Thursday, February 22, 2018

The Great Swell 2018...with Updated Rain Amounts

Scroll down for the latest information...

Good morning. It appears Round 1 is winding down. I took the liberty to jot down a few totals since yesterday. Starting with the most important place, at my house (hey, this is my blog), I collected 2.25" as of 10:30 this morning. The Louisville International airport, at Standiford Field, came in at 2.37". Around Jefferson County, I'm getting reports of many 2.00 - 2.50" amounts since yesterday.

Also, a cursory glance at the official site appears to have set a daily rainfall record for today the 22nd. It looks like the daily record was beaten by 0.06". But, we'll have to wait and see how the weather observation records and climate records work this one out.

Other noteworthy locations include near Munfordville in Hart County. Last I checked, they were coming in at a total of 3.46", as of 11:00 a.m and since yesterday.

As of 11:00 this morning, Lexington has recorded 2.46" since midnight, good enough for a daily rainfall record for today the 22nd. Storm totals since yesterday have closed in on the 3" mark.

Rivers continue to swell statewide. River forecasts continue to inch higher, with some areas along the Ohio possibly reaching moderate flood stage. If this occurs, it will have been since 2011 since river levels have been this high.


UPDATE 02/22 142800...Upper Gage at McAlpine now forecast to crest at 34.4 ft by Tuesday; many floodgates closed

UPDATE 02/22 145600...Lower Gage now forecast crest of 65.9 ft; at 66 feet Riverport floodgate closes

Looking at crests on Ohio River McAlpine Upper

Historic Crests (1) 52.15 ft on 01/27/1937
(2) 42.10 ft on 03/08/1945
(3) 41.70 ft on 02/16/1884
(4) 41.20 ft on 03/12/1964
(5) 39.50 ft on 02/16/1883
(6) 39.40 ft on 04/02/1913
(7) 38.76 ft on 03/07/1997
(8) 36.40 ft on 01/22/1907
(9) 36.00 ft on 04/19/1948
(10) 34.10 ft on 03/23/1933
(11) 33.40 ft on 03/04/1962
(12) 33.00 ft on 05/10/1961
(13) 33.00 ft on 03/23/1943
(14) 32.40 ft on 02/22/1882
(15) 31.90 ft on 12/14/1978
(16) 31.80 ft on 03/10/1955
(17) 31.60 ft on 03/29/1936
(18) 31.50 ft on 03/13/1967
(19) 31.50 ft on 03/22/1963
(20) 31.40 ft on 02/07/1950
(21) 31.30 ft on 03/30/1898
(22) 31.13 ft on 04/27/2011
(23) 30.60 ft on 01/27/1927
(24) 30.40 ft on 03/28/1890
(25) 30.30 ft on 02/28/1897
(26) 30.10 ft on 02/09/1939
(27) 30.00 ft on 04/26/1940

UPDATE..02/23 105000.
Rainfall totals since last Wednesday as of approx. 10:30 a.m. est
Mayfield       6.36"
Hickman       5.79"
Madisonville 5.69"
Benton          5.36"
Greenville     5.01"
***Correction***...it appears some numbers above went back to last weekend, not Wednesday -MS

UPDATE...02/23 111500
I am still awaiting for the rain to exit, so I can take a measurement. It looks to be similar to nearby rain gauges in Jefferson County, between 3.50 and 4.00" since Wednesday. Louisville officially at 3.87" since Wednesday as of 10 a.m.

UPDATE...02/23 112500
Louisville is already at 8th wettest February on record
Lexington is now at #2 wettest February at 8.45" as of 11:00 a.m.

UPDATE...02/23 123000
As of 12:30 p.m., I have received 3.87" since Wednesday, including 1.62" since yesterday starting at 10:30 am.
Other areas surrounding me include PRP at 4.19"; Shively at 4.28"; Fairdale at 3.42"; Louisville International at 4.02" (12 noon reading)

UPDATE 02/23 130000
New river forecast crests for Louisville...McAlpine Upper 34.9; Lower 66.2 on Monday, both up slightly from previous forecast

UPDATE..02/24 094500
Total rainfall since Wednesday thru 9:00 am this morning
Paducah.........4.17"
Owensboro....4.12"
Louisville......4.12"
Including Mesonet sites, I've uncovered 14 additional locations exceeding 4" for the same time period...thru 10 am est.
Mayfield.......5.75"
Madisonville 5.74"
Hickman.......5.45"
Greenville.....5.35"
I will include an update on monthly totals later this morning/early afternoon, especially for candidates likely exceeding 10" for the month, which is a substantial list of at least 16 locations, three of which are already above 10".

UPDATE 02/24 135000
Ending at 12:30 pm est, I collected another 0.27" since yesterday, bringing my storm total to 4.14" in Valley Station at Prairie Village. Louisville is now up to 4.29" through 12 noon. Other locations surrounding me are PRP near Ohio River at 4.51" through 1:45 pm;  Shively at 4.55"; Fairdale at 3.63"; Valley Station near Ohio River at 4.19".

As promised, monthly totals for our region include 3 locations that have already recorded amounts greater than 10"; Knox County at Barbourville, McCreary County at Whitley City, and Harlan County atop Black Mountain. However, other locations have registered amounts greater than 8" and stand the best chance to record double digit monthly totals. Here are the most recent totals...
Greenville (2:20pm est)...9.04"
Lexington (2:00pm est)...8.98"
Mayfield (2:15pm est)...8.92"
Albany (2:30pm est)...8.85"
Madisonville (2:15pm est) ...8.81"
Lebanon (2:35pm est)...8.79"
Hodgenville (2:30pm est) 8.72"
Cadiz (2:20pm est)...8.70"
Murray (2:15pm est)...8.60"
Hardinsburg (2:25pm est) 8.57"
Shepherdsville (2;25pm est) 8.54"
Tomkinsville (2:40pm est) 8.42"
Brandenburg (2:35pm est) 8.34"
Also, chances are increasing for another significant rain event next week, which may include several other locations that may top the 10" monthly mark. This will quite likely be Kentucky's wettest February ever.

UPDATE 02/25 015000
Louisville sets another daily precipitation record and an all-time wettest February on record, now well over 10" for the month. I really think forecast river crests may rise a little more than expected, especially downstream from Louisville

UPDATE 02/25 050000
At my house in Valley Station, I recorded 2.63" since 12:30pm. That added to the 4.14" since Wednesday gives me 6.77".

I will post more rain totals on this page throughout the weekend.

Turn around. Don't drown.

MS

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