Storm Chasing and other Weather pictures by Daniel Cook
Currently, the 00z NAM shows a 993mb over West Central Illinois at 00z Sunday. Cape bullseye over Macomb at 3500j/k. Dewpoints are forecasted to be over 60, with pockets of 65 possible.
Helicity looks pretty good, as does wind speeds. Might we be seeing a repeat of 3/12 but in Illinois?
URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 114 NWS STORM PREDICTION CENTER NORMAN OK 820 PM CST THU MAR 30 2006 THE NWS STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WESTERN ILLINOIS EASTERN MISSOURI EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 820 PM UNTIL 200 AM CST. HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH NORTHWEST OF QUINCY ILLINOIS TO 45 MILES SOUTH SOUTHWEST OF SAINT LOUIS MISSOURI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4). REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. OTHER WATCH INFORMATION...CONTINUE...WW 111...WW 112...WW 113... DISCUSSION...BANDS OF STRONG/SEVERE STORMS OVER MO WILL SPREAD EASTWARD INTO WESTERN IL THROUGH THE EARLY MORNING HOURS. INSTABILITY WEAKENS WITH EASTWARD EXTENT...BUT STRONG LOW/MID LEVEL WIND FIELDS SUGGEST A CONTINUED THREAT OF DAMAGING WINDS AND HAIL IN STRONGER CELLS.
