DrJack's BLIPSPOT for: WED 04/01 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 - - - 0654z - - 0703z - - 1002z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 36.4 - - 40.9 - - 40.7 - - 37.4 Temp@2m Sfc.Heating - - - 95 - - 187 - - 75 - - 6 Sfc.Heating BL Depth - - - 1458 - - 2061 - - 1876 - - 1084 BL Depth Hcrit - - - 899 - - 1912 - - 899 - - 899 Hcrit BL Top - - - 2314 - - 2917 - - 2732 - - 1940 BL Top Hgt.Variab. - - - 338 - - 372 - - 565 - - 975 Hgt.Variab. W* - - - 215 - - 300 - - 216 - - 85 W* B/S - - - 2 - - 3 - - 2 - - 1 B/S BL Wind - - - 22 - - 19 - - 19 - - 23 BL Wind Direction - - - 056 - - 070 - - 076 - - 082 Direction Wind Shear - - - 9 - - 6 - - 7 - - 12 Wind Shear Max.Converg - - - -3 - - 2 - - 2 - - 2 Max.Converg CLOUDpotent - - - 603 - - 923 - - 867 - - 395 CLOUDpotentl sfcLCL - - - 1711 - - 1994 - - 1865 - - 1545 sfcLCL ODpotential - - - 73 - - 754 - - 564 - - 44 ODpotential blCL - - - 2241 - - 2163 - - 2168 - - 1896 blCL maxRH - - - 95 - - 100 - - 100 - - 100 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 36.4 - - 40.9 - - 40.7 - - 37.4 Temp@2m DewPt@2m - - - 32.5 - - 35.7 - - 36.1 - - 34.1 DewPt@2m Temp@Bot - - - 36.0 - - 40.0 - - 40.3 - - 37.4 Temp@Bot DewPt@Bot - - - 31.4 - - 34.6 - - 35.2 - - 33.7 DewPt@bot Sfc.Heating - - - 95 - - 187 - - 75 - - 6 Sfc.Heating BL Depth - - - 1458 - - 2061 - - 1876 - - 1084 BL Depth EXPERIMENT - - - 80 - - 101 - - 102 - - 101 EXPERIMENT EXPERIMENT2 - - - 4 - - 4 - - 4 - - 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] 96505 21 246 22 263 16 246 25 251 96505 89223 11 263 14 245 19 252 17 265 89223 83667 7 228 16 257 16 249 13 268 83667 79076 4 240 16 269 12 269 12 270 79076 75110 7 287 15 261 13 285 14 287 75110 71604 8 292 17 262 19 283 17 300 71604 68425 15 267 19 270 21 291 21 291 68425 65492 22 270 22 276 27 278 23 290 65492 62750 30 271 31 271 35 270 29 294 62750 60078 28 262 30 261 36 257 36 281 60078 57286 31 279 31 269 35 262 39 274 57286 54392 42 273 40 274 42 261 41 265 54392 51632 40 262 47 266 36 265 40 270 51632 49156 47 266 45 263 48 278 50 271 49156 46955 49 265 54 270 54 264 50 268 46955 44990 54 270 55 264 53 264 53 271 44990 43230 65 265 56 262 68 274 66 274 43230 41631 64 259 64 270 81 272 83 268 41631 40141 67 260 76 278 83 273 78 266 40141 38730 73 256 85 278 83 271 80 265 38730 37390 70 259 74 271 79 269 77 263 37390 36085 64 261 70 270 77 263 73 265 36085 34751 59 259 65 269 78 256 70 265 34751 33360 57 257 63 260 76 252 68 262 33360 31915 59 254 62 252 68 255 66 254 31915 30402 59 251 58 247 61 258 60 248 30402 28811 54 250 57 244 51 258 52 247 28811 27139 47 253 60 241 47 252 51 241 27139 25386 45 256 58 243 46 254 49 235 25386 23557 50 255 53 248 45 253 47 240 23557 21653 55 256 49 251 43 253 44 251 21653 19671 52 262 44 257 41 258 44 259 19671 17610 49 271 41 270 35 252 41 261 17610 15514 41 277 34 274 26 251 31 262 15514 13496 24 276 24 269 15 240 24 229 13496 11659 14 255 13 244 12 203 29 219 11659 10023 8 236 10 229 13 166 29 219 10023 8575 3 263 8 205 14 151 18 207 8575 7296 9 343 7 160 12 152 14 167 7296 6162 8 348 6 140 11 159 16 150 6162 5162 4 098 8 158 11 153 17 133 5162 4287 10 120 10 127 17 128 24 128 4287 3526 17 100 20*081 22 099 31 110 3526 2857 25*068 20*072 21*079 32 094 2857 2274 24*058 19 071 21*077 29*085 2274 1789 23 056 19 070 20 076 27*083 1789 1417 23 056 19 070 20 075 25 082 1417 1160 21 056 18 069 19 075 22 082 1160 1005 19 055 17 069 17 074 19 081 1005 916 15 055 14 069 14 074 15 081 916 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