DrJack's BLIPSPOT for: WED 04/22 Silvercreek_IL 595ft pt32094@38.850,-89.766,540ft SPONSORED BY: Barry Marcus BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 73.7 - - 77.7 - - - Temp@2m Sfc.Heating - - - - - - 368 - - 220 - - - Sfc.Heating BL Depth - - - - - - 3634 - - 4529 - - - BL Depth Hcrit - - - - - - 3052 - - 3532 - - - Hcrit BL Top - - - - - - 4229 - - 5124 - - - BL Top Hgt.Variab. - - - - - - 720 - - 994 - - - Hgt.Variab. W* - - - - - - 449 - - 410 - - - W* B/S - - - - - - 6 - - 6 - - - B/S BL Wind - - - - - - 15 - - 13 - - - BL Wind Direction - - - - - - 236 - - 225 - - - Direction Wind Shear - - - - - - 4 - - 3 - - - Wind Shear Max.Converg - - - - - - 1 - - 1 - - - Max.Converg CLOUDpotent - - - - - - -363 - - -878 - - - CLOUDpotentl sfcLCL - - - - - - 4592 - - 6002 - - - sfcLCL ODpotential - - - - - - -3108 - - -3957 - - - ODpotential blCL - - - - - - 7337 - - 9081 - - - blCL maxRH - - - - - - 88 - - 68 - - - maxRH CAPE - - - - - - 160 - - 140 - - - CAPE Temp@2m - - - - - - 73.7 - - 77.7 - - - Temp@2m DewPt@2m - - - - - - 55.6 - - 53.3 - - - DewPt@2m Temp@Bot - - - - - - 71.7 - - 76.4 - - - Temp@Bot DewPt@Bot - - - - - - 54.9 - - 52.5 - - - DewPt@bot Sfc.Heating - - - - - - 368 - - 220 - - - Sfc.Heating BL Depth - - - - - - 3634 - - 4529 - - - BL Depth EXPERIMENT - - - - - - 53 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 8 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 97359 30 242 32 257 97359 89954 29 263 33 263 89954 84247 23 272 28 264 84247 79519 17 262 24 253 79519 75474 15 259 18 269 75474 71922 14 285 12 284 71922 68705 11 291 9 280 68705 65739 11 324 11 295 65739 62989 18 316 18 296 62989 60334 22 296 19 300 60334 57566 23 281 26 292 57566 54698 27 296 31 286 54698 51967 38 305 34 290 51967 49510 44 300 40 290 49510 47321 39 299 37 294 47321 45357 35 302 36 295 45357 43575 35 315 32 305 43575 41943 42 324 34 323 41943 40427 43 329 38 330 40427 38998 37 334 36 327 38998 37642 32 334 33 322 37642 36323 29 334 32 320 36323 34976 29 333 34 319 34976 33570 30 331 35 321 33570 32111 30 325 36 323 32111 30581 31 317 35 324 30581 28970 30 314 32 325 28970 27281 27 320 27 325 27281 25514 24 324 23 328 25514 23671 20 325 22 336 23671 21759 17 326 19 335 21759 19773 20 327 17 327 19773 17705 22 336 15 340 17705 15597 19 346 16 354 15597 13563 15 339 14 356 13563 11708 11 309 11 354 11708 10056 9 280 10 319 10056 8584 12 263 8 286 8584 7276 19 248 13 256 7276 6116 19 253 13*238 6116 5091 16*242 13*226 5091 4189 15*235 14 224 4189 3393 15 235 14 225 3393 2679 15 235 14 225 2679 2049 15 236 14 225 2049 1522 15 237 13 225 1522 1118 14 238 13 226 1118 840 14 238 12 226 840 671 13 239 12 226 671 574 11 238 10 226 574 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography