DrJack's BLIPSPOT for: FRI 02/20 Silvercreek_IL 595ft pt32094@38.850,-89.766,540ft SPONSORED BY: Barry Marcus BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 37.0 - - 43.3 - - 37.8 Temp@2m Sfc.Heating - - - - - - 292 - - 215 - - -16 Sfc.Heating BL Depth - - - - - - 2543 - - 2956 - - 16 BL Depth Hcrit - - - - - - 2149 - - 2331 - - 555 Hcrit BL Top - - - - - - 3138 - - 3551 - - 573 BL Top Hgt.Variab. - - - - - - 598 - - 687 - - 3176 Hgt.Variab. W* - - - - - - 369 - - 348 - - 6 W* B/S - - - - - - 3 - - 3 - - 0 B/S BL Wind - - - - - - 24 - - 19 - - 5 BL Wind Direction - - - - - - 273 - - 281 - - 296 Direction Wind Shear - - - - - - 9 - - 7 - - 0 Wind Shear Max.Converg - - - - - - -6 - - 0 - - 0 Max.Converg CLOUDpotent - - - - - - -651 - - -2415 - - -4483 CLOUDpotentl sfcLCL - - - - - - 3789 - - 5966 - - 5057 sfcLCL ODpotential - - - - - - -11569 - - -10620 - - -13868 ODpotential blCL - - - - - - 14707 - - 14171 - - 14441 blCL maxRH - - - - - - 76 - - 60 - - 51 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 37.0 - - 43.3 - - 37.8 Temp@2m DewPt@2m - - - - - - 22.4 - - 19.1 - - 17.9 DewPt@2m Temp@Bot - - - - - - 36.0 - - 42.4 - - 39.6 Temp@Bot DewPt@Bot - - - - - - 21.3 - - 18.7 - - 17.4 DewPt@bot Sfc.Heating - - - - - - 292 - - 215 - - -16 Sfc.Heating BL Depth - - - - - - 2543 - - 2956 - - 16 BL Depth EXPERIMENT - - - - - - 3 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 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] 96758 22 109 24 068 28 088 96758 89614 21 103 22 097 19 087 89614 84052 22 083 20 115 13 099 84052 79393 15 081 14 116 13 097 79393 75349 11 096 9 115 8 097 75349 71764 9 074 8 122 5 142 71764 68520 4 106 4 206 3 226 68520 65540 7 142 8 202 10 214 65540 62781 6 221 10 224 10 247 62781 60099 20 239 19 224 22 241 60099 57282 20 238 27 260 25 256 57282 54337 36 241 38 247 38 251 54337 51532 47 238 56 253 56 251 51532 49016 61 250 74 249 58 251 49016 46754 77 251 76 244 59 257 46754 44691 82 253 75 248 65 260 44691 42797 96 258 79 256 82 263 42797 41052 117 257 105 257 97 262 41052 39432 134 252 131 252 107 257 39432 37923 141 248 139 249 115 253 37923 36515 143 247 142 249 131 252 36515 35169 145 248 149 248 143 249 35169 33815 148 250 156 247 141 248 33815 32422 152 250 153 247 133 250 32422 30990 154 250 144 249 132 252 30990 29500 152 251 140 251 132 251 29500 27934 142 253 141 251 132 249 27934 26290 134 251 134 251 130 250 26290 24568 125 250 113 251 123 252 24568 22778 111 256 105 251 103 253 22778 20925 96 258 93 252 89 255 20925 19000 89 257 90 252 84 255 19000 16988 92 257 90 255 81 253 16988 14932 85 261 76 262 72 261 14932 12950 72 265 60 265 54 266 12950 11150 66 267 55 263 48 265 11150 9550 64 272 56 263 48 265 9550 8129 51 271 51 267 48 271 8129 6869 42 271 45 270 42 276 6869 5756 41 274 40 272 36 281 5756 4781 37 283 32 277 29 285 4781 3932 33 286 21*281 19 286 3932 3189 26*276 20*281 16 289 3189 2526 26*274 20 281 15 293 2526 1940 25 274 20 281 15 295 1940 1451 25 273 19 281 14 297 1451 1076 24 273 19 281 13 299 1076 817 23 273 18 281 11 298 817 661 21 273 17 280 9*298 661 572 17 272 14 281 5*296 572 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