Alert archive / Washington / Flash Flood Warnings in 1993
Flash Flood Warning 1, NWS Spokane, WA
NWS Spokane, WA issued this flash flood warning at Jul 14, 1993, 2:47 PM PDT for Spokane County, Washington. It was in force for 58 min.
The area
The counties it named.
The facts
- Issued
- Jul 14, 1993, 2:47 PM PDT (21:47 UTC)
- Expired
- Jul 14, 1993, 3:45 PM PDT
- In force
- 58 min
- Issued by
- NWS Spokane, WA
- Area
- Whole counties
County Spokane County, WA
The nearest sounding before it
Spokane Intl Airport, WA (KGEG), launched 12:00Z, 9.8 hours before the alert went out and 7 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 13 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 742 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- -29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGEG 142148 FFWGEG WAC063-142245- BULLETIN - EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SPOKANE WA 247 PM PDT WED JUL 14 1993 THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A SEVERE THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 345 PM PDT FOR PEOPLE IN THE FOLLOWING LOCATION ... IN NORTHEAST WASHINGTON ...NORTHERN SPOKANE COUNTY HEAVY RAIN AND HAIL HAVE BEEN REPORTED OVER NORTHERN SPOKANE COUNTY. FLOODING IS ALSO OCCURRING OVER LOCAL ROADWAYS AROUND MEAD. HEAVY RAIN AND HAIL IS ALSO REPORTED AROUND THE DEER PARK AREA. PEOPLE OUTSIDE SHOULD SEEK HIGHER GROUND IMMEDIATELY IN THESE AREAS. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 14, 9:43 AM PDT, 5 hours 4 minutes before
IDZ008-141745- SPECIAL WEATHER STATEMENT...TEST NATIONAL WEATHER SERVICE LEWISTON ID 943 AM PDT WED JUL 14 1993 THIS IS A TEST.....THIS IS A TEST...THIS IS ONLY A TEST! NNNN
Special weather statement, Jul 14, 9:56 AM PDT, 4 hours 51 minutes before
IDZ008-141800- SPECIAL WEATHER STATEMENT...TEST NATIONAL WEATHER SERVICE LEWISTON ID 956 AM PDT WED JUL 14 1993 TEST....TEST...THIS IS A TEST! NNNN
Special weather statement, Jul 14, 10:10 AM PDT, 4 hours 37 minutes before
IDZ008-141815- SPECIAL WEATHER STATEMENT...TESTING NATIONAL WEATHER SERVICE LEWISTON ID 1010 AM PDT WED JUL 14 1993 THIS IS A TEST....TESTING.....THIS IS A TEST TEST NNNN
Special weather statement, Jul 14, 12:16 PM PDT, 2 hours 31 minutes before
WAZ006-009-142300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPOKANE WA 1200 PM PDT WED JUL 14 1993 ...THUNDERSTORMS DEVELOPING OVER NORTHEAST WASHINGTON AND NORTHERN IDAHO... LIGHTNING DETECTION EQUIPMENT AND OBSERVATIONS INDICATE THAT THUNDERSTORMS ARE ONCE AGAIN FORMING OVER NORTHEAST WASHINGTON. AT NOON...THUNDERSTORMS WERE OCCURRING THORUGHOUT PORTIONS OF FERRY... STEVENS...AND SPOKANE COUNTY. SOME OF THESE THUNDERSHOWERS WILL CONTAIN LOCALLY HEAVY RAIN AND SMALL HAIL. MOTORISTS SHOULD BE ALERT FOR FLOODING AND DEBRIS ON ROADWAYS. DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS. PEOPLE OUTSIDE SHOULD SEEK SHELTER IMMEDIATELY WHEN THUNDERSTORMS ARE IN THE VICINITY. DO NOT BfECOME A LIGHTNING TARGET. THESE THUNDERSTORMS ARE EXPECTED TO CONTINUE THROUGH THE AFTERNOON INTO THE EVENING HOURS. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE NEWS SOURCE FOR FURTHER WEATHER UPDATES. FRISBIE
Special weather statement, Jul 14, 2:33 PM PDT, 14 minutes before
WAZ006-009-142300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPOKANE WA 125 PM PDT WED JUL 14 1993 ...THUNDERSTORMS WITH HAIL OVER NORTHERN SPOKANE COUNTY... ONE HALF INCH SIZED HAIL HAS BEEN REPORTED OVER NORTHERN PORTION OF SPOKANE...AROUND THE WHITWORTH COLLEGE AREA. PEA SIZED HAIL ACCUMULATED NEARLY ONE INCH DEEP ON HIGHWAY 2...JUST NORTH OF THE SPOKANE CITY LIMITS. HEAVY RAIN IS ALSO OCCURRING THROUGHOUT PORTIONS OF NORTHEAST WASHINGTON INCLUDING NORTHERN SPOKANE COUNTY. TWO-THIRDS OF AN ICNH IN ONE HOUR HAS BEEN OBSERVED OVER THE NORTHERN SECTION OF SPOKANE. PEOPLE OUTSIDE SHOULD AVOID LOW LYING AREAS AND SEEK HIGHER GROUND. A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF EASTERN WASHINGTON THROUGH 900 PM TONIGHT. THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING WITH OCCASIONAL HEAVY RAIN. NOT ONLY SHOULD MOTORISTS BE ALERT FOR FLOODING AND DEBRIS ON HIGHWAYS...HAIL MAY CAUSE SLIPPERY CONDITIONS ON PAVEMENTS. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE NEWS SOURCE FOR FURTHER WEATHER UPDATES. FRISBIE
The office that day
Everything else NWS Spokane, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 2:47 PM PDT | Severe Thunderstorm Warning | OTX | Spokane | 58 min |
| Jul 14, 3:45 PM PDT | Flash Flood Warning | OTX | Adams, Grant, Lincoln, Spokane | 60 min |
| Jul 14, 3:45 PM PDT | Severe Thunderstorm Warning | OTX | Adams, Lincoln | 60 min |
| Jul 14, 3:45 PM PDT | Severe Thunderstorm Warning | OTX | Spokane | 60 min |
Nearby
Flash Flood Warnings in Washington, 1993Every flash flood warning in 1993
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.