Cold in California, May 15 to 16, 1999

Name: Cold in California, May 15 to 16, 1999
Start: 1999-05-15T18:43
End: 1999-05-16T06:59
Location: California

May 15 to 16, 1999 · NWS MFR · 2 events in 2 counties and zones

A Freeze Warning was issued for Siskiyou and Modoc counties in Northern California. One station from each county verified the warning.

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 2

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS MFR wrote it up.

A Freeze Warning was issued for Siskiyou and Modoc counties in Northern California. One station from each county verified the warning. Station Zone Normal Low Observed Low Departure Alturas CAZ012 35 19 -16 McCloud CAZ011 37 18 -19

Event by event

2 cold/wind chill. Local standard time, as filed.

Cold/Wind Chill, Siskiyou

When: May 15, 6:43 PM PST to May 16, 6:59 AM PST
Where: Siskiyou forecast zone
Reported by: OFFICIAL NWS OBS.

See below.

Cold/Wind Chill, Modoc T X E

When: May 15, 6:43 PM PST to May 16, 6:59 AM PST
Where: Modoc T X E forecast zone
Reported by: OFFICIAL NWS OBS.

See below

What these are

Cold/Wind Chill: Cold or wind chill below warning criteria that caused deaths, injuries or damage.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in California in 1999 Every state in 1999 This day in weather history Warnings in California, May 1999

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5694318, 5694319.