24, 2009 | Permalink
Carl Arredondo
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Friday's rain chance will increase to 40% with a few scattered showers or thunderstorms. Some downpours are possible with the amount of moisture in the air. Highs will be close to 90. Saturday's rain chance will be higher at least 50% for more scattered showers or thunderstorms. Highs in the upper 80s. A weak front will squeak through late Saturday.
Sunday will be not as humid with a 20% chance for a shower or thunderstorm....
9:44 PM Wed, Sep 23, 2009 | Permalink
Carl Arredondo
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Rain chances for Thursday will be lower than Monday & Tuesday. About a 30% chance for spotty showers or thunderstorms and hot. Highs will be around 90. An increase on Friday to 40% will be followed by 50% over weekend.
Some drier and slightly cooler air will make it's way for Monday & Tuesday.
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3:40 PM Tue, Sep 22, 2009 | Permalink
Carl Arredondo
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Scattered thunderstorms on Tuesday will diminish slightly Wednesday. A 40% chance for a few scattered thunderstorms Wednesday with plenty of humidity and highs approaching 90.
30% on Thursday with highs around 90. Rain chances go up again Friday through Weekend at 40-50%. Drier air may reach the area on Tuesday.
Tropics remain quiet.
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3:39 PM Mon, Sep 21, 2009 | Permalink
Carl Arredondo
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Fall begins Tuesday at 4:18pm, but it won't feel like fall with plenty of humidity and rain chances. Tuesday's rain chance will be at 50% for scattered showers or thunderstorms..some downpours possible. Highs will be in the upper 80s.
Rain chances will continue all week with highs in the upper 80s to around 90. A front will stall to our west this week and not push through. There are signs that maybe by next Monday, some drie...
9:52 PM Fri, Sep 18, 2009 | Permalink
Carl Arredondo
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Spotty showers or thunderstorms will be expected over the weekend. Rain chances around 30% with highs in the upper 80s to around 90. Humidity will be high as well.
Spotty thunderstorms may be around in the afternoon in Baton Rouge for tailgating. Kickoff's rain chance around 20%. Game will start in the low to mid 80s then fall into the upper 70s around 4th quarter.
An area of low pressure in the central Atlantic will...
8:18 PM Thu, Sep 17, 2009 | Permalink
Carl Arredondo
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One more day of expected rain chances to be up. The computer models have been trying to produce scattered thunderstorms for the past 3 days and has not handled the dry air that has been in place in the mid to upper levels. It appears that on Thursday, the dry air has moved out a bit and isolated shower or thunderstorms persisted after dark on Thursday.
Friday morning will have a 30% chance for spotty showers or thunderstorms...
3:19 PM Mon, Sep 14, 2009 | Permalink
Carl Arredondo
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A persistant upper low over Texas and a surface low over east Texas continues to pump moisture and disturbances through our area. Rain chances for Tuesday will run about 40% and 50% Wednesday & Thursday. Each day heavy downpours are possible. Some slightly drier air may move in for Friday & Saturday when rain chances drop to 20%.
Tropics are quiet.
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3:47 PM Sun, Sep 13, 2009 | Permalink
Carl Arredondo
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PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
112 PM CDT SUN SEP 13 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1146 AM TSTM WND GST NEW ORLEANS 29.97N 90.08W
09/13/2009 M51.00 MPH ORLEANS ...
12:52 PM Sun, Sep 13, 2009 | Permalink
Carl Arredondo
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A Flash Flood Warning is in effect until 3pm for Jefferson, Orleans, St Bernard, and upper Plaquemines. Heavy thunderstorms will continue to produce heavy rain that may cause street flooding.
An Urban Flood Advisory is in effect until 2:15pm for St Helena, Livingston, E. Baton Rouge, Tangipahoa, Washington, and St Tammany parishes. Heavy thunderstorms moving from the southshore across northshore may produce street flooding. >> Continue reading: Flooding Threat
9:42 PM Sat, Sep 12, 2009 | Permalink
Carl Arredondo
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The Flash Flood Watch has been canceled. Rainfall amounts on Saturday were 1-3" across the area. Rain chance through Sunday will be about 50% for more scattered showers or thunderstorms with some heavy downpours.
Fred was downgraded to a depression in the Atlantic and no further advisories will be issued by the Tropical Prediction Center.
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12:37 PM Sat, Sep 12, 2009 | Permalink
Carl Arredondo
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Today's rain chance is 70% for additional showers or thunderstorms. Some of the rain may still be heavy. There is a break south of the lake as of the noon hour, but showers & thunderstorms along lower Lafourche and Terrebonne parishes are expected to move north-northeast toward metro New Orleans later today.
Rain also expected for the LSU and Southern games in Baton Rouge.
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4:37 PM Fri, Sep 11, 2009 | Permalink
Carl Arredondo
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A Flash Flood Watch is in effect from Baton Rouge to St Tammany parish and all areas south to the coast. This includes New Orleans and southshore. Rainfall amounts between now and Sunday evening when the Watch expires could reach 4-6". Street flooding will be a threat all weekend.
An area of low pressure developing along the Texas coast will move north towards the Upper Texas coast and keep rain chances high for Saturday at l...
1:28 PM Fri, Sep 11, 2009 | Permalink
Carl Arredondo
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Until 4pm, there is an Urban Flood Advisory for all parishes south of the lake and the river parishes as well. A large area of rain and heavy rain covers most of SE Louisiana. Street flooding is possible in many locations today. The parishes included are Assumption, Jefferson, Lafourche, Orleans, Plaquemines, St Bernard, St Charles, St James, St John, and Terrebonne.
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3:41 PM Thu, Sep 10, 2009 | Permalink
Carl Arredondo
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Rain chances remain high. On Thursday, Grand Isle had over 3.5" of rain. This trend is expected to continue Friday, Saturday, and Sunday. An area of low pressure is expected to develop in the western Gulf and move towards the LA coast on Saturday. At this point, it appears that the highest rain chance will be on Saturday. Heavy downpours are possible through Sunday. Highs will remain in the 80s.
Fred at 10pm Thursday has w...
3:50 PM Wed, Sep 09, 2009 | Permalink
Carl Arredondo
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Thunderstorms on Wednesday spawned heavy downpours. Rainfall amounts in parts of New Orleans were estimated up to 3".
More of the same expected Thursday & Friday with rain chances around 50% and highs in the upper 80s.
Fred is now a Category 2 hurricane as winds have weakened at 10pm to 105 mph. It is still no threat to any land area. See our Hurricane page for more information.
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3:36 PM Tue, Sep 08, 2009 | Permalink
Carl Arredondo
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Spotty T'storms to continue for Wednesday & Thursday. Rain chances increase Friday to 40% and 50% on Saturday. Sunday & Monday's rain chances go to 60%. Highs most of the rest of the week will be in the upper 80s to around 90.
Fred continues to strengthen. Winds at 10pm are 75 mph and is a category 1hurricane. Fred should remain in the Atlantic.
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3:35 PM Mon, Sep 07, 2009 | Permalink
Carl Arredondo
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Rain chances for the next couple of days will be about 30% for spotty showers or thunderstorms. Highs will be in the upper 80s to around 90. Rain chances will again increase towards the weekend.
At 10pm Labor Day, tropical depression #7 is upgraded to tropical storm Fred. It ls 245 miles S/SW of the Cape Verde Islands. Winds are at 40 mph and this is expected to strengthen more. See our hurricane page for more information...
3:29 PM Thu, Sep 03, 2009 | Permalink
Carl Arredondo
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Humid conditions for Friday and Holiday Weekend. Rain chances 20% Friday, 50% Saturday, 70% Sunday, and 60% Labor Day. Highs will be in the 80s each day. Some downpours possible over the weekend.
Erika continues to weaken as it moves towards the W/NW. At 10pm, Erika is now a remnant low pressure area and could weaken to a tropical wave. It is no threat to the Gulf of Mexico. For more information go to our hurricane page at...
3:59 PM Wed, Sep 02, 2009 | Permalink
Carl Arredondo
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Humidity will be a bit higher Thursday, but not too bad yet.
Morning lows on Thursday still 60s north of the lake and mostly 70s south. Highs in upper 80s to around 90. There is a 10% chance for rain Thursday.
Friday's chance is 30% for spotty thunderstorms and more humid. lows in the 70s. Highs in the upper 80s.
Rain chances up for Holiday weekend....50% Saturday, 60% Sunday (downpours possible), and 50% L...
4:12 PM Tue, Sep 01, 2009 | Permalink
Carl Arredondo
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Dry air continues to move in. Nice overnight lows in the low 60s north of the lake and upper 60s to low 70s south for Wednesday morning. Lots of sunshine and highs in the upper 80s.
A slight increase in humidity and a 10% chance for rain on Thursday.
Rain chances higher over the Holiday Weekend.
Tropical Storm Erika at 10pm has strengthened to 60 mph sustained winds. It is about 365 miles northeast of the Le...
