Waterlands
Grand Lake Outlet Blw Chipmunk Ln
USGS · 09014050
GRAND LAKE OUTLET BLW CHIPMUNK LN
USGS · 09014050LIVE

GRAND LAKE OUTLET BLW CHIPMUNK LN AT GRAND LK, CO

GRAND LAKE, CO40.2461°N, -105.8288°W Updated 41 min ago
FLOW RATE
-256cfs
GAUGE HT
8.52ft
WATER TEMP
17°F
AIR TEMP
72°F
WIND
19mph SW
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
-256cfs 596.8% vs avg

Gauge Height

8.52ft

Water Temperature

16.8°F

Water Turbidity

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

10.0in

-17% vs normal

9.99 in of precipitation so far this year, 17% below the 30-year normal of 12.08 in for this point in the season.

YTD Total

10.0in

This year so far

Normal to Date

12.1in

30-yr average

Typical Range

9.4–14.4in

10th–90th pct YTD

Departure

-17%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 1.36" · normal 1.42" (0.6–2.2)
Jan
Feb: 1.72" · normal 1.55" (0.7–2.3)
Feb
Mar: 0.92" · normal 1.89" (1.0–3.0)
Mar
Apr: 2.63" · normal 2.71" (1.7–4.1)
Apr
May: 3.05" · normal 2.55" (1.5–3.9)
May
Jun: 0.31" (so far)· normal 2.07" (0.9–3.3)
Jun
Jul: normal 2.58" (1.3–4.2)
Jul
Aug: normal 2.42" (1.2–3.4)
Aug
Sep: normal 1.71" (0.6–2.9)
Sep
Oct: normal 1.70" (0.9–2.4)
Oct
Nov: normal 1.45" (0.7–2.1)
Nov
Dec: normal 1.29" (0.7–1.8)
Dec
Baseline 19912020 · Source: Open-Meteo07:21 PM
Your History · GRAND LAKE OUTLET BLW CHIPMUNK LN AT GRAND LK, CO

Track your history

Sign in to track your sessions at GRAND LAKE OUTLET BLW CHIPMUNK LN AT GRAND LK, CO — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
75°
50°
MON
68°
42°
TUE
76°
45°
WED
75°
41°
THU
77°
44°
FRI
78°
45°
SAT
75°
43°
TIME
SUN
7
NOW
8
pm
9
pm
10
pm
11
pm
MON
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
WED
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
THU
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
TEMP
hourly forecast
70°
mild
70°
66°
61°
58°
56°
55°
53°
52°
49°
47°
44°
42°
48°
55°
57°
58°
59°
61°
64°
66°
68°
67°
67°
66°
65°
61°
55°
53°
51°
48°
47°
47°
46°
45°
45°
46°
54°
62°
66°
69°
72°
74°
76°
76°
74°
75°
73°
70°
68°
64°
55°
51°
48°
46°
45°
44°
43°
42°
41°
41°
48°
55°
59°
63°
66°
69°
72°
73°
74°
75°
74°
73°
70°
63°
59°
57°
54°
52°
54°
50°
48°
46°
45°
44°
52°
59°
63°
67°
69°
72°
74°
76°
76°
77°
75°
73°
72°
66°
57°
57°
58°
54°
50°
48°
47°
46°
45°
46°
52°
60°
67°
70°
73°
75°
WIND
mph · gust · dir
19mph WSW
G 32 mph
19
G32
WSW
13
G31
WSW
3
G14
S
6
G9
SSE
4
G14
S
8
G15
SSE
7
G12
S
7
G9
SW
5
G11
SSW
5
G10
SSW
5
G9
SW
4
G6
N
3
G6
NE
11
G30
SW
19
G40
SW
22
G42
WSW
27
G45
WSW
28
G45
WSW
24
G40
WSW
21
G33
WSW
22
G33
WSW
27
G39
SW
24
G38
WSW
23
G37
WSW
19
G32
WSW
13
G28
WSW
6
G22
SSW
7
G12
S
8
G11
SSW
6
G9
SSW
2
G3
E
3
NNW
5
N
7
G8
NNE
6
G7
ENE
5
E
4
G7
SE
6
G16
SSW
6
G18
SW
10
G23
WSW
12
G22
WSW
13
G26
WSW
15
G27
WSW
16
G26
W
14
G26
W
13
G26
WSW
15
G25
WSW
18
G26
WSW
19
G26
WSW
13
G28
SW
5
G17
SSE
3
G6
W
1
G3
SE
3
N
2
ENE
2
ENE
3
E
2
E
2
ESE
1
G2
E
1
G3
SW
5
G11
WSW
8
G13
WSW
14
G16
WSW
16
G17
WSW
14
G18
WSW
14
G21
SW
13
G20
SW
11
G15
WSW
13
W
11
W
8
G10
W
4
G5
WNW
3
G9
ENE
6
ENE
7
ENE
5
ENE
5
ENE
4
NE
4
ENE
3
NE
2
G3
NNE
2
G3
NE
2
G3
NE
1
G10
SSE
5
G17
WSW
8
G18
WSW
13
G17
WSW
14
G17
WSW
12
G15
WSW
11
G15
SW
14
G17
SW
13
G20
SW
11
G17
WSW
12
G18
WSW
10
G20
WSW
10
G18
W
7
G8
WNW
5
NNE
4
NE
3
NE
2
NE
1
G2
ENE
2
ENE
2
G3
ENE
3
ENE
3
ENE
3
E
1
G7
ESE
3
G14
SW
7
G19
WSW
10
G22
WSW
13
G23
WSW
15
G24
WSW
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
8%
8%
8%
8%
8%
8%
12%
12%
12%
12%
12%
12%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
CLOUDS
cover %
0%
clear
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
0%
12%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
100%
100%
100%
100%
100%
100%
98%
76%
12%
11%
5%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
15%
8%
100%
100%
100%
100%
100%
10%
9%
100%
100%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
59%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
0%
0%
7%
6%
41%
34%
18%
6%
1%
0%
3%
PRESSURE
hPa · trend
743
743740742749749745750748745744746749746747748749747747749
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Warm
Wind
Strong
Pressure
Falling — Active
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:36 AM
SUNSET
08:37 PM
15H 1M OF DAYLIGHT1H 16M REMAINING
MOON PHASE
Full Moon
98% illuminated
PEAK ACTIVITY

Station Location

40.2461, -105.8288
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-28 19:21 UTC
Site #09014050·USGS

Create a free account to save favorites, set flow alerts, and track conditions