National Weather Service United States Department of Commerce

A Winter Weather Advisory is in effect for Denton, Fannin, Grayson, Hamilton, Hood, Mills, and Somervell Counties until 10 AM. A Winter Weather Advisory is in effect for areas from Comanche to Weatherford to Gainesville until 1 PM. Areas of freezing drizzle will occur early this morning, followed by freezing rain and sleet. Accumulations of 1/10th to 2/10th of an inch of ice or sleet will likely made travel hazardous. Slow down and allow extra time to reach your destination.
It will be cloudy and cold today. Freezing drizzle, freezing rain, sleet and thunderstorms will occur this morning along and west of a Killeen to Weatherford to Bonham line. A Winter Weather Advisory is in effect along and northwest of a Goldthwaite to Glen Rose to Weatherford to Bonham line where travel will be hazardous. Otherwise, expect showers and thunderstorms today with highs in the mid 30s northwest to the mid 50s southeast. Winds will be northerly at 5 to 10 mph.
Here are some winter driving tips: 1. Reduce speed and allow plenty of space between you and the vehicle ahead of you. 2. Avoid making sharp turns or braking suddenly. 3. If you vehicle begins to skid, GENTLY steer IN THE DIRECTION OF THE SKID to regain control. Resist the urge to jerk the steering wheel in the other direction. 4. From a stop, accelerate slowly in second gear to get better traction. 5. Sand, kitty litter, or cardboard can help you regain traction if you become stuck. 6. Take along blankets, water, jumper cables, a flashlight, and a tow rope in case you get stranded.
It will remain cloudy tonight with scattered to numerous showers and isolated thunderstorms. Locally heavy rain is possible that would result in flooding. Lows will be in the lower 30s northwest to the upper 40s southeast. Winds will be light and variable.
It will be cloudy and not as cool Friday with a good chance of showers and thunderstorms. Locally heavy rain may lead to some flooding. Highs will range from around 50 degrees northwest to the lower 70s southeast.
Showers and thunderstorms are expected Saturday as a cold front moves through the region. Some severe thunderstorms will be possible along and east of the I-35 corridor as a squall line moves east across North and Central Texas. Damaging winds, hail and a few tornadoes will be possible. In addition, heavy rain may lead to flash flooding.
Join us Thursday, February 22nd, for our SKYWARN class in Greenville, Texas (Hunt County) at the Fletcher Warren Civic Center. We will be hosting the basic session from 6 to 8 PM. All SKYWARN classes are free and open to all ages. No registration is required!
Join us Thursday, February 22nd, for our SKYWARN class in Fairfield, Texas (Freestone County) at the Civic Center on the Fairgrounds on US Highway 84. We will be hosting the basic session from 6 to 8 PM. All SKYWARN classes are free and open to all ages. No registration is required!

 
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August 2011 Review - Waco

Waco Temperatures - August 2011    Waco - 1980 vs. 2011

  

August 2011 was the warmest month on record at Waco, besting the record set last month, July 2011.

 

Waco - August Temperatures

 

 

 

Highest Maximum
Rank Temperature Year
1 105.2 2011
2 101.7 1951
3
(tie)
101.4 2010
101.4 1999
101.4 1988
6 101.1 2006
7 100.7 1952
8 100.6 1910
9 100.5 1985
10 100.2 2000
Highest Average
Rank Temperature Year
1 92.9 2011
2 89.9 1951
3
(tie)
89.3 1924
89.3 1910
5 89.2 2010
6 88.9 1934
7
(tie)
88.8 2006
88.8 1999
88.8 1952
10
(tie)
88.2 1988
88.2 1982
88.2 1918
Highest Minimum
Rank Temperature Year
1 80.5 2011
2 79.7 1924
3 79.4 1934
4 78.1 1923
5
(tie)
78.0 1951
78.0 1918
78.0 1910
8 77.3 1925
9
(tie)
77.2 1932
77.2 1930
77.2 1922

  

This was the warmest summer on record for Waco.  The average minimum temperature was the warmest since the official observing site was moved from the city to the airport in 1940.

 

Waco - Summer Temperatures

 

 

 

Highest Maximum
Rank Temperature Year
1 102.7 2011
2 99.5 1980
3 99.4 1998
4
(tie)
98.7 2009
98.7 1934
6 98.6 1925
7
(tie)
98.5 1990
98.5 1969
98.5 1918
10 98.4 1977
Highest Average
Rank Temperature Year
1 90.5 2011
2 88.7 1925
3 88.6 1934
4 87.7 1918
5 87.6 1998
6 87.3 1980
7
(tie)
87.2 1977
87.2 1969
9
(tie)
87.0 2010
87.0 2009
87.0 1909
Highest Minimum
Rank Temperature Year
1 78.8 1925
2 78.4 1934
3 78.3 2011
4
(tie)
77.0 1924
77.0 1923
6 76.9 1918
7 76.8 1914
8 76.6 2010
9 76.3 1932
10 76.1 1922

  

The 100° day total shattered the record from 1980.  The streak of 44 days just topped 1980.

 

Waco - Greatest Annual and Consecutive 100° Days

 

 

Greatest Annual
Rank # of Days Year
1 79 2011*
2 63 1980
3 61 1998
4 58 1969
5 55 2009
6
(tie)
52 1990
52 1977
8 50 1925
9
(tie)
46 2006
46 1978

* through August 31

 

Greatest Consecutive
Rank # of Days Dates
1 44 Jun 30 - Aug 12, 2011
2 42 Jun 23 - Aug 3, 1980
3 30 Jun 27 - Jul 26, 1969
4 29 Jul 6 - Aug 3, 1998
5 26 Jul 29 - Aug 23, 1987
6 25 Jul 31 - Aug 24, 2010
7 24 Jul 22 - Aug 14, 1910
8 23 Aug 3-25, 1952
9
(tie)
20 Aug 8-27, 2006
20 Jul 2-21, 1978

 

  

Between June 30 and August 31, there was only one day during which the temperature failed to reach 100°.

 

Waco - Greatest 100° Days by Month

 

June
Rank # of Days Year
1
(tie)
17 2011
17 1998
3 15 1925
4
(tie)
14 2009
14 1902
6
(tie)
13 1990
13 1918
13 1911
9 10 1980
10
(tie)
9 1969
9 1905
July
Rank # of Days Year
1
(tie)
31 2011
31 1980
3 29 1969
4 28 1998
5 24 1978
6
(tie)
23 1925
23 1909
8 21 1954
9 20 2001
10
(tie)
19 2009
19 1977
19 1912
August
Rank # of Days Year
1 30 2011
2
(tie)
27 2010
27 2006
4 26 1951
5
(tie)
25 1999
25 1988
25 1987
8 24 1952
9
(tie)
22 1985
22 1982
22 1910

  

There were 24 days with record highs during the summer of 2011, 14 of which occurred in August.  Excluding 2011, the summer with the most current record highs is 1969 with 9 days.

 

Waco - Annual and Consecutive Days of 105° or More

 

Greatest Annual
Rank # of Days Year
1 29 2011*
2 12 1998
3 11 1969
4 10 1980
5 9 1951

* through August 31

Greatest Consecutive
Rank # of Days Dates
1
(tie)
6 Aug 15-20, 2011
6 Aug 1-6, 2011
6 Aug 31 - Sep 5, 2000
6 Aug 9-14, 1969
3
(tie)
5 Aug 26-30, 2011
5 Jul 30 - Aug 3, 1998
5 Jul 28 - Aug 1, 1986

 

 

The number of days with lows of 80° or more was the most at Waco since the observing site moved from the city to the airport in 1940.

 

Waco - Annual and Consecutive Days with Lows of 80° or More

 

Greatest Annual
Rank # of Days Year
1 50 1925
2 43 1934
3 40 2011*
4 38 1924
5 27 1918

* through August 31

Greatest Consecutive
Rank # of Days Dates
1
(tie)
15 Aug 12-26, 1934
15 Jul 16-30, 1925
3 14 Jul 28 - Aug 10, 1924
4
(tie)
10 Jun 28 - Jul 7, 1933
10 Aug 15-24, 1924
10 Jul 12-21, 1924

 

  

August 2 set two all-time records, the highest minimum temperature (86°) and the highest mean temperature (97.5°).  There were 7 days with low temperatures of 83° of higher.  There had been no such days since 1967.

 

Waco - Daily Temperatures

 

 

 

Highest Maximum
Rank Temperature Date
1 112 Aug 11, 1969
2
(tie)
111 Sep  4, 2000
111 Aug 11, 1936
4
(tie)
110 Aug 27, 2011
110 Aug 13, 1969
6
(tie)
109 Aug 28, 2011
109 Aug 2, 2011
109 July 12, 1998
109 Aug 31, 1990
109 Jun 27, 1980
109 Aug 12, 1969
109 Aug 10, 1969
109 Aug 18, 1909
Highest Average
Rank Temperature Date
1 97.5 Aug 2, 2011
2 96.5 Aug 11, 1969
3 96.0 Aug 13, 1969
4
(tie)
95.5 Aug 3, 2011
95.5 Jul 12, 1933
95.5 Jul 18, 1925
7
(tie)
95.0 Aug 29, 2011
95.0 Aug 20, 2011
95.0 Aug 4, 2011
95.0 Aug 10, 1969
Highest Minimum
Rank Temperature Date
1 86 Aug 2, 2011
2 85 Jul 18, 1925
3
(tie)
84 Aug 29, 2011
84 Jul 12, 1933
84 Aug 20, 1930
84 Jul 28, 1925
5
(tie)
83 Aug 30, 2011
83 Aug 23, 2011
83 Aug 20, 2011
83 Aug 3, 2011
83 Jul 26, 2011
83 Jul 31, 1967
83 Jul 31, 1966
83 Jul 22, 1966
83 Aug 6, 1951

 

Precipitation deficits continue to mount across Waco after the 5th driest summer on record.  There were only two days during July and August with measurable rainfall at Waco Regional Airport.

 

Waco - Precipitation

 

  

August - Driest
Rank Precipitation Year
1 0.00 1902
2
(tie)
T 1999
T 1952
T 1929
T 1924
T 1910
7 0.01 2009
8 0.03 1936
9 0.05 2000
10 0.06 2006
11 0.08 2011

 

Summer - Driest

Rank Precipitation Year
1 0.51 1980
2 0.85 1956
3 0.93 1924
4 1.33 1954
5 1.43 2011
6 1.58 1965
7
(tie)
1.87 1952
1.87 1918
9 1.96 1998
10 2.02 1917
 

 

ASOS Precipitation
Location August Summer (June-August) October 2010 - August 2011

Precipitation

Departure
from Normal
Precipitation Departure
from Normal
Percent
of Normal
Precipitation Departure
from Normal

Percent
of Normal

Waco 0.08 -1.97 1.43 -5.84 20 13.92 -17.71 44
DFW Airport 0.96 -0.95 3.89 -3.97 49 21.60 -11.99 64
Dallas Love Field 0.93 -0.94 4.63 -3.56 57 22.86 -11.87 66
Fort Worth Meacham 0.92 -0.92 3.61 -5.78 38 16.86 -17.01 50
Dallas Executive 0.50 -3.07 2.67 -7.54 26 18.20 -19.49 48
Fort Worth Alliance 1.36 -1.15 3.36 -5.96 36 17.63 -16.85 51
Arlington 0.38 -1.59 1.30 -7.24 15 18.17 -16.37 53
Denton 1.75 -0.02 4.30 -4.35 50 20.81 -14.72 59
McKinney 0.32 -1.63 1.72 -6.47 21 20.00 -16.92 54
Terrell 0.25 -1.87 4.02 -4.90 45 25.57 -12.53 67
Corsicana 0.05 -2.06 4.53 -3.87 54 21.58 -15.96 57
Mineral Wells 2.00 -0.24 2.49 -5.90 30 11.20 -18.03 38