Waterlands
Cattail Creek
USGS · 01591400
CATTAIL CREEK
USGS · 01591400LIVE

CATTAIL CREEK NEAR GLENWOOD, MD

HOWARD COUNTY, MD39.2560°N, -77.0511°W Updated 18 hr ago
FLOW RATE
12cfs
GAUGE HT
0.58ft
AIR TEMP
78°F
WIND
3mph SE
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
12cfs 29.3% vs avg
Optimal band: 8–10 cfs
PERIOD HIGH
76cfs
PERIOD LOW
5cfs
RUNNABLE
48%
last 30 day in band

Gauge Height

0.58ft
Precipitation History
Your History · CATTAIL CREEK NEAR GLENWOOD, MD

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Weather Conditions
WEATHER CONDITIONS
TODAY
80°
72°
MON
84°
65°
TUE
90°
65°
WED
98°
73°
THU
90°
72°
FRI
82°
60°
SAT
81°
58°
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
1
pm
TEMP
hourly forecast
75°
mild
75°
75°
73°
72°
72°
72°
71°
69°
68°
67°
66°
65°
68°
72°
74°
77°
79°
80°
82°
83°
84°
84°
84°
84°
82°
79°
77°
75°
73°
71°
70°
69°
68°
67°
67°
65°
67°
71°
75°
78°
82°
84°
86°
88°
89°
90°
90°
89°
87°
82°
80°
78°
77°
75°
74°
74°
75°
74°
73°
73°
74°
78°
82°
85°
88°
90°
92°
95°
97°
98°
98°
96°
92°
85°
82°
81°
80°
79°
77°
76°
76°
72°
72°
72°
73°
77°
80°
83°
83°
88°
89°
90°
89°
89°
88°
85°
81°
78°
76°
76°
73°
71°
69°
67°
65°
64°
62°
60°
61°
66°
69°
72°
75°
78°
79°
WIND
mph · gust · dir
4mph SSW
G 8 mph
4
G8
SSW
4
G10
SE
2
G7
ESE
4
G7
SE
4
G9
SE
2
G10
SE
3
G10
S
3
G8
SE
3
G7
ESE
3
G6
E
4
NE
4
G5
NE
3
G6
NE
4
G7
E
4
G7
SE
5
G8
SE
6
G9
SE
6
G9
SE
5
G7
SE
4
G5
SE
4
G5
SE
5
G6
SSE
5
G7
SSE
3
G4
SSE
4
G5
SE
1
G5
SSE
4
G5
SSW
2
G6
S
2
G4
SSE
3
G10
S
4
G14
S
3
G12
S
1
G8
E
1
G8
W
2
G9
S
3
G10
SSW
3
G7
ESE
6
G7
SW
6
SW
6
WSW
7
WSW
7
WSW
7
WSW
7
WSW
7
W
7
W
7
WSW
6
G8
WSW
5
G8
SSW
7
SSW
7
G9
SW
8
G18
SW
8
G21
SW
8
G22
SW
8
G22
WSW
6
G18
W
6
G14
W
7
G11
W
7
G9
W
7
G10
W
7
G13
W
9
G16
W
10
G14
WNW
10
G14
WNW
11
G12
WNW
12
WNW
11
WNW
10
W
9
G10
W
9
G11
W
9
G12
WNW
7
G12
NW
6
G11
NNW
6
NNW
5
G10
WNW
5
G8
NW
4
G5
NW
4
G6
WNW
7
G10
NW
7
G9
NNW
5
G13
NNW
5
N
2
G5
WNW
4
NNW
2
G4
NW
3
G4
WNW
5
G13
W
7
G16
W
10
G16
WNW
12
G18
WNW
13
G19
WNW
14
G21
NW
14
G21
NNW
15
G22
NW
14
G22
NW
15
G20
NW
13
G24
NW
11
G28
NW
11
G30
NW
12
G29
NNW
9
G27
NNW
9
G29
NNW
8
G26
NNW
8
G23
NNW
7
G21
NNW
7
G19
NNW
7
G18
NNW
8
G19
NNW
7
G21
NNW
9
G22
NNW
9
G20
NNW
10
G18
NNW
10
G16
NNW
11
G15
NNW
11
G15
NNW
PRECIP
chance %
6%
6%
2%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
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%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
6%
6%
6%
6%
6%
6%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
6%
6%
6%
6%
6%
6%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
CLOUDS
cover %
84%
mostly
84%
34%
64%
96%
100%
100%
88%
0%
0%
0%
1%
1%
1%
17%
5%
3%
2%
0%
0%
15%
8%
0%
0%
0%
0%
0%
0%
0%
0%
1%
0%
59%
0%
0%
5%
1%
3%
5%
6%
0%
5%
5%
6%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
7%
6%
100%
44%
8%
8%
100%
100%
9%
6%
0%
100%
7%
8%
11%
12%
100%
13%
68%
100%
0%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
93%
99%
100%
100%
100%
100%
100%
100%
100%
100%
99%
13%
7%
50%
100%
49%
56%
100%
0%
0%
0%
0%
0%
0%
0%
0%
PRESSURE
hPa · trend
1007
100710081009100910071007100810071003100210021000997998997996996100010031004
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Warm
Wind
Calm
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:52 AM
SUNSET
08:35 PM
14H 43M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

39.2560, -77.0511
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #01591400·USGS

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