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Grapevine Lake sits in Texas and is classified as a reservoir. It reaches a maximum depth of roughly 65 feet at an elevation of about 535 feet. Its recorded surface area is approximately 7,280 acres. Research-grade observations nearby include Green Sunfish, Bluegill, Common Carp, and Channel Catfish. If you are planning a trip, Grapevine Lake, Lewisville Lake, and Lake Lewisville are also nearby. Water data on this page comes from a mapped monitoring station near the lake. For this location, LakeRadar tracks an hourly and 7-day forecast, wind and gust outlook, water readings, fishing conditions, and activity scores for boating, paddling, and swimming. Use the conditions and forecast on this page to decide when to go boating, fishing, or paddling at Grapevine Lake.
Updated
No active alerts for this lake as of the last check (Oct 10, 10:52 PM CDT). Alerts are re-checked automatically; see the official source for updates.
Overall Excellent (90/100) across 4 activities. Best right now: Sailing (98/100).
How the score is calculated →Best excellent fishing window, averaging 91/100 across these hours. Wind 10 mph from the south-southwest. Dawn hours (07:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 76° | 75° | 73° | 72° | 71° | 70° | 68° | 67° | 67° | 66° | 67° | 71° | 76° | 80° | 85° | 88° | 89° | 90° | 91° | 90° | 89° | 87° | 83° | 81° |
| Wind (kts) | 9 | 4 | 4 | 4 | 4 | 4 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 9 | 9 |
| Direction | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S | S |
| Gusts (kts) | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 14 | 16 | 19 | 22 | 24 | 24 | 24 | 24 | 22 | 19 | 17 | 16 |
| Precip % | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Sat, 10 PM CDT | 76°F | 10 mph S (180°) | 12 mph | 0% | 2% | Clear |
| Sat, 11 PM CDT | 75°F | 5 mph S (180°) | 10 mph | 0% | 1% | Clear |
| Sun, 12 AM CDT | 73°F | 5 mph S (180°) | 10 mph | 0% | 0% | Clear |
| Sun, 1 AM CDT | 72°F | 5 mph S (180°) | 10 mph | 0% | 0% | Clear |
| Sun, 2 AM CDT | 71°F | 5 mph S (180°) | 10 mph | 0% | 0% | Clear |
| Sun, 3 AM CDT | 70°F | 5 mph S (180°) | 10 mph | 0% | 0% | Clear |
| Sun, 4 AM CDT | 68°F | 10 mph S (180°) | 12 mph | 0% | 9% | Mostly Clear |
| Sun, 5 AM CDT | 67°F | 10 mph S (180°) | 12 mph | 0% | 1% | Clear |
| Sun, 6 AM CDT | 67°F | 10 mph S (180°) | 13 mph | 0% | 4% | Sunny |
| Sun, 7 AM CDT | 66°F | 10 mph SSW (203°) | 13 mph | 0% | 12% | Sunny |
| Sun, 8 AM CDT | 67°F | 10 mph SSW (203°) | 13 mph | 0% | 28% | Mostly Sunny |
| Sun, 9 AM CDT | 71°F | 10 mph SSW (203°) | 13 mph | 0% | 33% | Mostly Sunny |
| Sun, 10 AM CDT | 76°F | 10 mph SSW (203°) | 16 mph | 0% | 33% | Mostly Sunny |
| Sun, 11 AM CDT | 80°F | 10 mph SSW (203°) | 18 mph | 0% | 34% | Mostly Sunny |
| Sun, 12 PM CDT | 85°F | 15 mph SSW (203°) | 22 mph | 0% | 20% | Sunny |
| Sun, 1 PM CDT | 88°F | 15 mph SSW (203°) | 25 mph | 0% | 16% | Sunny |
| Sun, 2 PM CDT | 89°F | 15 mph SSW (203°) | 28 mph | 0% | 19% | Sunny |
| Sun, 3 PM CDT | 90°F | 15 mph S (180°) | 28 mph | 0% | 16% | Sunny |
| Sun, 4 PM CDT | 91°F | 15 mph S (180°) | 28 mph | 0% | 13% | Sunny |
| Sun, 5 PM CDT | 90°F | 15 mph S (180°) | 28 mph | 0% | 7% | Sunny |
| Sun, 6 PM CDT | 89°F | 15 mph S (180°) | 25 mph | 0% | 12% | Mostly Clear |
| Sun, 7 PM CDT | 87°F | 15 mph S (180°) | 22 mph | 0% | 13% | Mostly Clear |
| Sun, 8 PM CDT | 83°F | 10 mph S (180°) | 20 mph | 0% | 14% | Mostly Clear |
| Sun, 9 PM CDT | 81°F | 10 mph S (180°) | 18 mph | 0% | 6% | Mostly Clear |
| Sun, 10 PM CDT | 79°F | 10 mph S (180°) | 17 mph | 0% | 3% | Clear |
Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.
| Period | Tonight October 10, 2026 | Sunday October 11, 2026 | Sunday Night October 11, 2026 | Columbus Day October 12, 2026 | Monday Night October 12, 2026 | Tuesday October 13, 2026 | Tuesday Night October 13, 2026 | Wednesday October 14, 2026 | Wednesday Night October 14, 2026 | Thursday October 15, 2026 | Thursday Night October 15, 2026 | Friday October 16, 2026 | Friday Night October 16, 2026 | Saturday October 17, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 66° | 91° | 70° | 90° | 75° | 93° | 77° | 93° | 73° | 86° | 67° | 79° | 59° | 74° |
| Wind | S 5 to 10 mph | SSW 10 to 15 mph | S 10 to 15 mph | S 10 to 15 mph | S 10 to 15 mph | S 10 to 15 mph | S 10 to 15 mph | S 10 to 15 mph | S 10 to 15 mph | S 10 mph | ESE 10 mph | N 10 to 15 mph | NNE 10 to 15 mph | N 15 mph |
| Gusts | 12 mph | 30 mph | 25 mph | 30 mph | 25 mph | 25 mph | 25 mph | 30 mph | 25 mph | 22 mph | 20 mph | 30 mph | 29 mph | 20 mph |
| Precip % | 0% | 0% | 0% | 0% | 0% | 4% | 4% | 10% | 41% | 46% | 46% | 38% | 15% | 15% |
| Forecast |
Good for fishing (86/100), from 5 available inputs. Supporting this: Wind 10 mph from the south. 0% chance of precipitation. Not available from a verified source for this lake: pressure trend, water temperature. Confidence is moderate (74%) because some inputs are unavailable or older than ideal.
Excellent for boating (91/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Wind 10 mph from the south. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.
Excellent for sailing (98/100), from 4 available inputs. Supporting this: Wind 10 mph from the S is in the preferred sailing range. Gusts are within 2 mph of sustained wind, so the breeze is steady. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Excellent for kayaking (91/100), from 5 available inputs. Supporting this: Gusts to 12 mph. Wind 10 mph from the south. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.
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Individual boat ramp GPS coordinates are maintained under the jurisdiction of TX Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Grapevine Lake represents an essential recreational destination in TX, offering prime waters for watersports, fishing, and weekend outings. Its shoreline includes accessible boat ramps and public recreation areas overseen by state and local natural resource agencies. Practicing water safety and monitoring sudden wind shifts ensures an enjoyable day on the lake.
Valid freshwater sport fishing license issued by Texas Parks and Wildlife Department (TPWD) is required for anglers age 17+. Digital license on mobile is accepted.
Current motorized watercraft registration mandatory. Practice Clean, Drain & Dry protocols: drain all livewells and inspect props before launching. Life jackets required for all passengers.
Public shoreline and boating access managed by State & Local Authorities. Verify seasonal gate hours, launch fees, and parking rules before travel.
High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Green Sunfish, Bluegill, Common Carp, Channel Catfish. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.
Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.
Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.
Mild year-round outdoor climate. Uncrowded waters, active winter bass and crappie fishing, and open year-round boat launch access.
No external source rows are cited by the data currently shown on this page.
Updated
Scores are heuristics, not safety guarantees. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
All telemetry for Grapevine Lake is synchronized directly from authorized federal and state monitoring networks (USGS, NWS, NOAA, and state environmental authorities). Observations are strictly instrumented readings — unmonitored sensors are transparently disclosed rather than synthetic estimates.
Last source audit: Oct 10, 10:52 PM CDT