DrJack's BLIPSPOT for: FRI 04/26 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 - - 1332z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 52.2 - - 53.6 - - 50.8 - - 55.0 Temp@2m Sfc.Heating - - - 195 - - 8 - - 6 - - -29 Sfc.Heating BL Depth - - - 1453 - - 1690 - - 624 - - 61 BL Depth Hcrit - - - 1486 - - 900 - - 900 - - 901 Hcrit BL Top - - - 2309 - - 2546 - - 1480 - - 917 BL Top Hgt.Variab. - - - 582 - - 836 - - 1216 - - 1286 Hgt.Variab. W* - - - 268 - - 116 - - 74 - - 15 W* B/S - - - 2 - - 1 - - 1 - - 0 B/S BL Wind - - - 21 - - 27 - - 21 - - 14 BL Wind Direction - - - 136 - - 141 - - 140 - - 131 Direction Wind Shear - - - 8 - - 16 - - 11 - - 0 Wind Shear Max.Converg - - - 0 - - -7 - - 1 - - 0 Max.Converg CLOUDpotent - - - -2585 - - -756 - - 383 - - 0 CLOUDpotentl sfcLCL - - - 4894 - - 3302 - - 1097 - - 917 sfcLCL ODpotential - - - -13060 - - -9856 - - -59 - - -6354 ODpotential blCL - - - 15369 - - 12402 - - 1539 - - 7271 blCL maxRH - - - 84 - - 100 - - 100 - - 100 maxRH CAPE - - - 0 - - 30 - - 20 - - 770 CAPE Temp@2m - - - 52.2 - - 53.6 - - 50.8 - - 55.0 Temp@2m DewPt@2m - - - 34.2 - - 42.4 - - 49.1 - - 54.0 DewPt@2m Temp@Bot - - - 51.3 - - 53.8 - - 50.9 - - 56.1 Temp@Bot DewPt@Bot - - - 33.6 - - 41.9 - - 48.7 - - 54.0 DewPt@bot Sfc.Heating - - - 195 - - 8 - - 6 - - -29 Sfc.Heating BL Depth - - - 1453 - - 1690 - - 624 - - 61 BL Depth EXPERIMENT - - - 38 - - 101 - - 101 - - 101 EXPERIMENT EXPERIMENT2 - - - 4 - - 6 - - 7 - - 9 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] 97678 28 257 23 269 20 270 24 279 97678 90276 17 259 17 250 24 263 20 295 90276 84632 12 265 14 253 17 271 17 279 84632 79960 11 267 10 287 13 287 10 297 79960 75933 15 319 11 309 13 300 17 331 75933 72398 17 317 14 314 14 287 18 313 72398 69212 21 298 22 318 17 316 17 298 69212 66265 28 300 32 309 31 323 20 302 66265 63513 37 302 37 296 37 303 31 302 63513 60839 45 293 40 290 41 293 41 304 60839 58039 50 288 47 289 47 290 46 289 58039 55117 54 290 57 285 51 280 49 269 55117 52307 60 285 62 275 55 267 47 260 52307 49757 60 278 61 263 50 256 41 266 49757 47451 51 264 46 263 44 248 51 262 47451 45371 40 283 48 272 53 246 54 243 45371 43513 50 278 51 260 50 236 43 234 43513 41824 48 251 45 248 51 228 39 238 41824 40265 45 254 36 245 55 218 71 228 40265 38829 43 250 35 238 49 205 89 226 38829 37488 42 250 47 228 45 207 72 222 37488 36188 45 250 46 223 46 211 64 218 36188 34859 45 250 42 217 47 212 65 216 34859 33474 48 251 37 218 44 212 61 213 33474 32036 53 251 33 216 41 212 59 212 32036 30530 50 250 30 214 39 212 58 212 30530 28944 38 252 31 213 41 210 58 213 28944 27277 29 262 35 220 43 207 59 214 27277 25530 28 263 38 227 46 204 57 211 25530 23706 26 262 39 229 46 205 53 208 23706 21812 26 261 39 228 45 208 46 211 21812 19842 26 260 37 230 42 213 37 208 19842 17796 26 215 35 230 41 223 27 200 17796 15713 31 217 35 223 39 235 26 207 15713 13704 27 224 40 213 36 245 33 205 13704 11872 22 218 38 213 34 252 38 216 11872 10241 20 206 25 201 31 251 44 225 10241 8789 21 167 28 181 25 239 50 227 8789 7496 27 174 32 175 28 221 53 220 7496 6347 28 170 38 181 38 216 50 210 6347 5330 32 163 40 176 41 204 49 199 5330 4438 36 158 41 162 41 186 52 187 4438 3653 39 154 41 151 40 166 51 178 3653 2955 37 148 37*145 36 154 46 166 2955 2341 31*144 32*142 31 145 40 151 2341 1832 24*137 30 141 28*142 35 144 1832 1441 22 136 28 141 25*141 29 138 1441 1173 21 136 25 140 22 140 24 134 1173 1010 19 136 22 140 19 140 20 133 1010 917 15 135 17 140 14 139 14*131 917 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