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: February 1997
	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	53	33	43	+11	22	0				NW	4.6	12	NW	85	145	7	F
2	51	28	40	+7	25	0				NW	6.4	18	WNW	70	206	1
3	44	30	37	+4	28	0				NW	9.8	21	NW	77	190	4
4	44	24	34	+1	31	0				NW	8.1	18	NW	65	217	0
5	41	20	30	-3	35	0				NW	5.6	15	WNW	81	223	1	F
6	30	28	29	-4	36	0	T	T		NW	4.7	11	NW	81	26	10
7	31	27	29	-5	36	0	T	T		NW	4.7	11	NW	73	37	10
8	34	29	32	-3	33	0				NW	3.9	9	NW	73	67	10
9	39	28	34	-1	31	0				NW	7.0	17	W	74	146	10
10	40	28	34	-3	31	0				NE	3.5	7	ENE	74	136	10
11	36	29	32	-5	33	0	0.25	2.7		NW	5.0	15	WNW	88	45	10	F
12	53	36	40	+2	25	0			2.2	W	11.6	33	SSW	66	211	6	F,KFR 0100
13	58	41	50	+11	15	0				SW	9.9	25	WSW	54	218	7
14	62	36	49	+10	16	0				SW	8.6	29	SW	68	154	10
15	64	40	52	+12	13	0				NW	9.0	30	W	61	216	9
16	56	34	45	+5	20	0				NW	8.2	20	NW	77	212	8
17	60	36	48	+8	17	0				W	12.1	35	W	57	258	3	KFR 0230
18	53	34	44	+4	21	0	T			S	6.5	22	SSW	62	109	10
19	57	39	48	+7	17	0	T			W	15.1	42	W	57	194	7	KFR 0515
20	56	34	45	+4	20	0				W	11.1	33	WSW	50	252	3
21	51	27	39	-2	26	0				NW	4.4	14	WNW	67	219	10
22	52	30	41	0	24	0				W	5.9	13	NNE	62	286	0
23	51	28	40	-1	25	0				NW	4.8	11	WNW	70	186	9
24	55	25	40	-1	25	0				SE	4.8	12	ESE	70	295	0
25	55	32	44	+2	21	0				NW	5.6	17	W	64	265	6
26	60	40	50	+8	15	0				W	10.5	41	WNW	55	196	10	KFR 1400
27	50	31	40	-2	25	0				W	8.6	22	NNE	53	257	7
28	52	26	39	-3	26	0				W	6.1	15	W	56	275	6
SUM					692	0	0.25	2.7
AVG	49.6	30.8	40.2								7.4					6.6

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			0.25	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			-0.37	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.25	ON	11	F-Fog, IC-Ice Crystals, K-Smoke
Solrad in coluns 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	5	>= 0.25	1	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			40.2	>= 0.01	1	>= 0.50	0	AVERAGE STATION			29.395
DEPARTURE FROM NORMAL			+2.2	>= 0.10	1	>= 1.00	0	MAX SEA-LEVEL	30.69	ON	24
HIGHEST	64	ON	15	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.55	ON	27
LOWEST	20	ON	5	TOTAL FOR THE MONTH			2.7	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	2.7	ON	11	AVERAGE DAILY TOTAL			187.2
MAXIMUM 32 OR BELOW			2	MAX ON GRND	2.5	ON	11	MAX DAILY	295	ON	24
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	26	ON	6
MINIMUM 32 OR BELOW			18	AVERAGE SPEED (MPH)			7.4	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			+0.2	CLEAR	7	FOG	4
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	W @ 42	ON	19	PARTLY CLOUDY	8	THDR	0
TOTAL FOR THE MONTH			692	AVERAGE PSYCHROMETRIC DATA				CLOUDY	13	DUST	0
DEPARTURE FROM NORMAL			-72	DRY BULB (ºF)	39.7	WET BULB (ºF)	35.3	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			4055	REL. HUM. (%)	67.5	DEW PT.(ºF)	29.0	HIGHEST	99	ON	1
SEASON DEPARTURE FROM NORM			-6	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	28	ON	27