Dense Fog in Kansas, July 1, 2005

Name: Dense Fog in Kansas, July 1, 2005
Start: 2005-07-01T02:00
End: 2005-07-01T08:00
Location: Kansas

July 1, 2005 · NWS TOP · 19 events in 19 counties and zones

Widespread dense fog with visibilities less than a quarter mile created very hazardous driving conditions.

Where it happened

Every event with a place to put it; 19 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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 19

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 TOP wrote it up.

Widespread dense fog with visibilities less than a quarter mile created very hazardous driving conditions.

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 Topeka, KS wrote its last area forecast discussion before the first event at Jun 30, 3:12 PM CST, 10 hours 48 minutes earlier.

Area forecast discussion, Jun 30, 3:12 PM CST, 10 hours 48 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TOPEKA KS
412 PM CDT THU JUN 30 2005

.DISCUSSION...

SHORTTERM CONCERNS ARE SEVERE WEATHER EARLY TONIGHT...THEN FOCUS
SHIFTS TO TIMING OF SHORTWAVES FRIDAY NIGHT THROUGH TUESDAY NIGHT.

HEADING INTO THE AFTERNOON HOURS...NORTHWEST FLOW ALOFT WITH MAIN
ENERGY DROPPING DOWN ACROSS THE UPPER GREAT LAKES.  RIGHT REAR
QUADRANT OF JET OVER THE CWA.  AT THE SURFACE...BOUNDARY FROM
SOUTHWEST KANSAS...ACROSS NORTHEAST KANSAS INTO SOUTHERN IOWA.
PROFILERS SHOWING GOOD IN FLOW OVER THE BOUNDARY.  THUNDERSTORMS
DIMINISHED FOR A TIME AT LATE MORNING BUT A LITTLE AFTERNOON HEATING
AND UPPER SUPPORT FUELED RAPID DEVELOPMENT DURING THE EARLY
AFTERNOON HOURS.  STORM ENVIRONMENT HAS CAPE VALUES IN THE 2 TO 3
THOUSAND J/KG RANGE TO ALONG WITH 0-6KM SHEAR IN THE 40 TO 50 KT
RANGE.  HAVE HAD REPORTS OF LARGE HAIL AND WIND DAMAGE WITH THE
STRONGER STORMS.   EXPECT ACTIVITY TO CONTINUE SLIPPING SOUTHEAST
WITH THE FRONT WITH POTENTIAL FOR SEVERE DURING THE EVENING. WILL
KEEP SOME MENTION OF PRECIPITATION FOR AREAS GENERALLY ALONG AND
SOUTH OF INTERSTATE 35 AFTER MIDNIGHT...ENDING BY LATE NIGHT.
LOWS TONIGHT FROM THE LOWER 60S NORTH TO NEAR 65 SOUTH.

ON FRIDAY...SOME RELIEF IN CONVECTION AS SURFACE RIDGE BUILDS
BRIEFLY SOUTH INTO THE AREA.  FLOW NORTHWEST ALOFT BUT NO IMPULSES
INDICATED AT THIS TIME.  NORTHEAST TO EAST WINDS TURNING EAST TO
SOUTHEAST BY LATE IN THE DAY.  HIGHS IN THE MID 80S.

FOR THE PERIOD FRIDAY NIGHT THROUGH SATURDAY...NORTHWEST FLOW AND
SHORTWAVE ENERGY COMING THROUGH PRECEDED BY SOME WARM ADVECTION.
WILL KEEP GOING 20 POPS FOR WESTERN COUNTIES AND EXPAND TO EASTERN
PORTION OF CWA AFTER MIDNIGHT.  IMPULSE SLIPS EAST DURING THE DAY
SATURDAY ...SO DRY WITH HIGHS AROUND 90. FLOW TURNS MORE SOUTHWEST
ALOFT SATURDAY NIGHT INTO SUNDAY WITH WARM ADVECTION IN THE LOW
LAYERS AS LEE SIDE SURFACE TROUGH DEEPENS.  WILL CONTINUE LOW POPS
ACROSS THE CWA SATURDAY NIGHT...SLIGHTLY BETTER CHANCES FOR NORTH
CENTRAL.  WARM ADVECTION LIFTS NORTH ON SUNDAY...WILL KEEP SOME LOW
POPS FOR SUNDAY AM MAINLY NORTH OF I70...DRY FOR AFTERNOON.

FROM SUNDAY NIGHT THROUGH WEDNESDAY...FORECAST GETS COMPLICATED BY
TIMING OF SEVERAL SHORT WAVES COMING OUT OF SOUTHWEST FLOW
ALOFT...AND FRONTAL BOUNDARY THAT SAGS SLOWLY SOUTH WITH THE PASSAGE
OF THE SHORTWAVES. MODELS SEEM TO BE A BIT MORE CONSISTENT WITH THIS
SCENARIO BUT PLACEMENT OF THE IMPULSES AND FRONT DIFFER.  LEANING
TOWARD 00Z GFS WHICH SHOWS ONE IMPULSE MOVING THROUGH SUNDAY NIGHT
AND EARLY ON JULY 4TH.  ECMWF HAS FEATURE BUT NOT AS STRONG.  LITTLE
MORE STRONGER FEATURE MONDAY NIGHT INTO TUESDAY ON BOTH MODELS.
BETTER LIFT OVER NORTHERN PORTIONS OF CWA CLOSER TO BOUNDARY THUS
WILL GO 20 POPS SOUTH TO 30 POPS NORTH THROUGH THE PERIOD.  LOWS MID
TO UPPER 60S...HIGHS UPPER 80S TO LOWER 90S GIVEN EXPECTED CLOUD
COVER AND PRECIP CHANCES.

UPPER FLOW TURNS MORE NORTHWEST WEDNESDAY INTO THURSDAY WITH GFS
STILL SHOWING SOME POSSIBILITY OF PRECIPITATION ON WEDNESDAY.  ECMWF
GOES TO NORTHWEST FLOW BUT NOT AS DISTINCT WITH SHORTWAVE ENERGY.
GFS DEEPENS LOW TO THE EAST ON THURSDAY.  LEANING TOWARD DRY
FORECAST FOR THESE DAYS GIVEN MODEL DISCREPANCIES.  GFS COOLING H850
MB TEMPS DOWN INTO THE 16 TO 20 DEGREE RANGE WITH ECMWF ABOUT 4
DEGREES WARMER.  WILL LEAN TOWARD HIGHS IN THE UPPER 80S AND LOWS
MIDDLE 60S BY THURSDAY.

&&

.TOP WATCHES/WARNINGS/ADVISORIES...NONE.

PF/DR

Hazardous weather outlook, Jun 30, 10:03 PM CST, 3 hours 57 minutes before

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In the hours before

Local storm report, Jun 30, 8:11 PM CST, 5 hours 49 minutes before

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Local storm report, Jun 30, 9:04 PM CST, 4 hours 56 minutes before

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Local storm report, Jun 30, 10:00 PM CST, 4 hours before

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Special weather statement, Jun 30, 10:00 PM CST, 4 hours before

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The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

19 dense fog. Local standard time, as filed.

Dense Fog, Marshall

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Marshall forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.784, -96.523 (the zone’s center; the record gives no point)

Dense Fog, Morris

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Morris forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 38.687, -96.650 (the zone’s center; the record gives no point)

Dense Fog, Nemaha

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Nemaha forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.784, -96.014 (the zone’s center; the record gives no point)

Dense Fog, Osage

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Osage forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 38.652, -95.727 (the zone’s center; the record gives no point)

Dense Fog, Ottawa

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Ottawa forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.133, -97.650 (the zone’s center; the record gives no point)

Dense Fog, Pottawatomie

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Pottawatomie forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.379, -96.342 (the zone’s center; the record gives no point)

Dense Fog, Riley

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Riley forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.297, -96.735 (the zone’s center; the record gives no point)

Dense Fog, Shawnee

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Shawnee forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.042, -95.756 (the zone’s center; the record gives no point)

Dense Fog, Wabaunsee

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Wabaunsee forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 38.953, -96.205 (the zone’s center; the record gives no point)

Dense Fog, Brown

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Brown forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.827, -95.564 (the zone’s center; the record gives no point)

Dense Fog, Clay

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Clay forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.350, -97.165 (the zone’s center; the record gives no point)

Dense Fog, Cloud

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Cloud forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.480, -97.649 (the zone’s center; the record gives no point)

Dense Fog, Dickinson

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Dickinson forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 38.867, -97.153 (the zone’s center; the record gives no point)

Dense Fog, Douglas

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Douglas forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 38.885, -95.293 (the zone’s center; the record gives no point)

Dense Fog, Franklin

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Franklin forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 38.565, -95.286 (the zone’s center; the record gives no point)

Dense Fog, Geary

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Geary forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.002, -96.752 (the zone’s center; the record gives no point)

Dense Fog, Jackson

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Jackson forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.417, -95.794 (the zone’s center; the record gives no point)

Dense Fog, Jefferson

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Jefferson forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 39.236, -95.383 (the zone’s center; the record gives no point)

Dense Fog, Lyon

When: July 1, 2:00 AM CST to 8:00 AM CST
Where: Lyon forecast zone
Reported by: LAW ENFORCEMENT
Coordinates: 38.456, -96.153 (the zone’s center; the record gives no point)

What these are

Dense Fog: Fog reducing visibility to a quarter mile or less, filed where it caused accidents or disruption.

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

The same day elsewhere

Every storm in Kansas in 2005 Every state in 2005 This day in weather history Warnings in Kansas, July 2005

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 2026-10-01. Each event’s entry at NCEI: 5463346, 5463347, 5463348, 5463349, 5463350, 5463616, 5463898, 5463899, 5463900, 5463901, 5463902, 5463903, 5463904, 5463905, 5463906, 5463907, 5463908, 5463909, 5463910.