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 2005
	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	64	43	54	+4	11	0				SW	13.9	43	WSW	43	336	8	KFR 1000
2	56	39	48	-2	17	0				E	4.4	18	W	49	256	10
3	58	40	49	-1	16	0	0.14			SW	5.8	22	WSW	65	239	9	KFR 2215
4	59	38	48	-3	17	0				W	9.6	24	WSW	46	373	6
5	62	33	48	-3	17	0	T			E	4.8	18	ESE	55	371	9
6	71	46	58	+7	7	0				NW	9.6	22	NNW	46	426	10
7	66	42	54	+3	11	0				W	10.3	35	SW	49	215	10	KFR 1340
8	61	30	46	-5	19	0				SW	6.3	27	WNW	46	509	4
9	64	45	54	+3	11	0				NW	15.6	41	NW	32	524	4
10	64	35	50	-2	15	0				SE	5.8	20	SSE	39	460	5
11	63	45	54	+2	11	0	0.02			SW	10.2	27	SW	45	473	6	KFR 0530
12	58	34	46	-6	19	0	0.01			W	8.3	38	SW	52	404	7	T, DL
13	58	28	43	-10	22	0				SW	6.2	20	SW	46	472	7
14	62	34	48	-5	17	0				W	9.1	27	W	37	484	3
15	58	28	43	-11	22	0	T			NW	4.6	17	WNW	56	294	9
16	66	44	55	+1	10	0	T			NW	7.9	33	WSW	59	143	10	KFR 1330
17	62	40	51	-3	14	0	0.01			W	8.8	30	WNW	43	412	4
18	66	43	54	0	11	0	T			W	9.6	30	NNW	40	475	6
19	71	44	58	+4	7	0				NW	11.3	29	ENE	36	444	4
20	76	45	60	+5	5	0				NW	9.3	28	NNE	28	533	6
21	74	46	60	+5	5	0				NE	7.0	29	NE	40	494	7
22	79	45	62	+7	3	0				E	6.2	24	E	40	584	2
23	78	45	62	+7	3	0	0.08			NW	7.0	34	SSE	57	246	10	T, DL
24	76	41	58	+3	7	0				NW	6.1	18	NW	66	476	5
25	76	45	60	+4	5	0				E	4.6	14	E	68	527	4	F
26	85	46	66	+10	0	1				NW	4.7	17	ESE	54	595	1
27	73	42	58	+2	7	0				NE	13.5	35	ENE	36	524	4	KFR 0600
28	68	36	52	-5	13	0				NW	5.9	17	NW	27	571	4
29	66	42	54	-3	11	0				SW	7.2	27	SW	41	437	10
30	72	38	55	-3	10	0				E	4.2	15	E	54	522	2
SUM					343	1	0.26
AVG	67.1	40.1	53.6								7.9					6.2

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			0.26	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			-0.18	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.14	ON	3	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	9	>= 0.25	0	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			53.6	>= 0.01	5	>= 0.50	0	AVERAGE STATION			29.175
DEPARTURE FROM NORMAL			+0.1	>= 0.10	1	>= 1.00	0	MAX SEA-LEVEL	30.31	ON	5
HIGHEST	85	ON	26	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.52	ON	7
LOWEST	28	ON	15+	TOTAL FOR THE MONTH			0	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	na	ON	na	AVERAGE DAILY TOTAL			427.3
MAXIMUM 32 OR BELOW			0	MAX ON GRND	na	ON	na	MAX DAILY	595	ON	26
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	143	ON	16
MINIMUM 32 OR BELOW			3	AVERAGE SPEED (MPH)			7.9	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			-0.9	CLEAR	4	FOG	1
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	WSW @ 43	ON	1	PARTLY CLOUDY	16	THDR	2
TOTAL FOR THE MONTH			343	AVERAGE PSYCHROMETRIC DATA				CLOUDY	10	DUST	0
DEPARTURE FROM NORMAL			-7	DRY BULB (ºF)	54.4	WET BULB (ºF)	44.4	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			4744	REL. HUM. (%)	46.6	DEW PT.(ºF)	32.4	HIGHEST	98	ON	25+
SEASON DEPARTURE FROM NORM			-227	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	13	ON	28