DrJack's BLIPSPOT for: WED 12/03 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 - - - - - - 31.5 - - 26.9 - - 21.1 Temp@2m Sfc.Heating - - - - - - 4 - - 3 - - -20 Sfc.Heating BL Depth - - - - - - 1138 - - 1462 - - 58 BL Depth Hcrit - - - - - - 899 - - 898 - - 898 Hcrit BL Top - - - - - - 1994 - - 2318 - - 914 BL Top Hgt.Variab. - - - - - - 1629 - - 1018 - - 2392 Hgt.Variab. W* - - - - - - 74 - - 73 - - 12 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 12 - - 16 - - 10 BL Wind Direction - - - - - - 323 - - 327 - - 325 Direction Wind Shear - - - - - - 6 - - 8 - - 0 Wind Shear Max.Converg - - - - - - 2 - - -3 - - 0 Max.Converg CLOUDpotent - - - - - - 509 - - 534 - - -748 CLOUDpotentl sfcLCL - - - - - - 1485 - - 1784 - - 1662 sfcLCL ODpotential - - - - - - 198 - - 90 - - -1235 ODpotential blCL - - - - - - 1796 - - 2228 - - 2149 blCL maxRH - - - - - - 101 - - 98 - - 99 maxRH CAPE - - - - - - 10 - - 0 - - 0 CAPE Temp@2m - - - - - - 31.5 - - 26.9 - - 21.1 Temp@2m DewPt@2m - - - - - - 28.5 - - 22.6 - - 17.4 DewPt@2m Temp@Bot - - - - - - 31.5 - - 27.0 - - 22.4 Temp@Bot DewPt@Bot - - - - - - 28.1 - - 22.1 - - 17.1 DewPt@bot Sfc.Heating - - - - - - 4 - - 3 - - -20 Sfc.Heating BL Depth - - - - - - 1138 - - 1462 - - 58 BL Depth EXPERIMENT - - - - - - 103 - - 92 - - 94 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 2 - - 2 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] 96262 8 250 13 300 6 294 96262 89168 5 293 10 333 3 311 89168 83640 3 205 10 304 6 290 83640 78988 5 273 11 280 15 274 78988 74960 9 288 11 254 19 266 74960 71390 18 286 15 280 22 282 71390 68142 24 280 23 272 26 283 68142 65134 27 267 25 271 26 281 65134 62327 28 258 33 267 34 284 62327 59598 32 257 41 266 38 275 59598 56743 37 263 44 254 44 269 56743 53781 51 263 48 258 59 260 53781 50951 57 252 58 250 61 259 50951 48396 62 254 63 251 63 263 48396 46109 73 257 71 258 71 260 46109 44049 85 250 82 259 78 258 44049 42170 87 245 91 253 85 259 42170 40436 89 250 92 248 90 259 40436 38825 100 254 90 251 94 259 38825 37325 111 248 100 256 100 258 37325 35931 116 245 109 257 111 259 35931 34604 120 248 118 257 122 260 34604 33267 125 250 127 256 129 259 33267 31891 122 248 124 255 124 258 31891 30482 117 247 121 255 117 258 30482 29027 111 248 117 254 116 259 29027 27503 107 249 111 254 116 258 27503 25903 103 250 107 254 111 264 25903 24229 94 252 104 254 103 262 24229 22486 87 254 93 260 86 260 22486 20676 76 255 77 258 75 262 20676 18791 67 259 68 256 67 265 18791 16823 57 258 60 258 63 267 16823 14814 53 259 52 263 57 271 14814 12880 48 263 48 264 53 273 12880 11129 40 258 43 266 44 274 11129 9581 40 257 39 263 34 272 9581 8212 40 263 37 266 29 283 8212 7001 36 269 28 279 26 295 7001 5931 29 276 22 293 25 306 5931 4987 24 288 18 312 24 312 4987 4159 18 293 16 334 21 319 4159 3435 12 319 17 335 22 332 3435 2795 14 323 18*331 24 334 2795 2232 14*324 18*329 24 332 2232 1762 14*324 17 328 23 331 1762 1401 14 323 17 327 21 328 1401 1152 13 323 15 326 17 327 1152 1001 11 323 13 326 15 326 1001 914 8 322 10 325 10*325 914 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