DrJack's BLIPSPOT for: TUE 12/02 Ames_IA 955ft pt37194@41.911,-93.594,951ft SPONSORED BY: Silent Knights Glider Club BLIPSPOT sfc.temp. adjusted by +0.0 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 - - - - - - 17.8 - - 24.1 - - 22.3 Temp@2m Sfc.Heating - - - - - - 39 - - 4 - - -31 Sfc.Heating BL Depth - - - - - - 534 - - 229 - - 47 BL Depth Hcrit - - - - - - 985 - - 986 - - 986 Hcrit BL Top - - - - - - 1489 - - 1184 - - 1002 BL Top Hgt.Variab. - - - - - - 161 - - 728 - - 898 Hgt.Variab. W* - - - - - - 112 - - 41 - - 0 W* B/S - - - - - - 4 - - 1 - - 0 B/S BL Wind - - - - - - 5 - - 9 - - 10 BL Wind Direction - - - - - - 206 - - 170 - - 182 Direction Wind Shear - - - - - - 2 - - 2 - - 0 Wind Shear Max.Converg - - - - - - 0 - - 1 - - 0 Max.Converg CLOUDpotent - - - - - - 227 - - -372 - - -296 CLOUDpotentl sfcLCL - - - - - - 1262 - - 1556 - - 1298 sfcLCL ODpotential - - - - - - 80 - - -11174 - - -11838 ODpotential blCL - - - - - - 1409 - - 12358 - - 12840 blCL maxRH - - - - - - 100 - - 92 - - 93 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 17.8 - - 24.1 - - 22.3 Temp@2m DewPt@2m - - - - - - 16.1 - - 21.1 - - 20.4 DewPt@2m Temp@Bot - - - - - - 17.5 - - 24.1 - - 24.7 Temp@Bot DewPt@Bot - - - - - - 15.8 - - 20.9 - - 21.9 DewPt@bot Sfc.Heating - - - - - - 39 - - 4 - - -31 Sfc.Heating BL Depth - - - - - - 534 - - 229 - - 47 BL Depth EXPERIMENT - - - - - - 99 - - 69 - - 72 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] 96408 16 085 10 040 6 065 96408 89219 10 077 10 023 10 028 89219 83659 15 026 6 039 7 003 83659 79016 13 328 4 327 9 317 79016 74992 9 306 11 282 16 305 74992 71427 17 293 13 280 19 294 71427 68188 15 270 18 278 20 277 68188 65185 14 294 19 285 17 288 65185 62390 22 302 22 283 25 286 62390 59690 28 289 25 278 28 279 59690 56870 32 293 27 290 29 274 56870 53937 38 287 37 291 36 278 53937 51139 40 276 43 280 44 274 51139 48623 39 272 41 277 47 270 48623 46369 36 276 41 279 47 272 46369 44318 42 290 46 280 55 270 44318 42441 53 290 54 281 58 265 42441 40718 60 286 58 282 63 270 40718 39131 65 284 69 273 65 278 39131 37663 71 279 66 270 86 282 37663 36303 68 273 73 277 98 278 36303 35006 59 280 78 278 100 277 35006 33697 67 291 82 277 95 273 33697 32344 74 288 85 277 85 272 32344 30944 73 285 84 279 85 276 30944 29479 67 287 79 283 87 277 29479 27936 65 288 72 285 79 278 27936 26322 61 283 65 283 71 279 26322 24635 54 281 64 286 63 274 24635 22873 45 289 51 282 58 276 22873 21038 42 289 44 278 54 280 21038 19128 40 291 39 272 47 279 19128 17142 40 294 36 278 39 273 17142 15120 37 292 31 287 35 276 15120 13176 32 296 30 278 30 274 13176 11410 23 301 31 277 32 277 11410 9846 21 300 30 279 32 279 9846 8461 23 296 28 275 34 273 8461 7233 24 293 28 271 33 267 7233 6145 23 292 29 269 35 264 6145 5183 21 291 27 260 39 257 5183 4334 19 282 26 252 39 249 4334 3585 19 268 24 246 38 243 3585 2918 20 266 25 240 38 230 2918 2335 18 260 21 227 37 214 2335 1855 12*244 16 195 29 197 1855 1491 6*212 12 175 25 190 1491 1241 6 205 11*173 20 185 1241 1089 5 204 10*171 17 184 1089 1002 4 202 8 169 10*182 1002 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