DrJack's BLIPSPOT for: THU 05/01 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 - - - - - - 52.1 - - 52.9 - - 55.5 Temp@2m Sfc.Heating - - - - - - 59 - - 14 - - 0 Sfc.Heating BL Depth - - - - - - 1008 - - 1086 - - 797 BL Depth Hcrit - - - - - - 901 - - 900 - - 900 Hcrit BL Top - - - - - - 1864 - - 1942 - - 1653 BL Top Hgt.Variab. - - - - - - 1028 - - 1053 - - 1094 Hgt.Variab. W* - - - - - - 165 - - 110 - - 59 W* B/S - - - - - - 3 - - 2 - - 1 B/S BL Wind - - - - - - 10 - - 11 - - 11 BL Wind Direction - - - - - - 326 - - 294 - - 297 Direction Wind Shear - - - - - - 3 - - 5 - - 5 Wind Shear Max.Converg - - - - - - 1 - - -1 - - -2 Max.Converg CLOUDpotent - - - - - - 783 - - 840 - - 362 CLOUDpotentl sfcLCL - - - - - - 1081 - - 1102 - - 1291 sfcLCL ODpotential - - - - - - 439 - - 344 - - -1334 ODpotential blCL - - - - - - 1425 - - 1598 - - 2987 blCL maxRH - - - - - - 100 - - 100 - - 95 maxRH CAPE - - - - - - 20 - - 10 - - 0 CAPE Temp@2m - - - - - - 52.1 - - 52.9 - - 55.5 Temp@2m DewPt@2m - - - - - - 50.2 - - 50.9 - - 52.8 DewPt@2m Temp@Bot - - - - - - 51.5 - - 53.0 - - 55.6 Temp@Bot DewPt@Bot - - - - - - 49.4 - - 50.4 - - 52.2 DewPt@bot Sfc.Heating - - - - - - 59 - - 14 - - 0 Sfc.Heating BL Depth - - - - - - 1008 - - 1086 - - 797 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 79 EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 8 - - 8 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] 97653 5 235 3 088 7 027 97653 90267 3 161 2 093 2 243 90267 84589 6 121 2 142 4 221 84589 79876 7 133 5 189 2 114 79876 75824 5 134 9 181 4 062 75824 72245 6 155 8 191 3 335 72245 68990 6 181 9 204 5 231 68990 65982 9 215 7 207 8 229 65982 63188 11 227 9 232 13 219 63188 60479 14 239 12 235 14 203 60479 57651 17 246 18 247 18 230 57651 54703 21 239 22 233 23 228 54703 51878 23 226 22 232 27 239 51878 49337 30 226 33 231 30 235 49337 47061 37 232 40 228 32 242 47061 44994 48 219 47 222 43 241 44994 43106 51 197 52 213 54 227 43106 41369 62 199 52 205 52 215 41369 39764 90 198 66 205 53 217 39764 38281 107 189 76 198 54 215 38281 36896 112 188 69 195 48 215 36896 35566 107 193 64 203 47 222 35566 34231 96 190 61 205 50 227 34231 32864 89 189 52 206 44 224 32864 31457 84 192 41 217 37 234 31457 29990 76 195 39 231 41 248 29990 28448 68 193 35 229 41 253 28448 26828 62 194 32 224 41 248 26828 25129 44 212 30 228 39 248 25129 23351 32 240 25 249 35 254 23351 21497 25 249 26 252 34 257 21497 19561 21 249 32 248 38 259 19561 17538 22 248 30 256 35 261 17538 15474 25 253 28 270 32 256 15474 13486 28 265 29 278 30 258 13486 11680 29 265 28 272 28 262 11680 10075 32 259 29 265 28 267 10075 8653 27 258 28 263 29 274 8653 7389 22 270 26 266 30 274 7389 6266 21 291 23 272 29 271 6266 5273 20 305 23 271 29 270 5273 4401 19 309 21 269 28 271 4401 3632 17 299 19 276 27 274 3632 2943 12 310 15 287 25 277 2943 2335 11*324 14*293 21 282 2335 1828 11*325 13*294 15*292 1828 1440 11 326 12 294 13*296 1440 1172 10 326 11 294 12 297 1172 1010 10 326 10 294 10 298 1010 917 8 326 8 294 8 298 917 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