DrJack's BLIPSPOT for: MON 04/20 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 - - - 0654z - - 0955z - - 1001z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 44.8 - - 50.8 - - 55.2 - - 52.3 Temp@2m Sfc.Heating - - - 168 - - 394 - - 288 - - -12 Sfc.Heating BL Depth - - - 3594 - - 4405 - - 3611 - - 283 BL Depth Hcrit - - - 2967 - - 3931 - - 3201 - - 900 Hcrit BL Top - - - 4450 - - 5261 - - 4467 - - 1139 BL Top Hgt.Variab. - - - 921 - - 746 - - 900 - - 2694 Hgt.Variab. W* - - - 348 - - 488 - - 411 - - 31 W* B/S - - - 11 - - 9 - - 7 - - 1 B/S BL Wind - - - 6 - - 9 - - 10 - - 11 BL Wind Direction - - - 159 - - 207 - - 190 - - 179 Direction Wind Shear - - - 5 - - 2 - - 3 - - 3 Wind Shear Max.Converg - - - 4 - - 1 - - 2 - - -1 Max.Converg CLOUDpotent - - - -1626 - - -2182 - - -3445 - - -5473 CLOUDpotentl sfcLCL - - - 6076 - - 7443 - - 7913 - - 6612 sfcLCL ODpotential - - - -10552 - - -9974 - - -10382 - - -12386 ODpotential blCL - - - 15002 - - 15235 - - 14849 - - 13525 blCL maxRH - - - 62 - - 69 - - 70 - - 43 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 44.8 - - 50.8 - - 55.2 - - 52.3 Temp@2m DewPt@2m - - - 21.6 - - 21.5 - - 23.9 - - 27.0 DewPt@2m Temp@Bot - - - 43.8 - - 48.8 - - 53.5 - - 52.8 Temp@Bot DewPt@Bot - - - 20.4 - - 20.6 - - 23.1 - - 26.6 DewPt@bot Sfc.Heating - - - 168 - - 394 - - 288 - - -12 Sfc.Heating BL Depth - - - 3594 - - 4405 - - 3611 - - 283 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 2 - - 3 - - 3 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] 97118 23 246 29 221 30 245 26 249 97118 89757 27 267 27 254 27 260 28 269 89757 84107 30 261 26 251 26 245 32 260 84107 79427 24 258 32 238 33 242 32 249 79427 75408 15 279 25 263 23 256 20 265 75408 71856 21 253 24 267 25 273 18 299 71856 68631 20 288 11 261 21 263 21 290 68631 65658 33 295 17 301 22 271 25 299 65658 62902 30 272 24 298 22 280 31 292 62902 60227 23 283 31 297 28 292 33 299 60227 57424 31 296 35 291 35 296 37 303 57424 54508 40 313 37 295 42 296 42 302 54508 51719 51 313 44 303 46 298 48 299 51719 49199 59 306 52 305 50 301 52 293 49199 46936 63 302 55 307 50 306 52 292 46936 44878 63 303 57 309 53 311 51 298 44878 43000 60 306 56 304 60 309 51 309 43000 41290 56 310 51 308 60 306 59 314 41290 39737 57 321 58 318 57 310 64 314 39737 38313 69 330 61 321 66 315 67 317 38313 36980 79 332 64 324 73 319 73 318 36980 35691 79 336 66 321 79 321 77 317 35691 34377 77 336 70 315 80 322 77 317 34377 33010 78 331 72 316 81 320 77 318 33010 31590 77 327 74 321 80 318 77 318 31590 30102 72 322 76 324 77 316 74 317 30102 28536 65 321 74 323 71 316 70 315 28536 26895 60 320 70 321 66 315 67 314 26895 25180 53 318 66 320 61 315 64 314 25180 23392 49 318 63 320 56 316 58 316 23392 21528 47 316 59 320 53 313 55 318 21528 19583 48 312 53 319 50 309 51 317 19583 17551 47 313 46 319 47 308 48 313 17551 15480 45 312 43 317 39 310 45 308 15480 13487 42 311 41 312 35 311 42 303 13487 11676 38 310 39 309 37 311 38 297 11676 10065 35 311 34 309 37 299 32 286 10065 8631 30 313 28 312 38 292 31 287 8631 7355 23 314 20 309 31 298 24 275 7355 6225 15 318 9*274 22 290 18 263 6225 5230 6*316 9*215 10*234 18 238 5230 4360 2*201 9 211 10*200 20 209 4360 3597 4 159 9 209 10 195 21 192 3597 2918 7 158 10 206 10 191 20 187 2918 2318 7 156 10 204 10 189 18 185 2318 1818 7 157 10 203 10 185 17 183 1818 1434 7 156 9 201 10 184 16 181 1434 1169 7 156 9 201 10 183 14*181 1169 1009 7 156 9 201 10 182 13*180 1009 917 6 155 8 200 9 182 10 179 917 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