DrJack's BLIPSPOT for: THU 04/02 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 - - - - - - 0953z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 72.9 - - 67.1 - - 67.6 Temp@2m Sfc.Heating - - - - - - -12 - - -32 - - -51 Sfc.Heating BL Depth - - - - - - 2343 - - 16 - - 16 BL Depth Hcrit - - - - - - 558 - - 557 - - 557 Hcrit BL Top - - - - - - 2938 - - 575 - - 575 BL Top Hgt.Variab. - - - - - - 2731 - - 2632 - - 2500 Hgt.Variab. W* - - - - - - 174 - - 18 - - 15 W* B/S - - - - - - 1 - - 0 - - 0 B/S BL Wind - - - - - - 36 - - 16 - - 14 BL Wind Direction - - - - - - 196 - - 202 - - 193 Direction Wind Shear - - - - - - 23 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 12 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - 505 - - -244 - - -258 CLOUDpotentl sfcLCL - - - - - - 2433 - - 819 - - 833 sfcLCL ODpotential - - - - - - -888 - - -984 - - -1543 ODpotential blCL - - - - - - 3826 - - 1559 - - 2118 blCL maxRH - - - - - - 99 - - 100 - - 92 maxRH CAPE - - - - - - 640 - - 780 - - 1160 CAPE Temp@2m - - - - - - 72.9 - - 67.1 - - 67.6 Temp@2m DewPt@2m - - - - - - 63.8 - - 65.0 - - 65.4 DewPt@2m Temp@Bot - - - - - - 73.3 - - 68.1 - - 69.2 Temp@Bot DewPt@Bot - - - - - - 62.5 - - 64.7 - - 65.2 DewPt@bot Sfc.Heating - - - - - - -12 - - -32 - - -51 Sfc.Heating BL Depth - - - - - - 2343 - - 16 - - 16 BL Depth EXPERIMENT - - - - - - 96 - - 99 - - 69 EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 13 - - 14 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] 96727 25 249 29 262 34 260 96727 89503 22 255 29 267 26 263 89503 83930 18 257 19 261 21 282 83930 79311 8 270 11 251 17 289 79311 75370 6 304 6 279 9 272 75370 71895 10 289 11 310 8 341 71895 68733 14 288 17 305 14 328 68733 65813 15 288 13 282 14 304 65813 63088 15 293 13 271 14 273 63088 60429 19 278 18 268 16 279 60429 57648 21 260 23 267 20 280 57648 54763 27 250 26 259 27 274 54763 52013 36 239 32 255 27 263 52013 49544 38 238 36 252 34 263 49544 47344 47 240 43 251 39 248 47344 45375 70 223 53 234 44 238 45375 43594 71 215 75 215 44 235 43594 41948 70 217 86 210 46 236 41948 40407 68 211 84 207 50 234 40407 38956 69 206 81 202 62 226 38956 37586 64 203 83 200 71 221 37586 36260 63 204 84 205 77 218 36260 34909 61 205 86 209 80 215 34909 33501 58 208 87 215 80 214 33501 32040 56 210 86 217 72 220 32040 30513 56 214 85 217 65 228 30513 28908 57 215 82 216 60 230 28908 27224 56 213 73 212 56 230 27224 25463 56 213 61 211 51 234 25463 23630 56 213 54 212 51 236 23630 21728 56 214 50 219 51 233 21728 19750 59 216 50 220 51 233 19750 17686 58 218 53 224 51 231 17686 15577 55 220 51 227 49 230 15577 13544 53 217 50 226 45 234 13544 11695 53 215 50 224 44 239 11695 10050 54 219 51 223 47 243 10050 8584 57 221 51 225 47 241 8584 7278 58 217 52 224 46 238 7278 6119 55 210 53 219 44 235 6119 5092 51 203 53 213 44 227 5092 4187 47 199 50 208 46 219 4187 3389 45*198 46 206 44 212 3389 2675 43*197 43 207 42 208 2675 2045 41 197 41 208 39 204 2045 1519 38 196 36 206 34 200 1519 1116 35 196 32 204 29 197 1116 839 31 195 27 203 24 195 839 670 27 195 24*202 21*194 670 574 21 195 16*202 14*193 574 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