Waterlands
Brock Reservoir Inlet
USGS · 09527630
BROCK RESERVOIR INLET
USGS · 09527630LIVE

BROCK RESERVOIR INLET NEAR CALEXICO, CA

IMPERIAL COUNTY, CA32.7095°N, -115.0254°W Updated 1 hr ago
FLOW RATE
0cfs
GAUGE HT
24.40ft
AIR TEMP
102°F
WIND
9mph SSW
FISH INDEX
63SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
0cfs 28.4% vs avg
Optimal band: 31–41 cfs
PERIOD HIGH
165cfs
PERIOD LOW
2cfs
RUNNABLE
14%
last 7 day in band

Gauge Height

24.40ft
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

0.2in

-86% vs normal

0.21 in of precipitation so far this year, 86% below the 30-year normal of 1.53 in for this point in the season.

YTD Total

0.2in

This year so far

Normal to Date

1.5in

30-yr average

Typical Range

0.3–3.2in

10th–90th pct YTD

Departure

-86%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.00" · normal 0.40" (0.0–1.1)
Jan
Feb: 0.11" · normal 0.56" (0.0–1.7)
Feb
Mar: 0.00" · normal 0.31" (0.0–0.7)
Mar
Apr: 0.00" · normal 0.11" (0.0–0.3)
Apr
May: 0.00" · normal 0.03" (0.0–0.0)
May
Jun: 0.08" · normal 0.02" (0.0–0.1)
Jun
Jul: 0.01" (so far)· normal 0.21" (0.0–0.5)
Jul
Aug: normal 0.41" (0.0–0.9)
Aug
Sep: normal 0.37" (0.0–0.8)
Sep
Oct: normal 0.22" (0.0–0.6)
Oct
Nov: normal 0.19" (0.0–0.5)
Nov
Dec: normal 0.33" (0.0–0.8)
Dec
Baseline 1991–2020 · Source: Open-Meteo01:03 UTC
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Weather Conditions
WEATHER CONDITIONS
TODAY
103°
83°
MON
105°
82°
TUE
108°
83°
WED
110°
86°
THU
107°
85°
FRI
107°
87°
SAT
108°
85°
TIME
MON
1
NOW
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
1
pm
2
pm
3
pm
4
pm
5
pm
TEMP
hourly forecast
87°
mild
87°
86°
84°
83°
82°
82°
86°
89°
92°
95°
95°
96°
101°
104°
105°
105°
105°
105°
103°
100°
97°
95°
93°
91°
90°
88°
86°
85°
84°
83°
86°
91°
95°
98°
100°
102°
104°
106°
107°
108°
108°
107°
105°
98°
93°
95°
94°
93°
89°
89°
87°
87°
86°
86°
91°
95°
97°
100°
103°
106°
109°
110°
110°
110°
108°
105°
101°
96°
93°
91°
90°
88°
88°
88°
87°
87°
85°
85°
88°
91°
95°
98°
102°
104°
106°
107°
107°
106°
105°
103°
100°
95°
92°
90°
90°
89°
89°
87°
88°
88°
88°
88°
89°
91°
93°
95°
96°
99°
102°
104°
106°
107°
107°
WIND
mph · gust · dir
10mph SE
G 21 mph
10
G21
SE
6
G13
S
6
G11
S
5
G9
SE
6
G11
ESE
8
G13
ESE
10
G15
SE
8
G15
SSE
7
G12
S
6
G11
S
10
G12
S
4
G9
SE
5
G7
SE
6
G8
SW
8
G13
SSW
5
G11
SW
10
G12
SW
9
G12
SSW
8
G11
SSW
6
G12
SSW
7
G13
S
6
G17
SSW
8
G14
WSW
6
G11
SSW
6
G10
S
6
G10
SE
8
G11
SE
5
G9
SE
4
G8
SE
3
G5
SE
5
G7
SE
6
G8
SSE
5
G6
SSE
4
G5
SSE
4
SSE
4
G5
S
5
S
5
S
5
S
6
SSW
6
SW
8
SW
7
G8
WSW
6
W
1
G3
N
7
G10
SSE
10
G12
SSW
10
G11
SSW
3
G5
SSW
5
N
4
NNW
5
NNW
4
N
4
G6
ENE
7
G11
ESE
14
G15
SSE
13
SSE
11
SSE
11
SSE
11
SSE
13
SSE
15
SSE
15
SSE
17
SSE
18
SSE
17
SSE
16
SSE
14
G20
SSE
14
G21
SSE
14
G22
SSE
14
G24
SSE
14
G22
SE
17
G25
ESE
18
G27
SE
14
G24
SE
11
G19
SE
9
G13
SE
9
G14
SE
11
G19
SE
13
G17
SSE
14
G15
SE
13
G15
SSE
14
G15
SSE
15
SSE
17
SSE
19
SSE
20
SSE
19
SSE
18
SSE
18
S
16
G17
S
16
G22
S
16
G25
SSE
15
G25
SSE
14
G24
SE
13
G21
SSE
11
G18
SE
10
G16
SE
9
G17
SE
9
G14
SE
8
G13
ESE
9
G15
ESE
10
G16
SE
13
G15
SE
14
G15
SE
12
G13
SE
11
G13
SE
10
G12
SE
10
G11
ESE
10
ESE
10
SE
10
SE
8
SE
PRECIP
chance %
2%
2%
2%
2%
2%
4%
7%
6%
3%
4%
6%
7%
10%
11%
10%
12%
5%
3%
4%
4%
3%
3%
3%
2%
2%
2%
2%
2%
2%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
11%
11%
11%
11%
11%
11%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
0%
0%
0%
0%
0%
0%
10%
10%
10%
10%
10%
10%
3%
3%
3%
3%
3%
3%
4%
4%
4%
4%
4%
4%
11%
11%
11%
11%
11%
11%
11%
11%
11%
11%
11%
11%
CLOUDS
cover %
100%
overcast
100%
88%
100%
100%
100%
39%
36%
47%
100%
100%
100%
42%
11%
3%
53%
11%
15%
30%
100%
100%
100%
100%
100%
100%
65%
0%
0%
0%
0%
0%
2%
100%
100%
100%
93%
100%
6%
5%
6%
5%
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%
0%
0%
0%
0%
0%
100%
100%
0%
100%
100%
100%
6%
6%
6%
0%
0%
0%
0%
5%
61%
10%
10%
10%
5%
5%
10%
91%
14%
75%
24%
8%
81%
66%
100%
100%
100%
100%
100%
100%
100%
100%
100%
97%
91%
82%
63%
41%
26%
PRESSURE
hPa · trend
1006
10061008100710051006100710041000100110021001998100110021001999100210031003
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
63
Temperature
Too Hot
Wind
Light
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:41 AM
SUNSET
07:49 PM
14H 8M OF DAYLIGHT
MOON PHASE
New Moon
3% illuminated
PEAK ACTIVITY

Station Location

32.7095, -115.0254
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-13 00:00 UTC
Site #09527630·USGS

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