DrJack's BLIPSPOT for: WED 05/20 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 63.1 - - 65.2 - - 63.3 Temp@2m Sfc.Heating - - - - - - 468 - - 332 - - 49 Sfc.Heating BL Depth - - - - - - 4789 - - 5154 - - 3619 BL Depth Hcrit - - - - - - 4292 - - 4446 - - 1749 Hcrit BL Top - - - - - - 5645 - - 6010 - - 4475 BL Top Hgt.Variab. - - - - - - 895 - - 765 - - 2296 Hgt.Variab. W* - - - - - - 530 - - 485 - - 231 W* B/S - - - - - - 13 - - 11 - - 3 B/S BL Wind - - - - - - 8 - - 8 - - 13 BL Wind Direction - - - - - - 031 - - 037 - - 061 Direction Wind Shear - - - - - - 1 - - 2 - - 3 Wind Shear Max.Converg - - - - - - 3 - - -5 - - 18 Max.Converg CLOUDpotent - - - - - - -902 - - -1273 - - -1757 CLOUDpotentl sfcLCL - - - - - - 6548 - - 7284 - - 6232 sfcLCL ODpotential - - - - - - -9254 - - -8753 - - -8417 ODpotential blCL - - - - - - 14899 - - 14763 - - 12892 blCL maxRH - - - - - - 74 - - 67 - - 86 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 63.1 - - 65.2 - - 63.3 Temp@2m DewPt@2m - - - - - - 37.7 - - 36.5 - - 39.5 DewPt@2m Temp@Bot - - - - - - 60.6 - - 63.2 - - 62.8 Temp@Bot DewPt@Bot - - - - - - 37.0 - - 35.8 - - 39.1 DewPt@bot Sfc.Heating - - - - - - 468 - - 332 - - 49 Sfc.Heating BL Depth - - - - - - 4789 - - 5154 - - 3619 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 44 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 5 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] 98137 17 115 10 113 4 098 98137 90733 12 144 5 122 8 042 90733 85048 9 143 5 178 8 085 85048 80327 7 119 5 119 4 042 80327 76265 7 113 3 123 1 033 76265 72658 9 197 5 216 3 260 72658 69372 13 190 12 198 13 239 69372 66363 9 204 13 194 18 236 66363 63593 16 234 11 228 15 210 63593 60894 19 238 15 267 10 168 60894 58063 23 242 31 252 30 249 58063 55143 35 235 44 237 43 249 55143 52356 44 230 54 240 51 253 52356 49848 52 233 62 236 63 240 49848 47614 58 238 54 232 64 232 47614 45612 65 246 54 244 66 240 45612 43803 76 245 72 249 79 248 43803 42145 76 237 82 245 92 244 42145 40603 66 236 77 240 89 240 40603 39152 62 242 76 235 82 236 39152 37779 60 243 71 232 77 232 37779 36447 57 239 67 230 73 230 36447 35089 56 235 64 230 69 228 35089 33676 55 235 62 230 67 225 33676 32209 55 237 62 230 66 224 32209 30674 55 239 61 235 63 229 30674 29060 55 241 60 239 60 235 29060 27372 57 239 58 240 56 239 27372 25607 60 235 58 240 51 245 25607 23767 61 237 56 246 45 250 23767 21857 56 246 46 251 41 256 21857 19867 45 255 39 249 41 254 19867 17789 48 264 45 246 42 251 17789 15667 48 267 47 257 40 251 15667 13625 40 254 37 258 34 254 13625 11773 38 279 30 278 26 261 11773 10136 24 287 19 281 19 263 10136 8691 14 271 14 272 15 259 8691 7416 10 289 6 278 7 249 7416 6293 5*020 5*042 2 048 6293 5302 6*031 6*043 4*044 5302 4427 7 032 7 041 9*052 4427 3654 7 032 8 039 11 058 3654 2962 8 032 8 037 14 062 2962 2349 8 031 9 035 14 063 2349 1838 8 031 9 034 14 063 1838 1445 8 030 9 034 14 063 1445 1176 8 030 9 034 14 064 1176 1012 8 029 9 033 13 064 1012 918 7 030 8 032 11 063 918 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