CLIMATOLOGICAL DATA							HANFORD METEOROLOGY STATION 25 MILES N.W. OF RICHLAND, WA LATITUDE 46º 34'N, LONGITUDE 119º 36'W ELEVATION (GROUND) 733 FEET							MONTH: April 2003
	TEMPERATURE (ºF) (3-FT LEVEL)						PRECIPITATION			WIND (50-FT LEVEL)							FRONTS & MISC PHENOM
D A T E	M A X I M U M	M I N I M U M	A V E R A G E	D E P A R T U R E	H D D 65 ºF	C D D 65 ºF	T O T A L IN.	S N O W IN.	SNOW ON GRND AT 0400 IN.	P R E V A I L DIR	A V E SPD MPH	PK G U S T SPD MPH	PK G U S T DIR	A V E RH %	S O L A R A D	S K Y C V R SR TO SS	NOTE:TYPES AND TIMES OF FRONTAL PASSAGES "KFR"(COLD) "WFR"(WARM)
1	60	43	52	+2	13	0	T			SW	8.5	30	SW	44	343	8	KFR 0200
2	56	39	48	-2	17	0				SW	12.4	35	SSW	40	433	6	KFR 0300
3	57	37	47	-3	18	0				SW	13.2	35	SW	43	362	9
4	58	24	41	-10	24	0				W	5.8	28	WNW	51	392	5
5	55	33	44	-7	21	0	T			W	11.5	29	WSW	48	349	10	KFR 0530
6	57	35	46	-5	19	0	0.02			N	6.1	21	SSW	70	391	9
7	64	32	48	-3	17	0				S	6.0	23	SSW	58	239	10
8	78	43	60	+9	5	0				W	6.2	37	WSW	48	454	5	KFR 2300
9	67	44	56	+5	9	0				NW	10.0	48	SW	36	501	4
10	71	47	59	+7	6	0	0.09			NW	9.2	38	WSW	47	375	9	KFR 2140
11	67	45	56	+4	9	0	0.04			SE	5.0	22	WSW	63	327	9
12	69	46	58	+6	7	0				NW	7.2	17	NW	62	350	8
13	67	47	57	+4	8	0	0.20			SW	9.7	43	SSW	56	424	3	KFR 0145
14	59	42	50	-3	15	0	1.04			SW	10.1	26	SW	66	287	10	F
15	64	39	52	-2	13	0				SW	7.6	21	SW	52	479	2
16	64	42	53	-1	12	0	0.02			SW	6.6	26	S	60	387	8	DL
17	60	38	49	-5	16	0	0.01			NW	8.5	30	NW	59	322	9	KFR 1700
18	63	36	50	-4	15	0				W	7.5	23	NW	45	541	1
19	65	30	48	-6	17	0				E	4.7	17	E	55	522	7
20	69	44	56	+1	9	0				NW	7.7	23	NW	45	438	5
21	73	54	64	+9	1	0	T			NW	7.0	20	NW	48	381	10
22	69	51	60	+5	5	0	0.03			W	5.8	23	NW	64	329	9
23	66	37	52	-3	13	0	T			S	4.6	17	S	57	446	9
24	55	35	45	-10	20	0	0.03			SW	8.5	26	WSW	74	138	10	KFR 0300
25	62	32	47	-9	18	0	T			E	5.4	29	ESE	66	492	5	F
26	60	42	51	-5	14	0	0.67			SW	11.7	27	W	72	292	10	KFR 0200
27	66	34	50	-6	15	0				E	5.8	17	WSW	54	586	2
28	72	45	58	+1	7	0				N	9.6	26	SW	46	533	8	KFR 2100
29	67	47	57	0	8	0	0.05			N	6.0	34	WSW	71	358	9	T, DL, Funnel Cloud
30	69	41	55	-3	10	0	0.03			W	6.6	26	WNW	64	388	9	T
SUM					381	0	2.23	0
AVG	64.3	40.1	52.2								7.8					7.3

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			2.23	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			+1.79	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	1.24	ON	13-14	F-Fog, IC-Ice Crystals, K-Smoke
Solrad in column 15 is in Langleys; g-cal/sq. cm				NUMBER OF DAYS WITH:				GL-Glaze, T-Thunderstorm, DS-Drifting Snow
TEMPERATURE (ºF) (3-FT LEVEL)				>= T	17	>= 0.25	2	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			52.2	>= 0.01	12	>= 0.50	2	AVERAGE STATION			29.055
DEPARTURE FROM NORMAL			-1.3	>= 0.10	3	>= 1.00	1	MAX SEA-LEVEL	30.22	ON	19
HIGHEST	78	ON	8	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.54	ON	2
LOWEST	24	ON	4	TOTAL FOR THE MONTH			0	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	na	ON	na	AVERAGE DAILY TOTAL			395.3
MAXIMUM 32 OR BELOW			0	MAX ON GRND	na	ON	na	MAX DAILY	586	ON	27
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	138	ON	24
MINIMUM 32 OR BELOW			4	AVERAGE SPEED (MPH)			7.8	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			-1.0	CLEAR	4	FOG	2
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	SW @ 48	ON	9	PARTLY CLOUDY	7	THDR	2
TOTAL FOR THE MONTH			381	AVERAGE PSYCHROMETRIC DATA				CLOUDY	19	DUST	0
DEPARTURE FROM NORMAL			+31	DRY BULB (ºF)	52.4	WET BULB (ºF)	44.5	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			4513	REL. HUM. (%)	55.5	DEW PT.(ºF)	35.4	HIGHEST	100	ON	2
SEASON DEPARTURE FROM NORM			-458	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	18	ON	9