How much rain and snow fell in Lake St. Louis, Missouri?
Change townLake St. Louis had no measurable rain or snow in the last 7 days (to 3 PM CDT, Oct 11). This year: 28.50 in.
Yesterday and last night (24 hours to 7 AM CDT, Oct 10): no rain.
No rain or snow in the last 7 days.
Nothing measurable fell in Lake St. Louis in the last 7 days, by weather radar and the NOAA snow estimate. History, record and gauge sections below still show.
- Estimated from weather radar (NOAA)?. Usually within 10 to 15 percent of what a rain gauge? in your yard would catch.
- New snow: 0.0 in in the last 24 hours and not measured this season (NOAA snow estimate)
Will this match my gauge? Each day here ends at 7:00 AM CDT, close to when volunteers read their rain gauges (about 7 AM). How close we usually are
The last 14 days
Sep 27 to Oct 10, 2026Rain, inches (radar estimate)
Each bar is one day ending 7:00 AM CDT. T = a trace, too little to measure; n/m = not measured.? Every value is printed, so the chart reads without color.
October 2026, day by day
Tap a day to see its totalTap a day for its total.
Figures: rain, inches (radar estimate); new snow, inches (NOAA snow estimate). Striped days are not measured or not in the data; days marked not yet are after the latest day. Each day ends 7:00 AM CDT.
Total for a date range
Loading the total.
Rain goes back to Oct 14, 2020; snow to Oct 1, 2008. Days labeled by the date they end.
Every rain total for Lake St. Louis
| Period | Rain |
|---|---|
| Last 24 hours, to 3:00 PM CDT Oct 11 | 0.00 in radar estimate |
| Last 72 hours | 0.00 in radar estimate |
| Last 7 days | 0.00 in radar estimate |
| This month so far | 0.27 in radar estimate |
| This year, 2026 so far | 28.50 in radar estimate |
Every snow total
| Period | New snow |
|---|---|
| Last 24 hours | 0.0 in NOAA snow estimate |
| Last 72 hours | 0.0 in NOAA snow estimate |
| Last 7 days | not measured |
| This month so far | not measured |
| This season so far | not measured |
Lake St. Louis at a glance
Lake St. Louis is in Missouri, at about 601 ft above sea level at its Census center point and had an estimated 19,160 residents in 2024.
The closest rain gauge, Lake St Louis 1.7 WSW, is 1.5 miles away.
The wettest day on record at Weldon Spring Nws was 6.39 in on December 27, 2015; the biggest snow day was 14.0 in on February 27, 1984.
From Sep 27 to Oct 10, Lake St. Louis had measurable rain on 1 day out of 14 with data, 0.27 in of rain in all, by weather radar. The wettest day was Fri, Oct 2, with 0.27 in.
Nearby Missouri towns
| Town | From Lake St. Louis | 24 hours | 7 days |
|---|---|---|---|
| O'Fallon rain totals (3.5 mi) | 3.5 mi east | 0.00 in | 0.00 in |
| Wentzville rain totals (5.2 mi) | 5.2 mi northwest | 0.00 in | 0.00 in |
| St. Peters rain totals (9.7 mi) | 9.7 mi east | 0.00 in | 0.00 in |
| Chesterfield rain totals (14.1 mi) | 14.1 mi southeast | 0.00 in | 0.00 in |
| St. Charles rain totals (14.6 mi) | 14.6 mi east | 0.00 in | 0.00 in |
| Wildwood rain totals (15.4 mi) | 15.4 mi southeast | 0.00 in | 0.00 in |
Rain totals are estimated from weather radar (NOAA). Distance is in a straight line between Census center points.
Nearby rain gauges (read by volunteers)
3 closest| Rain gauge | Distance | Read at | Melted to water | New snow | Snow depth |
|---|---|---|---|---|---|
Lake St Louis 1.7 WSWStation MO-SS-55. Read at 8:00 AM on October 11, 2026. | 1.5 mi | 8:00 AM | 0.00 in | 0.0 in | not reported |
St. Peters 4.5 WStation MO-SS-48. Read at 7:00 AM on October 11, 2026. | 5.4 mi | 7:00 AM | 0.00 in | 0.0 in | not reported |
O'Fallon 2.1 SSEStation MO-SS-47. Read at 7:00 AM on October 11, 2026. | 5.4 mi | 7:00 AM | 0.00 in | 0.0 in | not reported |
Volunteer gauge reports: CoCoRaHS (cocorahs.org), CC BY 3.0. Measured by hand once a day; report date October 11, 2026. Shown as measured, not edited.
How close? Radar rain estimates are usually within about 10 to 15 percent of a rain gauge in your yard. City snow totals are usually within about 25 percent or 1 inch of what volunteers measure. Method and accuracy