ZIP code 57650, covering Ralph, SD, has 71 natural disaster events in the historical record. These include 41 hailstorms, 17 severe wind events, and 8 blizzards. Total documented property damage amounts to $8.9M.
Hailstorms represent the most common natural hazard in this area, accounting for 58% of all recorded events (41 total). Hail-related events have caused a combined $185K in documented property damage. The most recent recorded hailstorm occurred on Jun 20, 2025.
There have been 17 recorded severe wind events in this area, representing 24% of all disaster events. Wind-related events have caused a combined $10K in documented property damage. The most recent recorded severe wind event occurred on Jun 16, 2025.
Ralph has experienced 8 blizzards on record. Of these, 7 (88%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for winter storm events here is 5/5 (extreme). Winter storm events have caused a combined $8.3M in documented property damage. The most recent recorded blizzard occurred on Dec 25, 2016.
Ralph has experienced 4 floods on record. Of these, 4 (100%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for flood-related events here is 5/5 (extreme). Flood-related events have caused a combined $480K in documented property damage. The most recent recorded flood occurred on May 22, 2019.
Ralph has experienced 1 tornado on record. Tornado-related events have caused a combined $250 in documented property damage. The most recent recorded tornado occurred on Aug 9, 1962.
The most significant disaster event on record for Ralph was Blizzard on Mar 23, 2009, which caused $6.5M in property damage. Another major event was Winter Storm (Apr 18, 2006), causing $1M in damages.
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Based on federal and state records, ZIP code 57650 has experienced 71 natural disaster events. The hazard types affecting this area include hailstorms (41 events), severe wind events (17 events), blizzards (8 events), floods (4 events), and tornado (1 event). The primary hazard is hailstorms, which account for 58% of all recorded events.
Hailstorms are the most frequently recorded hazard in Ralph, SD, with 41 events documented. These events have caused a combined $185K in property damage.
Yes, Ralph (ZIP 57650) has 4 recorded flood events. These floods have caused $480K in total property damage. The most recent flood on record occurred on May 22, 2019.
Ralph has 1 recorded tornado event in the historical record. Total property damage from tornadoes in this area is $250. The most recent tornado was recorded on Aug 9, 1962.
The most damaging natural disaster on record for ZIP code 57650 was Blizzard, which occurred on Mar 23, 2009. This event caused $6.5M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $8.9M in property damage in the Ralph, SD area (ZIP 57650). This figure is based on historical records from FEMA, NOAA Storm Events Database, and USGS, and covers events from the 1950s through the present. Actual damages may be higher, as not all events have complete damage assessments.
Data sourced from FEMA (disaster declarations, NFIP flood claims), NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records. Historical coverage varies by source, with most records beginning in the 1950s–1970s. Full methodology →