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: March 1999
	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	57	33	45	+3	20	0				SW	10.2	30	WSW	55	332	1
2	45	25	35	-7	30	0	0.02			NW	7.9	35	W	75	109	10	KFR 2140
3	53	37	45	+3	20	0				SW	19.2	50	SSW	53	254	6
4	54	34	44	+2	21	0				W	11.0	35	WSW	46	251	7
5	50	27	38	-4	27	0				SW	6.9	21	WSW	46	353	1
6	50	28	39	-4	26	0				NW	8.3	16	NE	56	260	10
7	52	30	41	-3	24	0				SE	6.7	16	NW	51	278	6
8	48	28	38	-6	27	0	T			NW	5.9	13	NW	73	131	10
9	56	38	47	+3	18	0				SW	10.1	32	WSW	58	305	7
10	53	32	42	-3	23	O				NE	6.4	18	NNE	51	265	10
11	55	32	44	-1	21	0				NW	6.5	15	S	54	371	2
12	53	29	41	-4	24	0				NE	4.5	24	S	58	200	10
13	57	41	49	+4	16	0	0.02			NW	5.9	13	NW	77	149	10
14	64	44	54	+8	11	0				NW	9.2	31	NW	61	180	10
15	59	35	47	+1	18	0				NW	7.9	31	NW	48	253	9	KFR 2100
16	56	32	44	-2	21	0				W	10.7	37	W	39	372	5
17	57	33	45	-2	20	0				NW	5.8	20	E	46	307	8
18	60	41	50	+3	15	0				NW	7.6	19	WNW	50	248	10
19	71	39	55	+8	10	0				NW	9.2	21	NW	52	400	1
20	75	48	62	+15	3	0				NW	8.9	17	WNW	42	384	3
21	63	39	51	+4	14	0	0.02			W	9.2	28	WSW	58	245	10
22	62	30	46	-1	19	0				NW	5.6	26	W	62	336	6
23	67	43	55	+8	10	0				SW	5.6	21	SSE	49	387	6
24	66	40	53	+6	12	0				NW	7.8	22	SSE	56	254	10
25	62	46	54	+7	11	0				SW	11.2	39	SW	48	191	10	KFR 1805
26	56	38	47	0	18	0				SW	18.4	43	SW	43	465	3
27	56	32	44	-4	21	0				W	13.0	40	WSW	40	410	5
28	54	36	45	-3	20	0				S	13.1	27	WSW	44	311	6
29	57	39	48	-1	17	0				SW	18.3	52	SSW	48	398	8	KFR 1800
30	54	30	42	-7	23	0				SW	7.4	25	WSW	49	407	7
31	58	31	44	-5	21	0				NW	11.0	22	NNE	49	383	9
SUM					581	0	0.06	0
AVG	57.4	35.2	46.3								9.3					7.0

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			0.06	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			-0.41	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.02	ON	21+	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	4	>= 0.25	0	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			46.3	>= 0.01	3	>= 0.50	0	AVERAGE STATION			29.120
DEPARTURE FROM NORMAL			+0.7	>= 0.10	0	>= 1.00	0	MAX SEA-LEVEL	30.28	ON	1
HIGHEST	75	ON	20	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.45	ON	2
LOWEST	25	ON	2	TOTAL FOR THE MONTH			0	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	na	ON	na	AVERAGE DAILY TOTAL			296.4
MAXIMUM 32 OR BELOW			0	MAX ON GRND	na	ON	na	MAX DAILY	465	ON	26
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	109	ON	2
MINIMUM 32 OR BELOW			13	AVERAGE SPEED (MPH)			9.3	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			+1.0	CLEAR	6	FOG	0
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	SSW @ 52	ON	29	PARTLY CLOUDY	10	THDR	0
TOTAL FOR THE MONTH			581	AVERAGE PSYCHROMETRIC DATA				CLOUDY	15	DUST	0
DEPARTURE FROM NORMAL			-21	DRY BULB (ºF)	46.3	WET BULB (ºF)	39.0	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			4051	REL. HUM. (%)	52.8	DEW PT.(ºF)	28.7	HIGHEST	93	ON	22
SEASON DEPARTURE FROM NORM			-612	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	17	ON	27