Cold/Wind Chill, Klamath Basin
- When
- June 21, 8:44 PM PST to June 22, 8:00 AM PST
- Where
- Klamath Basin forecast zone
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 42.686, -121.650 (the zone’s center; the record gives no point)
See below.
Cold in Oregon, June 21 to 22, 2003
A Frost Warning was issued this night for Oregon zones ORZ029/030/031. No frost was reported, but reported low temperatures ranged from 28 to 40, so frost likely did occur.
Where it happened
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
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 Frost Warning was issued this night for Oregon zones ORZ029/030/031. No frost was reported, but reported low temperatures ranged from 28 to 40, so frost likely did occur.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Medford, OR wrote its last area forecast discussion before the first event at Jun 21, 7:30 PM PST, 1 hour 14 minutes earlier.
Area forecast discussion, Jun 21, 7:30 PM PST, 1 hour 14 minutes before
SOUTHWEST OREGON AND NORTHERN CALIFORNIA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEDFORD, OR
830 PM PDT SAT JUN 21 2003
THIS EVENING WINDS WILL DROP OFF AND SKIES WILL BE CLEAR EAST OF
THE CASCADES. THIS WILL ALLOW THE TEMPERATURES TO FALL INTO THE
MID TO LOWER 30S WITH COLD TEMPERATURES AND WIDESPREAD FROST IN
MANY VALLEYS. WILL UPDATE THE FORECAST TO ISSUE A FROST WARNING
FOR THOSE AREAS. WEST OF THE CASCADES MARINE AIR WILL BRING IN
LOW CLOUDS NORTH OF THE UMPQUA DIVIDE. SOUTH OF THE DIVIDE AND
INTO NORTHERN CALIFORNIA LIGHT OFFSHORE FLOW WILL MAINTAIN CLEAR
OR MOSTLY CLEAR SKIES. THE PATTERN OF COLD TEMPERATURES EAST OF
THE CASCADES AND LOW CLOUDS WEST OF THE CASCADES WILL LARGELY BE
REPEATED SUNDAY NIGHT. THE OFFSHORE FLOW WILL BE WEAKER THOUGH AND
ALLOW SOME CLOUDS INTO THE ROGUE BASIN. ANOTHER DIFFERENCE IS THE
SHORT WAVE DEEPENING THE TROUGH SUNDAY NIGHT WHICH COULD BRING SOME
HIGH CLOUDS AND NOT LET THE WIND BECOME CALM EAST OF THE CASCADES
WHICH WOULD LIMIT THE AMOUNT OF FROST. MONDAY AND MONDAY NIGHT
A STILL STRONGER SHORT WAVE WILL BRING LIGHT PRECIPITATION TO THE
FORECAST AREA. A WARM UP WILL COMMENCE WEDNESDAY AS THE UPPER LEVEL
RIDGE REPLACES THE TROUGH. THIS WILL LIKELY BRING HIGHS UP TO ABOUT
10 DEGREES ABOVE NORMAL BY THE WEEKEND. MO
MFR...SMALL CRAFT ADVISORY CAPE BLANCO SOUTH.
FROST WARNING EAST OF THE CASCADE DIVIDE TONIGHT.Hazardous weather outlook, Jun 21, 5:30 AM PST, 15 hours 14 minutes before
ORZ021>031-CAZ080>085-221330- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEDFORD OR 630 AM PDT SAT JUN 21 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN OREGON AND NORTHERN CALIFORNIA .DAY ONE...TODAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. ORR
The radar
The national radar mosaic for the moment the first event began.
Event by event
3 cold/wind chill. Local standard time, as filed.
Cold/Wind Chill, Northern & Eastern Klamath County & Western Lake County
- When
- June 21, 8:44 PM PST to June 22, 8:00 AM PST
- Where
- Northern & Eastern Klamath County & Western Lake County forecast zone
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 42.740, -121.018 (the zone’s center; the record gives no point)
See below.
Cold/Wind Chill, Central & Eastern Lake County
- When
- June 21, 8:44 PM PST to June 22, 8:00 AM PST
- Where
- Central & Eastern Lake County forecast zone
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 42.793, -120.387 (the zone’s center; the record gives no point)
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
- Lightning Strike in Florida, June 21, 2003
- Tornadoes and Hail in Wyoming, June 21, 2003
- Flood in Florida, June 21 to 30, 2003
- Hail in South Dakota, June 21, 2003
- Flood in Florida, June 21 to 23, 2003
- Hail in South Dakota, June 21, 2003
- Flash Flood in Pennsylvania, June 21, 2003
- Lightning Strike in Delaware, June 21, 2003
- Hail and Damaging Winds in North Dakota, June 21, 2003
- Tornado in Oregon, June 21, 2003
- Flash Flood in Mississippi, June 21, 2003
- Hail and Damaging Winds in South Dakota, June 21, 2003
More
Every storm in Oregon in 2003Every state in 2003This day in weather historyWarnings in Oregon, June 2003
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: 5364697, 5364698, 5364699.