DrJack's BLIPSPOT for: SAT 02/21 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 - - - - - - 20.5 - - 22.1 - - 19.2 Temp@2m Sfc.Heating - - - - - - 91 - - 55 - - -26 Sfc.Heating BL Depth - - - - - - 1529 - - 2225 - - 47 BL Depth Hcrit - - - - - - 985 - - 985 - - 985 Hcrit BL Top - - - - - - 2484 - - 3180 - - 1002 BL Top Hgt.Variab. - - - - - - 729 - - 682 - - 3224 Hgt.Variab. W* - - - - - - 213 - - 205 - - 10 W* B/S - - - - - - 3 - - 2 - - 0 B/S BL Wind - - - - - - 12 - - 18 - - 7 BL Wind Direction - - - - - - 321 - - 310 - - 315 Direction Wind Shear - - - - - - 4 - - 7 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -3 - - 0 Max.Converg CLOUDpotent - - - - - - 43 - - 554 - - -1339 CLOUDpotentl sfcLCL - - - - - - 2441 - - 2626 - - 2341 sfcLCL ODpotential - - - - - - -7471 - - -128 - - -2827 ODpotential blCL - - - - - - 9955 - - 3308 - - 3829 blCL maxRH - - - - - - 89 - - 94 - - 82 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 20.5 - - 22.1 - - 19.2 Temp@2m DewPt@2m - - - - - - 13.8 - - 14.6 - - 13.1 DewPt@2m Temp@Bot - - - - - - 19.8 - - 21.8 - - 21.9 Temp@Bot DewPt@Bot - - - - - - 12.8 - - 13.5 - - 12.7 DewPt@bot Sfc.Heating - - - - - - 91 - - 55 - - -26 Sfc.Heating BL Depth - - - - - - 1529 - - 2225 - - 47 BL Depth EXPERIMENT - - - - - - 57 - - 76 - - 28 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] 96976 32 103 31 096 23 103 96976 89770 31 101 20 095 21 091 89770 84158 20 090 14 094 12 089 84158 79489 12 116 7 096 11 072 79489 75448 15 116 3 141 7 036 75448 71859 5 080 2 107 9 352 71859 68598 1 205 1 271 8 310 68598 65591 3 293 5 311 7 306 65591 62799 8 290 10 302 12 278 62799 60089 19 290 11 302 12 290 60089 57230 32 274 25 283 27 280 57230 54227 31 271 29 261 31 270 54227 51342 35 267 30 265 31 267 51342 48731 36 264 32 268 33 273 48731 46383 39 264 37 269 41 273 46383 44258 44 264 49 266 41 273 44258 42317 55 264 51 262 44 276 42317 40527 59 253 48 261 45 278 40527 38868 51 249 45 262 52 276 38868 37324 46 260 48 267 52 273 37324 35880 52 265 53 263 47 271 35880 34494 58 257 51 256 43 272 34494 33101 57 248 43 260 41 272 33101 31673 48 241 42 265 39 272 31673 30217 40 249 46 266 37 278 30217 28719 38 255 46 261 36 278 28719 27168 24 253 38 249 31 272 27168 25567 13 250 29 232 22 264 25567 23918 10 214 24 216 14 240 23918 22216 10 230 19 217 9 209 22216 20458 11 245 20 234 9 268 20458 18630 15 246 22 243 18 283 18630 16720 19 251 21 269 20 296 16720 14765 19 253 21 292 29 317 14765 12875 13 268 23 299 29 318 12875 11150 14 306 22 304 25 311 11150 9618 15 310 22 303 26 312 9618 8259 17 308 21 301 27 318 8259 7057 18 297 21 304 29 318 7057 5993 19 291 23 313 31 316 5993 5058 19 294 23 315 31 315 5058 4244 19 306 22 315 29 315 4244 3528 19 320 20*310 27 318 3528 2889 18*322 19*310 24 321 2889 2323 13*321 19 310 23 322 2323 1851 12 321 18 310 21 323 1851 1488 12 321 17 311 19 322 1488 1239 11 322 16 310 16 320 1239 1088 11 322 15 310 13*319 1088 1002 9 322 12 310 7*315 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