GRDAStormOps
Extreme Heat WarningExtreme Heat Warning issued August 11 at 11:19AM CDT until August 14 at 8:00PM CDT by NWS Springfield MO until Aug 12, 12:00 PM UTCDetails →
Extreme Heat WarningExtreme Heat Warning issued August 11 at 11:18AM CDT until August 14 at 7:00PM CDT by NWS Wichita KS until Aug 12, 4:00 AM UTCDetails →
Extreme Heat WatchThe Extreme Heat Watch has been replaced. Please see the latest information from NWS Springfield MO on this developing situation. until Aug 9, 6:19 AM UTCDetails →
Heat AdvisoryHeat Advisory issued August 11 at 11:32AM CDT until August 14 at 8:00PM CDT by NWS Tulsa OK until Aug 12, 6:00 AM UTCDetails →

Weather

Grand Lake area (Commerce, OK) — 12-hour hourly forecast · DTN

8:53 PM

Current Conditions

Temperature

97°F

Feels 103°F

Wind

SSW 12 mph

Gusts to 20 mph

Humidity

40%

Precip (1h)

0.00"

Precip Prob

0%

12-Hour Forecast

Temperature, feels-like, precipitation, and precip probability

Hazardous Weather Outlook

NWS Tulsa (TSA) · Issued Aug 11, 5:57 PM UTC

⚠ Hazards Active
Day 1This Afternoon and TonightHazardous

DANGEROUS HEAT. RISK...Elevated. AREA...Eastern Oklahoma and Western Arkansas. ONSET...Ongoing. DISCUSSION... Dangerous heat index values from 105 to 110 remain expected this afternoon across most of eastern Oklahoma and western Arkansas. Overnight lows will only drop into the mid 70s to lower 80s, providing little relief from the oppressive daytime heat. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... Spotter Activation Not Expected.

Days 2–7Wednesday through MondayNone

WEDNESDAY...Dangerous Heat Potential. THURSDAY...High Wind and Dangerous Heat Potential. FRIDAY THROUGH MONDAY...Dangerous Heat Potential. EXTENDED DISCUSSION... Ongoing hot conditions will continue through at least the weekend with no significant chance for rain. Widespread heat index values from 105 to 110 and overnight lows from the mid 70s to the lower 80s will occur most days. weather.gov/tulsa contains additional information.

Source: NWS Tulsa · Updated every 30 minView full product ↗

Upstream Stage Forecast

Key inflow gauges — Neosho, Spring & Elk Rivers · Forecast issued Aug 11, 2:11 PM UTC

✓ No Active Flooding

Neosho at Parsons

Middle Neosho

7.5 ftNormal

329 cfs

✓ Within banks

through Sun, Aug 16

View gauge ↗

Neosho at Commerce

Lower Neosho

2.6 ftNormal

328 cfs

✓ Within banks

through Sun, Aug 16

View gauge ↗

Elk River at Tiff City

Elk River

3.2 ft (fcst)Normal (FCST)

282 cfs (fcst)

✓ Within banks

through Sun, Aug 16

View gauge ↗

Spring River at Quapaw

Spring River

5.4 ftNormal

267 cfs

✓ Within banks

through Sun, Aug 16

View gauge ↗
Source: NOAA NWPS · Updated every 30 minNOAA Water Prediction ↗