Alert archive / Montana / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 12, NWS Glasgow, MT

June 16, 2002Phillips County, Montana

NWS Glasgow, MT issued this severe thunderstorm warning at Jun 16, 2002, 4:14 PM MDT for Phillips County, Montana. It was in force for 61 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 16, 2002, 4:14 PM MDT (22:14 UTC)
Expired: Jun 16, 2002, 5:15 PM MDT
In force: 61 min
Issued by: NWS Glasgow, MT
Area: Whole counties

County Phillips County, MT

What was reported inside it

Time	Report	Where	Remark
Jun 16, 4:40 PM MDT	Hail 1	Malta, MT

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Glasgow, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 2:48 PM MDT, 1 hour 26 minutes earlier.

Area forecast discussion, Jun 16, 2:48 PM MDT, 1 hour 26 minutes before

NORTHEAST MONTANA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE GLASGOW MT
215 PM MDT SUN JUN 16 2002

CORRECTED THIRD PERIOD CCF MINIMA.

.SHORT TERM...A WEAK VORT MAX JUST NORTH OF GGW SLIDING SOUTHEAST
FROM SASKATCHEWAN TOWARD NORTHEAST CWA GLIDING OVER RIDGE WITH AXIS
OVER IDAHO. THIS FEATURE HAS COME CLOSER THAN EXPECTED BECAUSE RIDGE
HAS NOT TRANSLATED EAST AS QUICKLY AS EARLIER THOUGH. SCATTERED
SHOWERS WITH A FEW STRAY LIGHTNING STROKES CURRENTLY CROSSING NORTH
HALF OF CWA. A LOCAL THETA-E RIDGE...SURFACE BASED LI/S -4 TO -6
...AND PATCHES OF ALTOCUMULUS JUSTIFY RECENT UPDATE FOR ISOLATED
CONVECTION THIS AFTERNOON AND EVENING. MODELS REMAIN IN AGREEMENT
BRINGING RIDGE ACROSS MONTANA OVERNIGHT AS CLOSED LOW COMES ASHORE
ON BC COAST...SHOOTING FIRST IN A SERIES OF SHORT WAVE IMPULSES
ACROSS MONTANA MONDAY WITH ACCOMPANYING PACIFIC COOL FRONT. WITH
RIDGE DISPLACED AND FLATTENED...PERIODIC IMPULSES EXPECTED TO CROSS
REGION WITH A MORE SIGNIFICANT IMPULSE DUE TUESDAY. TIMING AND
PLACEMENT DIFFERENCES SLIGHTLY BETWEEN MESO ETA AND AVN...AVN FASTER
...WETTER...MORE POTENT THAN MESO ETA. MESO ETA HAS BEEN MORE
REALISTIC OF LATE...WILL KEEP AS MAIN GUIDANCE. CURRENT FORECAST
LARGELY ON TRACK THROUGH TUESDAY. WEDNESDAY LIKELY TO BE BREEZY WITH
ANOTHER CHANCE OF SHOWERS AS MID LEVEL COLD POOL EXPECTED TO SKIM
ALONG INTERNATIONAL BORDER...BEST CHANCE OF SHOWERS NORTH ZONES...
MAY NOT EVEN MENTION SHOWERS SOUTH ZONES. TEMPERATURES WILL ALSO
GRADUALLY DECLINE THROUGH WEDNESDAY DUE TO COOL FRONT AND INCREASED
CLOUDS...THIS TREND ALREADY PRETTY WELL ACCOUNTED FOR IN GOING ZONES.

.LONG TERM...SIMILAR PATTERNS EVIDENT IN AVN/MRF AND ECMWF SOLUTIONS
SHEARING REMAINS OF BC CLOSED LOW ALONG AND NORTH OF INTERNATIONAL
BORDER THROUGH WEDNESDAY...LEAVING RESIDUAL TROUGHING ALONG PACIFIC
COAST. QUASI-ZONAL FLOW EXPECTED THURSDAY...THEN SHALLOW TROUGH
ALONG PACIFIC COAST LIKELY TO EXTEND INFLUENCE TO MONTANA IN SLIGHT
SOUTHWEST FLOW COMPONENT THAT PERSISTS THROUGH DAY SEVEN. PARTLY
CLOUDY AND GHOST 20 POPS SHOULD SUFFICE. MINOR FLUCTUATIONS IN
TEMPERATURES THROUGH PERIOD...THURSDAY LIKELY SLIGHTLY COOLER THAN
REMAINING DAYS...NEAR TO SLIGHTLY ABOVE NORMAL EXPECTED.   DNS

KGGW BEE 052/080 049/074 044/072 86221322
     BBBB 048/076 048/080 050/081 050/081 8611122222
KGDV BEB 052/082 049/076 045/075 86121322
     BBBB 049/078 050/080 050/081 050/082 8611122222

.GGW...NONE

Nearby

Severe Thunderstorm Warnings in Montana, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data.