Severe Thunderstorm Threat From the Central Plains to the Northeast; Extreme HeatRisk for the East Coast

Strong to severe thunderstorms are possible from the central Plains to the Northeast through this evening. Widespread damaging winds are the primary threat but hail and a tornado or two is also possible. Extremely dangerous heat continues across the Eastern U.S. Warm overnight low temperatures will provide little to no relief. Read More >

QUALITY CONTROLLED Local Climatological Data: RK HL/YORK CO/BRYNT FD APT

U.S. Department of Commerce
National Oceanic & Atmospheric Administration

QUALITY CONTROLLED LOCAL
CLIMATOLOGICAL DATA
(final)
HOURLY OBSERVATIONS TABLE
RK HL/YORK CO/BRYNT FD APT (53871)
ROCK HILL, SC
(01/2014)

National Climatic Data Center
Federal Building
151 Patton Avenue
Asheville, North Carolina 28801

Elevation: 669 ft. above sea level
Latitude: 34.986
Longitude: -81.057
Data Version: VER2

Date	Time (LST)	Station Type	Sky Conditions	Visibility (SM)	Weather Type	Dry Bulb Temp		Wet Bulb Temp		Dew Point Temp		Rel Humd %	Wind Speed (MPH)	Wind Dir	Wind Gusts (MPH)	Station Pressure (in. hg)	Press Tend	Net 3-hr Chg (mb)	Sea Level Pressure (in. hg)	Report Type	Precip. Total (in)	Alti- meter (in. hg)
Date	Time (LST)	Station Type	Sky Conditions	Visibility (SM)	Weather Type	(F)	(C)	(F)	(C)	(F)	(C)	Rel Humd %	Wind Speed (MPH)	Wind Dir	Wind Gusts (MPH)	Station Pressure (in. hg)	Press Tend	Net 3-hr Chg (mb)	Sea Level Pressure (in. hg)	Report Type	Precip. Total (in)	Alti- meter (in. hg)
1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23
28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28 28	0054 0154 0254 0354 0454 0554 0654 0754 0854 0954 1054 1154 1254 1354 1454 1554 1639 1652 1654 1707 1720 1751 1754 1801 1835 1854 1934 1954 2001 2054 2111 2130 2147 2154 2254 2354	12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12	CLR CLR CLR CLR CLR CLR CLR CLR BKN110 FEW095 CLR FEW100 OVC075 OVC070 FEW045 OVC055 BKN045 OVC055 OVC055 OVC050 OVC050 SCT015 BKN044 OVC050 FEW014 OVC038 FEW013 OVC028 FEW013 OVC026 FEW013 OVC024 FEW009 OVC027 OVC025 FEW011 OVC031 SCT013 OVC029 SCT013 OVC027 FEW011 OVC019 FEW009 OVC020 FEW011 OVC031 BKN039 OVC075 SCT041 OVC075 FEW012 BKN042 OVC075 OVC070	10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 10.00 2.50 3.00 3.00 2.00 1.25 2.00 2.00 1.50 1.50 1.50 2.00 2.00 1.50 1.50 1.50 2.00 3.00 4.00 10.00 9.00	-SN -SN -SN -SN -SN -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR -SN BR	38 36 34 32 31 30 30 29 28 29 31 32 31 31 31 29 25 25 24 24 23 21 22 22 22 22 22 22 22 21 21 21 21 21 21 21	3.3 2.2 1.1 0.0 -0.6 -1.1 -1.1 -1.7 -2.2 -1.7 -0.6 0.0 -0.6 -0.6 -0.6 -1.7 -3.9 -4.0 -4.4 -4.4 -5.0 -6.0 -5.6 -5.6 -5.6 -5.6 -5.6 -5.6 -5.6 -6.1 -6.1 -6.1 -6.1 -6.1 -6.1 -6.1	31 28 26 23 23 22 22 21 21 21 23 23 23 23 23 23 22 23 22 22 21 20 21 21 21 21 21 21 21 20 20 20 20 20 20 19	-0.4 -2.0 -3.4 -4.7 -5.1 -5.5 -5.5 -5.8 -6.1 -5.9 -5.1 -4.8 -5.0 -4.9 -4.9 -5.2 -5.4 -5.1 -5.4 -5.4 -6.0 -6.6 -6.2 -6.2 -6.2 -6.2 -6.2 -6.2 -6.2 -6.6 -6.6 -6.7 -6.7 -6.7 -6.9 -7.0	19 12 6 -1 -1 -2 -2 -1 -0 -3 -2 -3 -0 1 1 6 16 18 18 18 17 18 18 18 18 18 18 18 18 18 18 17 17 17 16 15	-7.2 -11.1 -14.4 -18.3 -18.3 -18.9 -18.9 -18.3 -17.8 -19.4 -18.9 -19.4 -17.8 -17.2 -17.2 -14.4 -8.9 -8.0 -7.8 -7.8 -8.3 -8.0 -7.8 -7.8 -7.8 -7.8 -7.8 -7.8 -7.8 -7.8 -7.8 -8.3 -8.3 -8.3 -8.9 -9.4	46 37 31 24 25 25 25 27 30 25 24 22 26 27 27 37 69 75 78 78 78 88 85 85 85 85 85 85 85 88 88 84 84 84 81 78	8 7 7 15 9 6 7 8 7 9 9 11 9 8 8 9 13 13 11 13 10 11 10 9 7 5 7 8 10 5 7 8 7 6 7 6	030 040 040 030 050 040 040 060 VR 090 040 040 040 020 060 020 010 010 010 030 030 030 030 030 030 050 030 030 030 030 030 040 030 030 020 040	23 18 18 17 16	29.35 29.35 29.40 29.41 29.43 29.44 29.48 29.51 29.52 29.54 29.54 29.54 29.50 29.47 29.47 29.46 29.47 29.47 29.47 29.47 29.47 29.47 29.47 29.46 29.46 29.46 29.47 29.47 29.47 29.48 29.49 29.48 29.47 29.47 29.47 29.46			30.06 30.07 30.12 30.13 30.15 30.17 30.22 30.25 30.27 30.28 30.28 30.28 30.24 30.22 30.21 30.22 M M 30.23 M M M 30.23 M M 30.22 M 30.23 M 30.24 M M M 30.23 30.23 30.22	AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA SP SP AA SP SP SP AA SP SP AA SP AA SP AA SP SP SP AA AA AA	T T 0.01 0.01 0.01 T T T	30.07 30.07 30.12 30.13 30.15 30.16 30.20 30.23 30.24 30.26 30.26 30.26 30.22 30.19 30.19 30.18 30.19 30.19 30.19 30.19 30.19 30.19 30.19 30.18 30.18 30.18 30.19 30.19 30.19 30.20 30.21 30.20 30.19 30.19 30.19 30.18