DrJack's BLIPSPOT for: THU 03/12 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 - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 41.5 - - 44.5 - - 41.4 Temp@2m Sfc.Heating - - - - - - 230 - - 82 - - -29 Sfc.Heating BL Depth - - - - - - 3256 - - 3539 - - 60 BL Depth Hcrit - - - - - - 2863 - - 2423 - - 900 Hcrit BL Top - - - - - - 4112 - - 4395 - - 916 BL Top Hgt.Variab. - - - - - - 1197 - - 2338 - - 4141 Hgt.Variab. W* - - - - - - 374 - - 271 - - 15 W* B/S - - - - - - 6 - - 3 - - 0 B/S BL Wind - - - - - - 12 - - 17 - - 15 BL Wind Direction - - - - - - 257 - - 211 - - 176 Direction Wind Shear - - - - - - 4 - - 7 - - 0 Wind Shear Max.Converg - - - - - - -1 - - -9 - - -1 Max.Converg CLOUDpotent - - - - - - 15 - - -1536 - - -2239 CLOUDpotentl sfcLCL - - - - - - 4097 - - 5932 - - 3155 sfcLCL ODpotential - - - - - - -2187 - - -3218 - - -3022 ODpotential blCL - - - - - - 6299 - - 7613 - - 3938 blCL maxRH - - - - - - 75 - - 100 - - 99 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 41.5 - - 44.5 - - 41.4 Temp@2m DewPt@2m - - - - - - 26.9 - - 21.7 - - 30.9 DewPt@2m Temp@Bot - - - - - - 40.2 - - 44.1 - - 42.2 Temp@Bot DewPt@Bot - - - - - - 25.8 - - 20.9 - - 30.7 DewPt@bot Sfc.Heating - - - - - - 230 - - 82 - - -29 Sfc.Heating BL Depth - - - - - - 3256 - - 3539 - - 60 BL Depth EXPERIMENT - - - - - - 0 - - 101 - - 98 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 2 - - 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] 96240 7 077 5 016 5 260 96240 89103 5 096 3 240 5 047 89103 83551 5 161 3 134 5 288 83551 78926 8 208 6 063 2 104 78926 74917 14 230 8 292 5 342 74917 71345 15 233 13 243 12 273 71345 68101 22 245 21 271 20 281 68101 65111 23 239 23 260 24 270 65111 62332 17 266 24 279 23 275 62332 59618 32 276 33 281 26 293 59618 56770 39 270 41 281 43 288 56770 53793 45 269 46 273 42 284 53793 50916 48 261 41 262 55 280 50916 48323 43 266 47 278 69 274 48323 46020 49 276 57 276 64 269 46020 43939 60 272 60 275 63 279 43939 42047 57 268 61 282 68 282 42047 40327 59 274 68 290 72 295 40327 38740 67 278 76 290 83 296 38740 37265 67 280 75 293 88 290 37265 35891 59 288 78 301 92 293 35891 34578 67 303 89 309 107 297 34578 33263 93 308 112 311 125 297 33263 31914 105 309 137 311 138 296 31914 30522 111 305 141 311 144 298 30522 29068 113 301 118 308 132 300 29068 27546 115 302 105 298 110 297 27546 25961 116 301 101 293 94 295 25961 24308 113 306 84 294 81 295 24308 22585 94 309 80 290 67 296 22585 20790 77 309 68 289 58 292 20790 18917 70 312 52 301 53 288 18917 16960 68 310 49 283 52 284 16960 14957 68 305 53 280 55 281 14957 13023 52 298 54 279 61 275 13023 11270 43 291 45 275 65 260 11270 9727 34 288 31 264 62 241 9727 8362 27 292 29 251 50 230 8362 7148 23 294 26 240 46 226 7148 6069 22 289 25 234 43 220 6069 5116 19 281 21*221 39 209 5116 4278 15*267 19*214 36 199 4278 3538 13*260 19 212 34 193 3538 2875 13 257 18 211 32 187 2875 2289 13 257 18 210 30 184 2289 1799 12 256 17 210 28 181 1799 1422 12 255 16 209 26 179 1422 1164 11 255 16 209 23 177 1164 1006 11 255 14 209 20 177 1006 916 10 255 12 209 15*176 916 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