Hurricane Katrina

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StormsAhead
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#2161 Postby StormsAhead » Mon Aug 29, 2005 11:38 am

SXXX50 KNHC 291633
AF306 2112A KATRINA HDOB 54 KNHC
1623 3027N 08858W 02439 5275 185 090 136 136 090 02167 0000000000
1623. 3026N 08857W 02437 5269 186 092 138 138 093 02170 0000000000
1624 3025N 08856W 02438 5263 186 090 132 132 091 02177 0000000000
1624. 3024N 08856W 02440 5257 187 089 134 134 091 02184 0000000000
1625 3023N 08855W 02439 5255 189 088 136 136 090 02186 0000000000
1625. 3022N 08855W 02438 5252 191 086 132 132 086 02189 0000000000
1626 3021N 08855W 02439 5249 192 087 134 134 088 02192 0000000000
1626. 3020N 08855W 02439 5248 194 085 134 134 087 02193 0000000000
1627 3019N 08856W 02439 5244 195 087 130 130 088 02197 0000000000
1627. 3018N 08856W 02437 5242 194 087 136 136 090 02198 0000000000
1628 3017N 08856W 02439 5240 196 086 136 136 087 02202 0000000000
1628. 3016N 08856W 02438 5238 196 086 138 138 087 02202 0000000000
1629 3015N 08857W 02439 5238 198 082 126 126 083 02203 0000000000
1629. 3014N 08857W 02438 5238 200 082 126 126 083 02202 0000000000
1630 3013N 08857W 02436 5236 204 082 124 124 083 02202 0000000000
1630. 3012N 08858W 02440 5234 203 081 128 128 083 02208 0000000000
1631 3011N 08858W 02439 5231 205 080 132 132 082 02210 0000000000
1631. 3010N 08859W 02438 5231 207 077 130 130 077 02210 0000000000
1632 3010N 08900W 02438 5234 209 076 128 128 077 02207 0000000000
1632. 3010N 08902W 02440 5237 207 076 134 134 078 02206 0000000000

Just south of the MS coast...93 knots
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#2162 Postby StormsAhead » Mon Aug 29, 2005 11:40 am

Thunder44 wrote:Does it seem like they finding more stronger winds since this storm made landfall? I keep seeing plenty of reports of 100mph+ winds at flight level, more so than then they did when Katrina was over water.


Yes, it seems like it. Many storms do that, have some increases in wind just after landfall. It doesn't last very long, though.
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#2163 Postby StormsAhead » Mon Aug 29, 2005 11:50 am

SXXX50 KNHC 291643
AF306 2112A KATRINA HDOB 55 KNHC
1633 3010N 08903W 02437 5241 208 077 136 136 077 02198 0000000000
1633. 3010N 08905W 02440 5243 212 077 134 134 078 02198 0000000000
1634 3010N 08906W 02461 5248 212 076 140 140 077 02215 0000000000
1634. 3010N 08907W 02560 5246 210 079 140 140 082 02317 0000000000
1635 3010N 08909W 02663 5240 210 084 126 126 086 02426 0000000000
1635. 3009N 08910W 02787 5235 209 086 126 126 087 02554 0000000000
1636 3009N 08912W 02920 5228 210 090 128 128 092 02695 0000000000
1636. 3009N 08913W 03049 5221 213 093 126 126 094 02832 0000000000
1637 3009N 08915W 03169 5213 217 094 122 122 096 02960 0000000000
1637. 3009N 08916W 03216 5209 217 094 120 118 096 03010 0000000000
1638 3009N 08917W 03218 5210 218 092 114 114 094 03011 0000000000
1638. 3009N 08919W 03217 5213 218 090 116 116 090 03007 0000000000
1639 3009N 08920W 03216 5216 219 092 116 116 093 03004 0000000000
1639. 3009N 08921W 03218 5218 220 090 116 116 091 03003 0000000000
1640 3009N 08923W 03216 5220 220 089 116 116 090 02999 0000000000
1640. 3009N 08924W 03218 5220 222 089 116 116 090 03001 0000000000
1641 3008N 08926W 03214 5220 225 090 120 118 091 02997 0000000000
1641. 3008N 08927W 03217 5221 229 091 124 114 092 02999 0000000000
1642 3008N 08928W 03218 5222 228 086 118 116 089 02999 0000000000
1642. 3008N 08930W 03220 5222 230 088 122 112 089 03002 0000000000

96 knots
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#2164 Postby Brent » Mon Aug 29, 2005 11:55 am

BULLETIN
HURRICANE KATRINA INTERMEDIATE ADVISORY NUMBER 27A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
NOON CDT MON AUG 29 2005

...KATRINA STILL POWERFUL BUT GRADUALLY WEAKENING AS IT MOVES
FARTHER INLAND...

A HURRICANE WARNING IS IN EFFECT FOR THE NORTH CENTRAL GULF COAST
FROM MORGAN CITY LOUISIANA EASTWARD TO THE ALABAMA/FLORIDA
BORDER...INCLUDING THE CITY OF NEW ORLEANS AND LAKE PONTCHARTRAIN.

A TROPICAL STORM WARNING REMAINS IN EFFECT FROM EAST OF THE
ALABAMA/FLORIDA BORDER TO INDIAN PASS FLORIDA...AND FROM WEST OF
MORGAN CITY TO CAMERON LOUISIANA.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.

AT NOON CDT...1700Z...THE CENTER OF HURRICANE KATRINA WAS LOCATED
NEAR LATITUDE 30.8 NORTH... LONGITUDE 89.6 WEST OR ABOUT 40 MILES
SOUTH-SOUTHWEST OF HATTIESBURG MISSISSIPPI.

KATRINA IS MOVING TOWARD THE NORTH NEAR 17 MPH...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE TODAY AND TONIGHT. ON THIS TRACK
THE CENTER WILL CONTINUE MOVING OVER SOUTHERN MISSISSIPPI TODAY AND
INTO CENTRAL MISSISSIPPI THIS EVENING AND TONIGHT.

MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 105 MPH...WITH HIGHER
GUSTS. KATRINA IS NOW A CATEGORY TWO HURRICANE ON THE
SAFFIR-SIMPSON SCALE. WINDS AFFECTING THE UPPER FLOORS OF HIGH
RISE BUILDINGS WILL BE SIGNIFICANTLY STRONGER THAN THOSE NEAR
GROUND LEVEL. WEAKENING IS FORECAST DURING THE NEXT 24 HOURS AS
THE CENTER MOVES OVER LAND. HOWEVER...HURRICANE FORCE WINDS ARE
EXPECTED TO SPREAD AS FAR AS 150 MILES INLAND ALONG THE PATH OF
KATRINA. SEE INLAND HURRICANE AND TROPICAL STORM WARNINGS FROM
NATIONAL WEATHER SERVICE FORECAST OFFICES.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 125 MILES FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 230 MILES. FAR FROM THE CENTER...DAUPHIN ISLAND ALABAMA REPORTED
SUSTAINED WINDS OF 76 MPH WITH A GUST TO 102 MPH...MOBILE ALABAMA
REPORTED A WIND GUST TO 83 MPH...AND PENSACOLA FLORIDA REPORTED
SUSTAINED WINDS OF 52 MPH WITH A GUST TO 69 MPH.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 940 MB...27.76 INCHES.

COASTAL STORM SURGE FLOODING ALONG THE NORTHERN AND NORTHEASTERN
GULF OF MEXICO COAST WILL BEGIN TO SLOWLY SUBSIDE LATER TODAY.

RAINFALL TOTALS OF 5 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF
15 INCHES...ARE POSSIBLE ALONG THE PATH OF KATRINA ACROSS THE GULF
COAST AND THE TENNESSEE VALLEY. RAINFALL TOTALS OF 4 TO 8 INCHES
ARE POSSIBLE ACROSS THE OHIO VALLEY INTO THE EASTERN GREAT LAKES
REGION TUESDAY AND WEDNESDAY.

A FEW TORNADOES ARE POSSIBLE OVER PORTIONS OF SOUTHERN AND EASTERN
MISSISSIPPI...SOUTHERN AND CENTRAL ALABAMA...AND THE WESTERN
FLORIDA PANHANDLE TODAY.

REPEATING THE NOON CDT POSITION...30.8 N... 89.6 W. MOVEMENT
TOWARD...NORTH NEAR 17 MPH. MAXIMUM SUSTAINED WINDS...105 MPH.
MINIMUM CENTRAL PRESSURE... 940 MB.

AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 2 PM CDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 4 PM
CDT.

FORECASTER PASCH
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#2165 Postby caneflyer » Mon Aug 29, 2005 12:06 pm

superfly wrote:
jpigott wrote:not sure i understand how the pressure can be 927mb but only have winds of 125


I'm no expert on this but I think it may be because her wind field is so big so some of the energy has gone to extended the wind field rather than having a more intense eyewall.


This gets pointed out occasionally but is worth mentioning again. The wind is not proportional to the central pressure, but to the pressure gradient, i.e., how much distance that pressure difference between the eye and environment is spread out over. All that outer core wind is "using up" some of the pressure difference, leaving less for the eyewall.

This is why it is so silly to rant and rave, as even some professionals do, about the pressure. The pressure is important, of course, but it is not everything; how that pressure is distributed is critical in determining the wind response. Because of this, compact storms will have a higher wind speed for the same central pressure, in general, than large storms.
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#2166 Postby StormsAhead » Mon Aug 29, 2005 12:10 pm

SXXX50 KNHC 291653
AF306 2112A KATRINA HDOB 56 KNHC
1643 3008N 08931W 03214 5223 232 084 122 114 085 02994 0000000000
1643. 3008N 08932W 03218 5220 232 085 122 110 085 03001 0000000000
1644 3008N 08933W 03216 5221 236 087 126 108 088 02998 0000000000
1644. 3008N 08935W 03217 5221 239 086 126 110 087 02999 0000000000
1645 3008N 08936W 03217 5221 241 080 122 114 081 03000 0000000000
1645. 3008N 08937W 03219 5219 243 079 120 114 079 03003 0000000000
1646 3007N 08939W 03217 5218 246 077 120 114 079 03003 0000000000
1646. 3007N 08940W 03218 5217 247 073 118 116 075 03004 0000000000
1647 3007N 08942W 03216 5215 252 074 120 114 076 03005 0000000000
1647. 3007N 08943W 03218 5212 255 071 118 116 072 03009 0000000000
1648 3007N 08944W 03215 5210 255 068 120 116 068 03009 0000000000
1648. 3007N 08946W 03219 5208 258 068 120 116 071 03014 0000000000
1649 3007N 08947W 03215 5206 258 067 122 114 070 03013 0000000000
1649. 3007N 08949W 03215 5205 262 065 120 114 066 03014 0000000000
1650 3007N 08950W 03219 5202 264 064 124 112 064 03020 0000000000
1650. 3007N 08952W 03215 5202 266 063 120 116 064 03016 0000000000
1651 3006N 08953W 03220 5199 270 057 120 116 059 03024 0000000000
1651. 3006N 08955W 03220 5196 274 053 114 114 055 03027 0000000000
1652 3006N 08956W 03217 5194 282 049 110 110 050 03027 0000000100
1652. 3006N 08958W 03212 5192 290 046 100 100 048 03023 0000000000

Now that the eyewall is completely over land...not going to see much strong wind.
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#2167 Postby tallywx » Mon Aug 29, 2005 12:50 pm

As ranked by minimum pressure, looks like she made landfall (the first time) either tied for 3rd (with Andrew at 922 mb) or 4th (923 mb?) in terms of lowest central pressure. History-wise, that's quite impressive.

Compare that to other famous hits:

Hugo - 934 mb (#10)
Charley - 941 mb (#17)
Ivan - 946 mb (#27)
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#2168 Postby Scorpion » Mon Aug 29, 2005 1:12 pm

I thought it was about 918-920 at landfall.
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#2169 Postby Brent » Mon Aug 29, 2005 1:15 pm

According to what I've seen... she had 918 mb at landfall, move over ANDREW!!
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#2170 Postby tallywx » Mon Aug 29, 2005 1:27 pm

oh wow...didn't realize that.
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#2171 Postby Brent » Mon Aug 29, 2005 1:38 pm

tallywx wrote:oh wow...didn't realize that.


The 1st landfall... near Grand Isle. I think it was 927 mb at the second. This is all preliminary.
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#2172 Postby cycloneye » Mon Aug 29, 2005 1:41 pm

The reanalyisis will tell the true story.
Last edited by cycloneye on Mon Aug 29, 2005 1:59 pm, edited 1 time in total.
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#2173 Postby cycloneye » Mon Aug 29, 2005 1:59 pm

HURRICANE KATRINA INTERMEDIATE ADVISORY NUMBER 27B
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2 PM CDT MON AUG 29 2005

...KATRINA CONTINUES WEAKENING OVER LAND BUT STILL DANGEROUS...

A HURRICANE WARNING IS IN EFFECT FOR THE NORTH CENTRAL GULF COAST
FROM MORGAN CITY LOUISIANA EASTWARD TO THE ALABAMA/FLORIDA
BORDER...INCLUDING THE CITY OF NEW ORLEANS AND LAKE PONTCHARTRAIN.

A TROPICAL STORM WARNING REMAINS IN EFFECT FROM EAST OF THE
ALABAMA/FLORIDA BORDER TO INDIAN PASS FLORIDA...AND FROM WEST OF
MORGAN CITY TO CAMERON LOUISIANA.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.

AT 2 PM CDT...1900Z...THE CENTER OF HURRICANE KATRINA WAS LOCATED
NEAR LATITUDE 31.4 NORTH... LONGITUDE 89.6 WEST OR ABOUT 20 MILES
WEST-SOUTHWEST OF HATTIESBURG MISSISSIPPI.

KATRINA IS MOVING TOWARD THE NORTH NEAR 18 MPH...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE TODAY AND TONIGHT. ON THIS TRACK
THE CENTER WILL CONTINUE MOVING OVER SOUTHERN MISSISSIPPI TODAY AND
INTO CENTRAL MISSISSIPPI THIS EVENING AND TONIGHT.

MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 95 MPH...WITH HIGHER
GUSTS. KATRINA IS NOW A CATEGORY ONE HURRICANE ON THE
SAFFIR-SIMPSON SCALE. WINDS AFFECTING THE UPPER FLOORS OF HIGH
RISE BUILDINGS WILL BE SIGNIFICANTLY STRONGER THAN THOSE NEAR
GROUND LEVEL. WEAKENING IS FORECAST DURING THE NEXT 24 HOURS AS
THE CENTER CONTINUES MOVING OVER LAND. HOWEVER...HURRICANE FORCE
WINDS ARE EXPECTED TO SPREAD AS FAR AS 150 MILES INLAND ALONG THE
PATH OF KATRINA. SEE INLAND HURRICANE AND TROPICAL STORM WARNINGS
FROM NATIONAL WEATHER SERVICE FORECAST OFFICES.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 125 MILES FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 230 MILES.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 955 MB...28.20 INCHES.

COASTAL STORM SURGE FLOODING ALONG THE NORTHERN AND NORTHEASTERN
GULF OF MEXICO COAST WILL SLOWLY SUBSIDE LATER TODAY.

RAINFALL TOTALS OF 5 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF
15 INCHES...ARE POSSIBLE ALONG THE PATH OF KATRINA ACROSS THE GULF
COAST AND THE TENNESSEE VALLEY. RAINFALL TOTALS OF 4 TO 8 INCHES
ARE POSSIBLE ACROSS THE OHIO VALLEY INTO THE EASTERN GREAT LAKES
REGION TUESDAY AND WEDNESDAY. NATIONAL WEATHER SERVICE RADAR
ESTIMATES SHOW THAT RAINFALL TOTALS OF 8 TO 12 INCHES HAVE OCCURRED
OVER PORTIONS OF EXTREME SOUTHERN MISSISSIPPI.

A FEW TORNADOES ARE POSSIBLE OVER PORTIONS OF SOUTHERN AND EASTERN
MISSISSIPPI...SOUTHERN AND CENTRAL ALABAMA...AND THE WESTERN
FLORIDA PANHANDLE TODAY.

REPEATING THE 2 PM CDT POSITION...31.4 N... 89.6 W. MOVEMENT
TOWARD...NORTH NEAR 18 MPH. MAXIMUM SUSTAINED WINDS...95 MPH.
MINIMUM CENTRAL PRESSURE... 955 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
4 PM CDT.

FORECASTER PASCH
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#2174 Postby Astro_man92 » Mon Aug 29, 2005 2:45 pm

wow check this out it isn't complete for some reason but it is surprising


katrina disapears from the nexrad radar and when she come back into view of the Nexrad radars she is like 3 or 4 times as big!!

http://www.wunderground.com/hurricane/a ... ture=track
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#2175 Postby Brent » Mon Aug 29, 2005 3:50 pm

HURRICANE KATRINA FORECAST/ADVISORY NUMBER 28
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL122005
2100Z MON AUG 29 2005

AT 4 PM CDT...2100Z...THE HURRICANE WARNING FOR LAKE PONTCHARTAIN
AND FROM THE MOUTH OF THE PEARL RIVER EASTWARD TO THE
ALABAMA/FLORIDA BORDER IS CHANGED TO A TROPICAL STORM WARNING. ALL
OTHER WARNINGS ARE DISCONTINUED.

A TROPICAL STORM WARNING REMAINS IN EFFECT FOR LAKE PONTCHARTAIN AND
FROM THE MOUTH OF THE PEARL RIVER EASTWARD TO THE ALABAMA/FLORIDA
BORDER. THIS WARNING WILL LIKELY BE DISCONTINUED THIS EVENING.

HURRICANE CENTER LOCATED NEAR 31.9N 89.6W AT 29/2100Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 16 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 960 MB
MAX SUSTAINED WINDS 65 KT WITH GUSTS TO 80 KT.
64 KT....... 50NE 50SE 30SW 30NW.
50 KT....... 75NE 100SE 75SW 75NW.
34 KT.......100NE 180SE 100SW 100NW.
12 FT SEAS.. 0NE 360SE 360SW 0NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 31.9N 89.6W AT 29/2100Z
AT 29/1800Z CENTER WAS LOCATED NEAR 31.1N 89.6W

FORECAST VALID 30/0600Z 34.2N 89.0W...INLAND
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 75NE 75SE 50SW 50NW.

FORECAST VALID 30/1800Z 37.2N 87.3W...INLAND
MAX WIND 30 KT...GUSTS 40 KT.

FORECAST VALID 31/0600Z 40.5N 83.4W...INLAND
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 31/1800Z 44.0N 78.0W...EXTRATROPICAL
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 01/1800Z 50.0N 70.0W...EXTRATROPICAL
MAX WIND 20 KT...GUSTS 25 KT.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
ON DAY 4 AND 325 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 02/1800Z 53.0N 67.0W...EXTRATROPICAL
MAX WIND 20 KT...GUSTS 25 KT.

OUTLOOK VALID 03/1800Z...ABSORBED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 31.9N 89.6W

NEXT ADVISORY AT 30/0300Z

FORECASTER PASCH
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#2176 Postby Brent » Mon Aug 29, 2005 3:52 pm

BULLETIN
HURRICANE KATRINA ADVISORY NUMBER 28
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
4 PM CDT MON AUG 29 2005

...KATRINA CONTINUES WEAKENING OVER MISSISSIPPI BUT STRONG WINDS AND
HEAVY RAINS STILL A THREAT...

AT 4 PM CDT...2100Z...THE HURRICANE WARNING FOR LAKE PONTCHARTRAIN
AND FROM THE MOUTH OF THE PEARL RIVER EASTWARD TO THE
ALABAMA/FLORIDA BORDER IS CHANGED TO A TROPICAL STORM WARNING. ALL
OTHER WARNINGS ARE DISCONTINUED.

A TROPICAL STORM WARNING REMAINS IN EFFECT FOR LAKE PONTCHARTRAIN
AND
FROM THE MOUTH OF THE PEARL RIVER EASTWARD TO THE ALABAMA/FLORIDA
BORDER. THIS WARNING WILL LIKELY BE DISCONTINUED THIS EVENING.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.

AT 4 PM CDT...2100Z...THE CENTER OF HURRICANE KATRINA WAS LOCATED
NEAR LATITUDE 31.9 NORTH... LONGITUDE 89.6 WEST OR ABOUT 30 MILES
NORTHWEST OF LAUREL MISSISSIPPI.

KATRINA IS MOVING TOWARD THE NORTH NEAR 18 MPH...AND A GRADUAL TURN
TO THE NORTH-NORTHEAST WITH AN ADDITIONAL INCREASE IN FORWARD SPEED
IS EXPECTED DURING THE NEXT 24 HOURS. ON THIS TRACK THE CENTER
WILL BE MOVING OVER CENTRAL AND NORTHERN MISSISSIPPI TONIGHT AND
INTO WESTERN TENNESSEE ON TUESDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...WITH HIGHER GUSTS.
KATRINA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE.
CONTINUED WEAKENING IS FORECAST DURING THE NEXT 24 HOURS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 60 MILES FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...MAINLY TO THE SOUTHEAST.

AT 2 PM CDT...A WIND GUST TO 110 MPH WAS MEASURED...BEFORE
INSTRUMENT FAILURE...IN LAUREL MISSISSIPPI BY JONES COUNTY
EMERGENCY MANAGEMENT.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 960 MB...28.35 INCHES.

COASTAL STORM SURGE FLOODING ALONG THE NORTHERN AND NORTHEASTERN
GULF OF MEXICO COAST WILL SLOWLY SUBSIDE.

STORM TOTAL RAINFALL TOTALS OF 4 TO 8 INCHES...WITH ISOLATED MAXIMUM
AMOUNTS OF 10 INCHES...WILL ACCOMPANY KATRINA FROM THE GULF COAST
THROUGH THE TENNESSEE AND OHIO VALLEYS.

A FEW TORNADOES ARE POSSIBLE OVER PORTIONS OF CENTRAL...EASTERN...
AND NORTHERN ALABAMA...AS WELL AS PORTIONS OF WESTERN GEORGIA AND
THE WESTERN FLORIDA PANHANDLE THIS EVENING.

REPEATING THE 4 PM CDT POSITION...31.9 N... 89.6 W. MOVEMENT
TOWARD...NORTH NEAR 18 MPH. MAXIMUM SUSTAINED WINDS... 75 MPH.
MINIMUM CENTRAL PRESSURE... 960 MB.

AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 7 PM CDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 10 PM
CDT.

FORECASTER PASCH
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#2177 Postby Thunder44 » Mon Aug 29, 2005 4:37 pm

You know TPC has not made any statement on what the official pressure was at landfall.
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#2178 Postby Brent » Mon Aug 29, 2005 4:40 pm

Thunder44 wrote:You know TPC has not made any statement on what the official pressure was at landfall.


Just going by the measurement for the 7am advisory which was as it landfalled...
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#2179 Postby cjrciadt » Mon Aug 29, 2005 7:03 pm

Image
Katrina losses Hurricane strength at 8PM EDT. Also the first time she has moved E since she has formed!!!!
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#2180 Postby cycloneye » Mon Aug 29, 2005 7:05 pm


TCPAT2
BULLETIN
TROPICAL STORM KATRINA INTERMEDIATE ADVISORY NUMBER 28A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
7 PM CDT MON AUG 29 2005

...KATRINA NOW A TROPICAL STORM BUT STRONG WINDS AND HEAVY RAINS
REMAIN A THREAT...

A TROPICAL STORM WARNING REMAINS IN EFFECT FOR LAKE PONTCHARTRAIN
AND FROM THE MOUTH OF THE PEARL RIVER EASTWARD TO THE
ALABAMA/FLORIDA BORDER. THIS WARNING WILL LIKELY BE DISCONTINUED
LATER THIS EVENING.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING INLAND
WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL
WEATHER OFFICE.

AT 7 PM CDT...0000Z...THE CENTER OF TROPICAL STORM KATRINA WAS
LOCATED NEAR LATITUDE 32.9 NORTH...LONGITUDE 88.9 WEST OR ABOUT 30
MILES NORTHWEST OF MERIDIAN MISSISSIPPI.

KATRINA IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 21 MPH...AND AN
INCREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT 24 HOURS. ON
THE FORECAST TRACK KATRINA WILL BE MOVING OVER NORTHEASTERN
MISSISSIPPI AND NORTHWESTERN ALABAMA TONIGHT AND ACROSS WEST-
CENTRAL TENNESSEE BY EARLY TUESDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...WITH HIGHER GUSTS.
CONTINUED WEAKENING IS FORECAST DURING THE NEXT 24 HOURS. ALTHOUGH
KATRINA IS NO LONGER A HURRICANE...KATRINA'S WINDS ARE STILL
CAPABLE OF DOWNING TREES AND CREATING HAZARDOUS CONDITIONS.

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205 MILES...MAINLY
TO THE SOUTHEAST OF THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 965 MB...28.50 INCHES.

COASTAL STORM SURGE FLOODING ALONG THE NORTHERN AND NORTHEASTERN
GULF OF MEXICO COAST WILL SLOWLY SUBSIDE TONIGHT.

STORM TOTAL RAINFALL ACCUMULATIONS OF 4 TO 8 INCHES...WITH ISOLATED
MAXIMUM AMOUNTS OF 10 INCHES...WILL ACCOMPANY KATRINA FROM THE GULF
COAST THROUGH THE TENNESSEE AND OHIO VALLEYS.

A FEW TORNADOES ARE POSSIBLE OVER PORTIONS OF CENTRAL...EASTERN...
AND NORTHERN ALABAMA...AS WELL AS PORTIONS OF WESTERN GEORGIA AND
THE WESTERN FLORIDA PANHANDLE THIS EVENING.

REPEATING THE 7 PM CDT POSITION...32.9 N... 88.9 W. MOVEMENT
TOWARD...NORTH-NORTHEAST NEAR 21 MPH. MAXIMUM SUSTAINED WINDS... 65
MPH. MINIMUM CENTRAL PRESSURE... 965 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
10 PM CDT.

FORECASTER FRANKLIN
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