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 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	47	34	40	+8	25	0				SW	19.2	41	SW	50	64	10
2	55	40	48	+15	17	0				SW	24.9	64	W	48	116	10	BD,KFR 1130
3	46	31	38	+5	27	0	T			NW	6.6	25	WSW	64	62	10	KFR 2230
4	54	36	45	+12	20	0				SW	18.3	57	SW	49	227	1
5	49	26	38	+5	27	0	T			S	9.2	38	SSE	60	62	10
6	56	44	50	+17	15	0	0.08			SW	19.2	65	SSW	64	70	10	KFR 1700
7	52	38	45	+11	20	0	0.01			SW	24.4	56	WSW	58	187	4
8	46	32	39	+4	26	0				SW	9.2	30	WSW	52	70	9	KFR 1800
9	43	24	34	-1	31	0				W	6.0	16	WSW	60	98	10
10	47	26	36	-1	29	0				W	11.2	32	W	52	245	1
11	44	20	32	-5	33	0				NW	5.5	15	NW	69	178	8
12	46	29	38	0	27	0				NW	7.8	17	WNW	61	200	10
13	49	31	40	+1	25	0				NW	4.7	10	WNW	64	142	10
14	52	28	40	+1	25	0				NW	6.3	14	NW	64	234	6
15	46	24	35	-5	30	0	T			NW	5.5	19	WNW	68	193	8
16	53	30	42	+2	23	0	0.04			S	6.8	23	S	73	129	8	KFR 0130 KFR 2330
17	54	36	45	+5	20	0				SW	13.4	40	WSW	60	190	5
18	38	32	35	-5	30	0	0.19	T		NW	7.3	16	WNW	90	62	10	F,KFR 1400
19	56	30	43	+2	22	0				SW	5.9	22	W	60	265	3
20	47	26	36	-5	29	0	0.03			NW	6.4	21	S	76	165	8
21	53	37	45	+4	20	0	0.02			SW	12.4	35	SW	62	223	8
22	61	42	52	+11	13	0				S	15.8	46	SW	54	114	10	KFR 1230
23	56	34	45	+4	20	0	0.01			S	8.5	34	SSW	66	142	10	WFR 2100
24	62	50	56	+15	9	0	T			S	15.8	44	SSW	44	53	10	KFR 2245
25	57	39	48	+6	17	0	T			SW	14.4	40	SW	50	190	8
26	51	29	40	-2	25	0				S	7.0	19	W	49	255	5
27	41	34	38	-4	27	0	0.32			NW	6.7	16	NW	92	83	10
28	59	34	46	+4	19	0				SW	12.9	46	WSW	64	319	2	F
SUM					651	0	0.70	T
AVG	50.7	32.7	41.7								11.1					7.7

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			0.70	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			+0.08	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.32	ON	27	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	13	>= 0.25	1	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			41.7	>= 0.01	8	>= 0.50	0	AVERAGE STATION			29.132
DEPARTURE FROM NORMAL			+3.7	>= 0.10	2	>= 1.00	0	MAX SEA-LEVEL	30.53	ON	11
HIGHEST	62	ON	21	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.15	ON	6
LOWEST	20	ON	11	TOTAL FOR THE MONTH			T	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	T1	ON	18	AVERAGE DAILY TOTAL			154.8
MAXIMUM 32 OR BELOW			0	MAX ON GRND	0	ON	na	MAX DAILY	319	ON	28
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	53	ON	24
MINIMUM 32 OR BELOW			15	AVERAGE SPEED (MPH)			11.1	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			+3.9	CLEAR	4	FOG	2
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	SSW @ 65	ON	6	PARTLY CLOUDY	4	THDR	0
TOTAL FOR THE MONTH			651	AVERAGE PSYCHROMETRIC DATA				CLOUDY	20	DUST	1
DEPARTURE FROM NORMAL			-113	DRY BULB (ºF)	42.1	WET BULB (ºF)	36.7	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			3470	REL. HUM. (%)	61.5	DEW PT.(ºF)	29.0	HIGHEST	99	ON	28
SEASON DEPARTURE FROM NORM			-591	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	25	ON	26