GUNNISON RIVER BASIN

380436107411500 PORTLAND METEOROLOGICAL STATION NEAR OURAY, CO

LOCATION.--Lat 38°04'36", long 107°41'15", in SE14NW14 sec.12, T.44 N, R.8 W., Ouray County, Hydrologic Unit 14020006, 4 mi north of Ouray, and 8.6 mi east of Black Lake.

PERIOD OF RECORD.--May 1992 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=380436107411500

GAGE.--Weighing-bucket rain gage with satellite telemetry. Elevation of gage is 8,080 ft above NGVD of 1929, from topographic map.

REMARKS.--Unpublished air-temperature and precipitation data for water years 1992 and 1993 are available in district office.

EXTREMES FOR PERIOD OF RECORD.--

AIR TEMPERATURE: Maximum, 32.6°C, July 13, 14, 2002; July 11, 2003; minimum, -23.6°C, Dec. 17, 18, 1996.

PRECIPITATION: Maximum daiy, 2.3 inches, Oct. 3, 1996.

EXTREMES FOR CURRENT YEAR.--

AIR TEMPERATURE: Maximum, 32.6°C, July 11; minimum, -17.4°C, Feb. 7.

PRECIPITATION: Maximum daily, 1.8 inches, Sept. 9.

Temperature, air, degrees Celsius 

WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

DAY	MAX	MIN	MEAN	MAX	MIN	MEAN	MAX	MIN	MEAN	MAX	MIN	MEAN
	OCTOBER			NOVEMBER			DECEMBER			JANUARY
1	16.5	4.9	9.7	11.0	-2.8	5.2	4.2	-4.2	-0.7	-3.5	-9.8	-6.7
2	11.0	3.2	6.5	8.5	-2.8	3.4	3.5	-6.0	-1.3	1.4	-10.1	-4.3
3	3.2	-2.1	0.1	0.0	-10.9	-4.9	2.8	-4.2	-1.3	7.8	-4.2	1.1
4	10.2	-2.8	3.3	5.3	-4.6	0.2	2.5	-6.4	-2.5	7.4	-0.7	2.6
5	11.7	1.1	6.1	4.9	-6.0	-0.9	3.2	-4.6	-1.1	6.4	-4.2	-0.1
6	14.6	1.4	7.1	11.3	-2.4	3.8	3.5	-4.6	-1.7	4.9	-4.6	-0.7
7	18.1	3.9	9.7	15.0	2.5	7.2	3.5	-4.9	-1.5	6.0	-3.8	0.2
8	16.1	3.5	9.2	7.1	2.1	3.9	1.8	-6.8	-3.1	9.9	-0.7	2.9
9	16.9	4.9	10.1	7.8	-3.8	1.9	4.9	-4.9	-1.1	3.5	-2.4	0.0
10	18.5	6.4	12.1	0.0	-6.8	-3.8	5.7	-4.9	-1.1	3.2	-2.8	-0.3
11	18.9	7.8	12.7	1.1	-6.4	-3.3	-0.3	-8.3	-4.5	0.4	-3.1	-2.1
12	13.1	2.5	6.9	3.2	-9.0	-3.0	-0.3	-6.0	-3.1	1.4	-7.5	-3.4
13	15.8	1.8	7.7	4.9	-3.5	0.6	6.4	-4.2	-0.4	6.0	-6.0	-0.3
14	15.4	4.2	8.3	2.5	-3.8	-1.6	7.4	-3.1	1.1	8.5	-1.7	3.2
15	16.1	2.5	8.2	-1.7	-9.0	-5.3	8.8	-0.3	3.9	4.6	-6.0	-2.0
16	14.6	3.9	8.2	4.9	-10.1	-2.0	8.5	-1.7	2.1	1.4	-8.3	-3.8
17	16.5	4.6	9.2	11.0	-3.5	2.7	-1.0	-6.8	-3.3	2.8	-6.4	-2.2
18	13.1	2.1	6.8	4.2	-4.9	-1.2	-2.8	-9.0	-6.5	2.8	-6.4	-2.3
19	15.0	2.8	7.6	4.9	-2.8	0.4	-0.3	-10.9	-8.4	8.8	-3.8	2.0
20	13.5	3.5	7.5	6.4	-2.8	1.1	2.8	-9.8	-3.9	8.8	-0.7	2.5
21	13.9	3.9	7.8	9.9	0.0	4.3	-3.5	-11.7	-7.9	6.7	-2.1	1.6
22	11.3	2.5	6.3	13.5	2.8	7.3	-3.8	-11.7	-8.4	5.3	-2.8	0.7
23	8.5	0.0	3.3	9.9	1.1	5.6	-4.2	-12.1	-8.5	7.8	-1.7	2.2
24	3.5	-0.3	1.5	6.7	0.0	2.6	-3.5	-10.1	-7.8	6.4	-0.3	2.1
25	8.5	-1.4	3.6	1.4	-5.7	-3.3	-4.9	-12.1	-9.5	2.1	-3.5	-0.4
26	7.1	-1.4	2.3	-1.0	-8.6	-5.6	-3.5	-13.7	-8.9	6.7	-4.2	0.6
27	6.4	-1.7	1.3	4.2	-7.1	-2.6	3.2	-8.3	-2.8	12.4	0.4	5.5
28	5.7	-2.4	1.2	6.0	-4.9	-0.3	7.4	-3.5	1.9	7.4	-2.4	2.7
29	0.0	-4.9	-2.5	8.1	-2.1	2.2	4.6	-5.7	0.5	5.7	-3.1	0.7
30	7.1	-4.6	1.5	9.2	-2.1	2.4	-2.4	-7.9	-5.7	8.5	-0.3	3.8
31	9.9	0.4	5.0	---	---	---	3.9	-6.0	-2.4	9.9	-0.7	4.0
MONTH	18.9	-4.9	6.1	15.0	-10.9	0.6	8.8	-13.7	-3.2	12.4	-10.1	0.3
	FEBRUARY			MARCH			APRIL			MAY
1	13.1	4.6	8.0	-1.7	-9.8	-6.5	16.1	5.7	10.5	11.0	-0.7	5.0
2	7.8	-5.3	1.5	0.0	-12.5	-6.4	11.3	3.2	7.7	16.1	3.2	9.8
3	-1.4	-9.0	-6.9	3.5	-9.0	-2.3	4.6	-3.1	1.1	14.6	4.6	10.7
4	-0.7	-9.4	-5.4	-0.3	-5.3	-2.6	4.6	-8.3	-1.1	10.2	0.0	3.8
5	-6.8	-11.7	-9.6	-1.4	-8.6	-5.3	5.3	-6.4	-0.3	10.2	-0.7	3.8
6	-9.0	-15.7	-12.1	3.9	-6.0	-0.9	1.8	-6.4	-2.9	11.0	-1.0	5.0
7	-6.0	-17.4	-12.5	8.8	-2.1	2.8	2.8	-5.7	-2.9	12.4	4.9	8.6
8	-1.0	-13.3	-7.8	8.5	-0.7	3.5	10.2	-6.4	1.3	10.2	-0.7	4.8
9	-6.4	-11.3	-8.8	9.5	0.4	4.7	15.4	0.7	8.1	11.3	-2.4	4.0
10	2.5	-11.3	-4.5	10.6	1.4	5.6	17.3	5.3	11.0	6.0	-5.7	0.4
11	4.2	-5.7	-1.4	10.6	0.7	5.2	17.3	4.9	10.6	18.1	-0.7	8.4
12	7.4	-3.5	1.6	11.3	2.8	6.7	16.1	7.4	11.6	19.7	6.0	13.4
13	6.4	0.4	2.7	13.9	3.2	8.5	18.5	5.7	11.9	17.7	9.2	13.4
14	1.8	-2.8	-0.1	14.3	1.8	8.6	17.3	4.6	10.3	20.1	9.9	13.6
15	2.5	-4.9	-1.6	12.8	1.8	7.1	8.8	-0.7	3.3	12.1	3.5	7.9
16	6.4	-4.2	0.8	6.7	-0.7	2.8	13.5	-1.0	5.3	20.9	5.7	13.1
17	4.2	-5.7	-0.6	3.9	-2.8	0.0	12.8	-1.4	7.7	22.5	12.4	17.5
18	-1.7	-6.0	-4.2	-1.0	-4.9	-3.2	8.8	-2.1	2.5	17.3	6.7	11.5
19	-1.0	-7.9	-4.6	0.7	-5.3	-3.0	7.8	-3.5	0.7	17.7	3.2	9.8
20	3.5	-6.8	-2.4	6.0	-4.9	-0.3	11.3	-4.2	3.6	16.5	6.7	11.0
21	0.4	-6.0	-2.5	4.9	-2.8	-0.6	14.3	2.8	8.3	22.5	7.8	14.6
22	2.5	-6.8	-2.8	9.5	-3.5	2.7	9.2	-1.0	3.7	23.8	11.3	17.1
23	0.7	-10.5	-4.5	13.1	1.8	7.0	2.8	-5.3	-0.8	23.8	13.1	18.1
24	3.2	-3.1	-0.3	9.9	-1.4	3.6	13.9	1.8	6.7	23.3	12.8	17.7
25	1.4	-3.1	-1.2	8.5	-1.7	2.1	18.5	4.6	10.8	19.7	9.9	14.7
26	0.7	-6.4	-3.2	12.4	-3.1	6.6	16.5	6.7	11.5	24.2	9.5	17.0
27	0.7	-6.8	-3.9	-1.7	-8.3	-5.3	18.5	3.9	11.5	26.0	12.4	19.6
28	-2.1	-7.1	-5.1	-1.7	-9.0	-6.3	15.8	7.4	11.6	27.3	15.0	19.8
29	---	---	---	0.7	-11.7	-4.9	14.6	3.9	9.0	28.2	13.5	19.5
30	---	---	---	---	---	---	11.0	1.4	6.3	24.2	13.1	18.3
31	---	---	---	---	---	---	---	---	---	24.6	12.1	16.6
MONTH	13.1	-17.4	-3.3	---	---	---	18.5	-8.3	6.0	28.2	-5.7	11.9
	JUNE			JULY			AUGUST			SEPTEMBER
1	21.7	9.9	14.5	29.7	17.3	23.1	25.1	13.5	19.0	24.6	10.6	17.3
2	24.2	9.9	16.5	29.7	13.5	21.4	24.2	13.9	18.2	24.2	13.9	18.4
3	25.1	8.1	16.2	30.6	15.0	22.3	21.7	13.1	16.9	22.1	11.3	15.6
4	22.5	8.8	15.5	30.6	13.5	22.1	26.9	11.0	18.9	23.8	12.4	17.2
5	18.9	6.7	12.6	30.1	14.3	21.8	29.7	15.4	21.9	21.7	8.1	14.0
6	21.7	7.1	13.9	28.2	17.7	22.1	26.4	18.1	21.3	18.5	7.8	11.2
7	18.5	6.0	12.6	29.7	17.3	23.2	25.5	13.9	19.7	16.9	8.5	11.4
8	22.9	8.1	15.7	31.1	17.7	24.1	26.4	12.8	19.5	23.3	10.2	16.1
9	20.5	11.3	15.7	30.1	13.9	21.6	28.2	15.0	21.4	14.3	3.5	8.9
10	22.9	10.6	16.5	30.6	14.6	22.4	28.7	17.3	21.0	9.2	2.5	6.3
11	22.5	11.0	16.9	32.6	17.3	24.6	29.2	16.1	21.2	13.1	0.7	6.2
12	22.1	8.5	14.3	32.1	18.1	24.9	28.2	14.6	20.2	19.7	4.9	11.2
13	16.9	6.7	12.1	31.6	18.1	24.6	28.2	12.4	20.2	13.1	3.2	9.4
14	23.8	9.5	16.8	31.1	17.3	24.1	27.8	12.4	19.8	17.7	1.8	8.9
15	26.0	12.4	19.1	30.1	17.7	22.8	18.5	12.4	15.5	20.5	6.7	13.4
16	24.2	13.5	17.8	28.2	18.1	21.5	19.7	11.3	14.7	22.1	12.4	17.2
17	22.9	11.0	16.4	29.7	15.8	21.1	21.3	11.3	15.4	20.9	3.9	14.8
18	22.1	10.6	15.6	29.7	16.1	23.1	23.3	12.1	17.9	13.5	-2.4	5.1
19	19.7	8.1	13.3	29.2	18.1	22.0	27.8	13.9	19.9	---	---	---
20	20.1	8.1	15.0	30.6	16.1	23.0	28.2	14.6	20.3	19.3	7.4	12.6
21	23.8	9.9	17.0	29.2	16.1	21.4	24.6	15.4	18.5	19.7	5.7	11.8
22	24.6	9.9	17.5	31.1	16.9	23.1	22.9	13.9	16.7	21.3	7.4	14.1
23	23.8	14.3	18.6	26.9	18.9	21.8	20.1	11.7	14.8	22.9	9.9	15.9
24	23.3	7.4	16.8	28.2	15.8	20.7	24.2	10.6	16.7	22.1	10.2	15.5
25	20.1	4.2	12.0	26.9	15.0	20.4	22.5	13.1	17.2	22.5	10.6	15.9
26	22.1	5.3	13.4	28.2	15.0	20.7	22.5	11.7	17.2	22.9	9.2	15.6
27	26.4	9.2	17.5	28.2	13.5	19.1	21.7	11.3	16.1	22.5	9.9	15.8
28	27.8	12.1	19.6	28.7	12.4	18.4	20.1	11.3	14.5	23.8	11.3	17.0
29	26.4	11.7	19.1	26.9	12.8	17.9	22.9	12.4	16.5	23.8	13.1	17.6
30	28.2	16.5	21.5	29.2	13.9	21.1	19.7	9.2	14.0	23.3	12.8	17.4
31	---	---	---	25.5	12.1	18.0	23.8	8.8	15.6	---	---	---
MONTH	28.2	4.2	16.0	32.6	12.1	21.9	29.7	8.8	18.1	---	---	---

Precipitation, total, inches 

WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

DAILY SUM VALUES

DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP
1	0.0	0.0	0.0	0.2	0.0	0.2	0.0	0.0	0.1	0.0	0.0	0.0
2	0.3	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
3	0.6	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.0	0.1	0.0
4	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.0
5	0.0	0.0	0.0	0.0	0.0	0.2	0.0	0.0	0.0	0.0	0.0	0.1
6	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.1
7	0.0	0.0	0.0	0.0	0.0	0.0	0.5	0.0	0.0	0.0	0.0	0.0
8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
9	0.0	0.8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	1.8
10	0.0	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.3
11	0.0	0.1	0.0	0.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
12	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.0
13	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.0	1.2	0.0
14	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.1	0.0	0.0	0.0
15	0.0	0.3	0.0	0.0	0.0	0.0	0.2	0.1	0.0	0.1	0.1	0.0
16	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
17	0.0	0.0	0.2	0.0	0.2	0.1	0.0	0.0	0.0	0.1	0.0	0.0
18	0.0	0.0	0.2	0.0	0.6	0.5	0.0	0.0	0.0	0.0	0.0	0.0
19	0.0	0.0	0.3	0.0	0.2	0.1	0.4	0.0	0.0	0.0	0.0	0.0
20	0.0	0.0	0.0	0.0	0.0	0.4	0.0	0.0	0.0	0.0	0.0	0.0
21	0.0	0.0	0.1	0.0	0.0	0.4	0.0	0.0	0.0	0.1	0.0	0.0
22	0.0	0.0	0.0	0.0	0.0	0.0	0.3	0.0	0.0	0.0	0.1	0.0
23	0.1	0.0	0.0	0.0	0.0	0.0	0.3	0.0	0.0	0.0	0.3	0.0
24	0.0	0.0	0.0	0.0	0.0	0.2	0.0	0.0	0.0	0.0	0.0	0.0
25	0.0	0.2	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.2	0.0	0.0
26	0.3	0.0	0.0	0.0	0.1	0.1	0.0	0.0	0.0	0.0	0.0	0.0
27	0.0	0.0	0.0	0.0	0.1	0.3	0.0	0.0	0.0	0.3	0.7	0.0
28	0.0	0.0	0.0	0.0	0.2	0.0	0.0	0.0	0.0	0.3	0.1	0.0
29	0.4	0.0	0.0	0.0	---	0.0	0.0	0.0	0.0	0.0	0.0	0.0
30	0.0	0.0	0.1	0.0	---	0.0	0.0	0.0	0.0	0.0	0.3	0.0
31	0.0	---	0.1	0.0	---	0.0	---	0.0	---	0.3	0.0	---
TOTAL	1.7	1.5	1.0	0.4	1.8	2.5	1.8	0.2	0.2	1.4	3.0	2.3
WTR YR 2003   TOTAL 17.8