 Auto pay and paper-free billing required. In times of congestion, unlimited 5G and 4G LTE may be temporarily slower than other traffic. Domestic data roaming at 2G speeds. 102.3K RMG has Tulsa's most accurate and dependable five-day forecast. We're going to see increasing cloud coverage as we go through the afternoon today and increasing rain chances, about a 40% chance for some scattered showers for your Saturday, but a high of only 87 for this afternoon. Those highs drop tomorrow for your Sunday with a high of 85, but those rain chances also increase with a 60% chance for rain and thunder.