Waterlands
Limestone Branch
USGS · 01643590
LIMESTONE BRANCH
USGS · 01643590LIVE

LIMESTONE BRANCH NEAR LEESBURG, VA

LOUDOUN COUNTY, VA39.1676°N, -77.5359°W Updated 12 min ago
FLOW RATE
0.72cfs
GAUGE HT
0.40ft
AIR TEMP
73°F
WIND
2mph S
FISH INDEX
88SCORE / 100
EPIC · 5 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
0.72cfs 73.3% vs avg
Optimal band: 11 cfs
PERIOD HIGH
0.72cfs
PERIOD LOW
0.62cfs
RUNNABLE
0%
last 1 day in band

Gauge Height

0.40ft
Precipitation History

Precipitation · YTD

Wet

Wetter than normal

2026 to date

18.8in

+31% vs normal

18.77 in of precipitation so far this year, 31% above the 30-year normal of 14.38 in for this point in the season.

YTD Total

18.8in

This year so far

Normal to Date

14.4in

30-yr average

Typical Range

0.0–25.0in

10th–90th pct YTD

Departure

+31%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 2.55" · normal 2.19" (0.0–4.0)
Jan
Feb: 2.13" · normal 2.02" (0.0–4.5)
Feb
Mar: 3.81" · normal 2.77" (0.0–5.0)
Mar
Apr: 2.72" · normal 2.23" (0.0–4.2)
Apr
May: 3.64" · normal 2.92" (0.0–6.4)
May
Jun: 3.90" · normal 2.16" (0.0–4.5)
Jun
Jul: 0.02" (so far)· normal 2.94" (0.0–6.9)
Jul
Aug: normal 2.19" (0.0–4.0)
Aug
Sep: normal 3.12" (0.0–7.9)
Sep
Oct: normal 2.43" (0.0–5.4)
Oct
Nov: normal 2.06" (0.0–4.4)
Nov
Dec: normal 2.46" (0.0–5.2)
Dec
Baseline 19912020 · Source: Open-Meteo10:22 AM
Your History · LIMESTONE BRANCH NEAR LEESBURG, VA

Track your history

Sign in to track your sessions at LIMESTONE BRANCH NEAR LEESBURG, VA — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
103°
72°
THU
106°
79°
FRI
104°
76°
SAT
102°
73°
SUN
100°
70°
MON
91°
69°
TUE
90°
69°
TIME
WED
10
NOW
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
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SAT
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
SUN
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
MON
12
am
1
am
2
am
3
am
4
am
5
am
TEMP
hourly forecast
89°
mild
89°
92°
95°
97°
99°
101°
102°
103°
103°
101°
98°
93°
90°
88°
87°
84°
83°
82°
81°
80°
79°
82°
88°
92°
95°
98°
101°
102°
104°
105°
106°
106°
106°
105°
100°
95°
92°
90°
87°
84°
82°
79°
79°
78°
77°
79°
84°
88°
92°
94°
97°
99°
101°
103°
104°
104°
104°
101°
85°
76°
77°
76°
75°
76°
75°
75°
74°
74°
73°
76°
79°
84°
80°
90°
92°
96°
99°
101°
102°
102°
101°
98°
86°
80°
75°
76°
76°
75°
74°
73°
73°
72°
72°
74°
78°
82°
87°
92°
96°
99°
100°
100°
80°
73°
71°
72°
73°
72°
71°
70°
70°
69°
70°
70°
70°
70°
WIND
mph · gust · dir
4mph WSW
G 8 mph
4
G8
WSW
4
G8
W
4
G8
W
4
G10
W
4
G11
W
6
G13
WSW
4
G11
SW
3
G9
WNW
7
G10
NW
7
G10
WNW
4
G9
NW
5
G7
WNW
6
G7
W
6
G7
W
3
G4
W
4
G5
SW
4
G5
W
1
G2
WSW
3
SSW
3
G4
SSW
4
G5
WSW
1
G2
NW
7
G19
NW
8
G14
NW
7
G10
NNW
5
G6
NW
5
G7
NW
4
G7
W
4
G10
W
3
G10
NW
4
G10
W
6
G11
W
3
G10
W
8
G11
W
5
G13
W
6
G12
WNW
7
G12
WNW
7
G11
WNW
5
G8
WNW
5
G6
W
4
G5
WNW
3
NW
4
NW
4
NW
4
NW
3
WNW
4
G5
NW
5
G8
NW
7
G10
NW
8
G10
NW
6
G10
NW
6
G9
NW
6
G9
WNW
7
G11
NW
7
G12
WNW
6
G13
WNW
5
G10
W
5
G10
N
12
WSW
10
G31
W
7
G22
WNW
7
G23
NW
13
G37
W
9
G26
WNW
7
G15
WNW
9
G18
NW
6
G21
NNW
4
G5
WNW
5
W
4
G7
W
4
G9
WNW
5
G9
NW
4
G7
NW
4
G6
WNW
5
G7
SW
6
G8
SW
4
G9
SW
3
G10
SW
3
G10
SW
3
G8
W
5
G9
WSW
7
SW
6
G16
WSW
7
G9
W
5
G7
W
6
NNW
3
G5
WNW
3
W
3
W
3
G4
W
2
WNW
3
SW
3
NNW
3
WNW
1
NNE
1
WNW
2
WNW
2
G3
W
1
G4
WSW
1
G5
W
2
G8
SW
5
G10
SSE
21
G22
W
7
G11
E
14
G28
SE
5
G11
SSW
3
NE
5
G6
NNE
8
G12
NNE
8
G15
NNE
5
G14
N
1
G9
WSW
5
G6
SW
5
SW
3
SW
2
W
PRECIP
chance %
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%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
4%
4%
4%
4%
4%
4%
6%
6%
6%
6%
6%
6%
2%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
26%
26%
26%
26%
26%
26%
39%
39%
39%
39%
39%
39%
5%
5%
5%
5%
5%
5%
3%
3%
3%
3%
3%
3%
56%
56%
56%
56%
56%
56%
51%
51%
51%
51%
51%
51%
16%
16%
16%
CLOUDS
cover %
0%
clear
0%
0%
0%
0%
14%
0%
3%
6%
1%
23%
33%
13%
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%
5%
5%
6%
6%
68%
100%
74%
40%
13%
9%
31%
69%
13%
16%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
57%
99%
24%
20%
18%
8%
12%
0%
0%
100%
13%
100%
100%
100%
18%
56%
21%
7%
11%
70%
100%
100%
77%
96%
80%
11%
16%
12%
23%
56%
100%
100%
100%
100%
99%
97%
95%
93%
91%
91%
93%
97%
100%
PRESSURE
hPa · trend
1009
10091007100710081010100810071008100910061007100610081004100510051005100210061006
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
88
Temperature
Warm
Wind
Calm
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:47 AM
SUNSET
08:40 PM
14H 53M OF DAYLIGHT10H 18M REMAINING
MOON PHASE
Full Moon
98% illuminated
PEAK ACTIVITY

Station Location

39.1676, -77.5359
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-01 10:22 UTC
Site #01643590·USGS

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