DrJack's BLIPSPOT for: SUN 03/22 Freeport_IL 856ft pt37813@42.185,-89.594,836ft BLIPSPOT sfc.temp. adjusted by +0.1 degF SPONSORED BY: ChicagoLand Glider Council 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 - - - - - - 46.7 - - 43.5 - - - Temp@2m Sfc.Heating - - - - - - 316 - - 271 - - - Sfc.Heating BL Depth - - - - - - 2044 - - 2553 - - - BL Depth Hcrit - - - - - - 2061 - - 2386 - - - Hcrit BL Top - - - - - - 2900 - - 3409 - - - BL Top Hgt.Variab. - - - - - - 242 - - 396 - - - Hgt.Variab. W* - - - - - - 350 - - 358 - - - W* B/S - - - - - - 3 - - 3 - - - B/S BL Wind - - - - - - 21 - - 24 - - - BL Wind Direction - - - - - - 023 - - 013 - - - Direction Wind Shear - - - - - - 6 - - 6 - - - Wind Shear Max.Converg - - - - - - 2 - - -5 - - - Max.Converg CLOUDpotent - - - - - - -230 - - -311 - - - CLOUDpotentl sfcLCL - - - - - - 3130 - - 3720 - - - sfcLCL ODpotential - - - - - - -10349 - - -9824 - - - ODpotential blCL - - - - - - 13249 - - 13233 - - - blCL maxRH - - - - - - 95 - - 99 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 46.7 - - 43.5 - - - Temp@2m DewPt@2m - - - - - - 36.2 - - 30.5 - - - DewPt@2m Temp@Bot - - - - - - 45.1 - - 42.2 - - - Temp@Bot DewPt@Bot - - - - - - 36.0 - - 30.3 - - - DewPt@bot Sfc.Heating - - - - - - 316 - - 271 - - - Sfc.Heating BL Depth - - - - - - 2044 - - 2553 - - - BL Depth EXPERIMENT - - - - - - 78 - - 96 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 4 - - - 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] 96575 23 241 13 254 96575 89382 18 238 18 257 89382 83865 11 235 20 234 83865 79298 14 215 18 237 79298 75347 10 199 15 242 75347 71833 12 250 15 244 71833 68644 18 246 20 245 68644 65711 17 241 23 242 65711 62988 21 256 23 243 62988 60347 29 248 25 246 60347 57588 28 245 26 254 57588 54719 31 251 30 262 54719 51967 32 261 40 272 51967 49467 46 268 51 267 49467 47201 50 268 58 262 47201 45125 57 271 58 268 45125 43215 72 274 69 277 43215 41456 87 274 87 272 41456 39841 93 271 89 265 39841 38357 86 272 90 267 38357 36984 92 278 97 272 36984 35672 98 270 113 272 35672 34340 95 267 111 268 34340 32959 86 267 104 262 32959 31533 79 265 97 258 31533 30043 78 265 93 256 30043 28480 79 265 96 253 28480 26836 82 264 95 252 26836 25111 80 264 88 253 25111 23309 77 264 79 261 23309 21436 74 262 75 265 21436 19487 73 256 71 267 19487 17455 68 254 67 269 17455 15378 48 256 56 273 15378 13378 50 273 37 268 13378 11562 43 277 32 266 11562 9948 26 277 35 289 9948 8516 24 312 33 292 8516 7244 19 328 26 289 7244 6120 9 324 20 310 6120 5134 1 026 19 340 5134 4275 6 042 21 006 4275 3529 19*024 23*011 3529 2867 22*024 24*012 2867 2283 22 023 24 012 2283 1795 22 023 24 013 1795 1421 22 023 24 013 1421 1163 21 023 23 013 1163 1006 19 023 21 013 1006 916 16 022 18 013 916 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