DrJack's BLIPSPOT for: WED 04/23 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 - - - 0654z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 63.0 - - 68.4 - - 72.3 - - 73.6 Temp@2m Sfc.Heating - - - 94 - - 228 - - 164 - - -7 Sfc.Heating BL Depth - - - 900 - - 2615 - - 3979 - - 62 BL Depth Hcrit - - - 901 - - 2392 - - 3236 - - 902 Hcrit BL Top - - - 1756 - - 3471 - - 4835 - - 918 BL Top Hgt.Variab. - - - 542 - - 1601 - - 2121 - - 7662 Hgt.Variab. W* - - - 187 - - 348 - - 357 - - 15 W* B/S - - - 2 - - 4 - - 6 - - 1 B/S BL Wind - - - 14 - - 15 - - 10 - - 4 BL Wind Direction - - - 178 - - 162 - - 203 - - 202 Direction Wind Shear - - - 4 - - 4 - - 5 - - 0 Wind Shear Max.Converg - - - -2 - - -5 - - 16 - - -1 Max.Converg CLOUDpotent - - - -445 - - -96 - - 64 - - -5685 CLOUDpotentl sfcLCL - - - 2201 - - 3567 - - 4771 - - 6604 sfcLCL ODpotential - - - -4441 - - -1322 - - -793 - - -7050 ODpotential blCL - - - 6197 - - 4793 - - 5628 - - 7968 blCL maxRH - - - 95 - - 98 - - 82 - - 100 maxRH CAPE - - - 590 - - 760 - - 1000 - - 360 CAPE Temp@2m - - - 63.0 - - 68.4 - - 72.3 - - 73.6 Temp@2m DewPt@2m - - - 56.6 - - 55.9 - - 54.6 - - 48.1 DewPt@2m Temp@Bot - - - 62.4 - - 67.1 - - 71.3 - - 74.5 Temp@Bot DewPt@Bot - - - 55.5 - - 55.0 - - 53.9 - - 47.7 DewPt@bot Sfc.Heating - - - 94 - - 228 - - 164 - - -7 Sfc.Heating BL Depth - - - 900 - - 2615 - - 3979 - - 62 BL Depth EXPERIMENT - - - 78 - - 91 - - 30 - - 99 EXPERIMENT EXPERIMENT2 - - - 9 - - 9 - - 9 - - 7 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] 97623 14 108 15 138 5 306 3 076 97623 90242 10 111 10 106 11 182 3 085 90242 84571 7 097 5 153 11 167 1 065 84571 79845 9 117 5 172 10 150 3 078 79845 75757 8 107 4 177 4 180 6 313 75757 72147 3 096 1 273 2 273 6 283 72147 68868 4 252 11 275 13 293 10 279 68868 65834 11 297 12 257 16 283 13 281 65834 63022 21 304 13 275 17 277 20 283 63022 60308 22 288 15 264 23 261 27 241 60308 57466 16 253 20 269 15 257 19 271 57466 54511 20 271 30 283 36 287 35 285 54511 51704 39 270 50 266 49 270 40 275 51704 49192 40 264 50 250 48 258 40 266 49192 46951 37 263 35 239 43 255 40 266 46951 44931 36 263 25 248 38 259 44 274 44931 43099 31 265 40 278 41 267 51 275 43099 41426 39 279 56 278 51 269 58 265 41426 39889 59 277 70 276 57 269 58 256 39889 38464 67 272 75 275 63 271 53 257 38464 37132 67 269 70 276 65 271 50 267 37132 35849 64 269 63 274 64 269 52 272 35849 34542 61 272 59 270 59 267 52 273 34542 33179 58 275 57 263 53 265 53 274 33179 31764 55 273 60 254 50 262 53 274 31764 30285 52 269 52 253 49 256 48 272 30285 28732 50 266 42 251 43 249 41 260 28732 27104 45 265 38 242 40 248 36 258 27104 25400 37 263 32 245 38 244 36 271 25400 23619 33 262 29 259 37 250 38 274 23619 21763 34 263 30 265 33 264 35 269 21763 19824 34 258 28 264 31 273 31 278 19824 17799 28 242 30 265 28 271 28 281 17799 15730 25 240 35 263 26 276 22 282 15730 13732 21 241 39 253 24 276 18 280 13732 11913 17 251 38 243 21 265 17 268 11913 10293 15 262 37 241 24 256 20 246 10293 8850 15 268 36 240 23 253 23 237 8850 7567 15 269 34 242 22 252 22 228 7567 6425 14 266 27 247 19 242 19 222 6425 5412 14 263 20 238 16*227 17 210 5412 4517 15 259 14 195 12*210 15 209 4517 3725 15 261 16*167 11 203 14 208 3725 3015 15 258 16*163 10 202 13 207 3015 2387 14 206 16 162 10 201 12 206 2387 1863 16*186 15 161 10 201 11 206 1863 1460 15*179 15 161 9 201 10 205 1460 1183 15 178 14 161 9 200 8 205 1183 1015 14 177 13 161 8 201 7 204 1015 918 11 176 12 161 8 200 4*202 918 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