Inland Waterway Weather Report

Weather Highlights: 

• Upper Mississippi/Red/Souris: A strong cold front will move into the area on Friday, bringing another chance of showers and thunderstorms. There is an Enhanced Risk (3/5) of severe weather for Friday Night. The primary threats from this severe weather will be damaging winds (74 mph+), large hail (greater than 2” possible), and a few tornadoes (up to EF2). Behind the front, expect much colder temperatures for the weekend. Expect dry and warmer weather to begin next week.
• Middle Mississippi Valley: On Friday there is another chance for severe weather as the area is under an Enhanced Risk (3/5) as a strong cold front pushes through the area. The primary threats from this severe weather will be damaging winds (74 mph+), large hail (greater than 2” possible), and a few tornadoes (up to EF2). Behind the front, expect much cooler temperatures for the weekend. Expect dry and warmer weather to begin next week.
• Lower Mississippi Valley: Plan on warm and dry conditions through Friday. By Saturday a cold front will push into the region, yielding rain and thunderstorm chances for the weekend. Cooler weather is expected behind the front with temperatures warming into next week.

7-day QPF Totals

• Upper Mississippi/Red/Souris: 0.1” to 1.5” of liquid precipitation, heaviest south of La Crosse, WI. There is a marginal risk (Level 1/5) for heavy rain Friday.
• Middle Mississippi/Lower Ohio Valley: 0.1” to 2.0” of liquid precipitation with the majority of it falling over the next two days. There is a slight risk (Level 2/5) for heavy rain on Friday, generally north of Cairo, IL.
• Lower Mississippi Valley: 0.1” to 1.75” of liquid precipitation with a marginal risk (Level 1/5) for heavy rain on Saturday.

David Pearson – MVD/NWS Meteorologist, USACE