DrJack's BLIPSPOT for: MON 09/28 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0952z - - 1000z - - 1555z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - - - - 66.9 - - 68.8 - - 66.2 Temp@2m Sfc.Heating - - - - - - 79 - - 14 - - -5 Sfc.Heating BL Depth - - - - - - 1580 - - 2900 - - 50 BL Depth Hcrit - - - - - - 989 - - 989 - - 989 Hcrit BL Top - - - - - - 2535 - - 3855 - - 1005 BL Top Hgt.Variab. - - - - - - 1589 - - 611 - - 3649 Hgt.Variab. W* - - - - - - 215 - - 173 - - 9 W* B/S - - - - - - 6 - - 5 - - 0 B/S BL Wind - - - - - - 6 - - 6 - - 4 BL Wind Direction - - - - - - 146 - - 152 - - 140 Direction Wind Shear - - - - - - 1 - - 1 - - 0 Wind Shear Max.Converg - - - - - - 0 - - -2 - - 0 Max.Converg CLOUDpotent - - - - - - 859 - - 1115 - - -320 CLOUDpotentl sfcLCL - - - - - - 1676 - - 2740 - - 1325 sfcLCL ODpotential - - - - - - 370 - - 215 - - -1727 ODpotential blCL - - - - - - 2165 - - 3640 - - 2732 blCL maxRH - - - - - - 100 - - 98 - - 83 maxRH CAPE - - - - - - 0 - - 0 - - 30 CAPE Temp@2m - - - - - - 66.9 - - 68.8 - - 66.2 Temp@2m DewPt@2m - - - - - - 62.8 - - 60.1 - - 63.6 DewPt@2m Temp@Bot - - - - - - 66.1 - - 68.6 - - 68.0 Temp@Bot DewPt@Bot - - - - - - 61.7 - - 58.8 - - 63.3 DewPt@bot Sfc.Heating - - - - - - 79 - - 14 - - -5 Sfc.Heating BL Depth - - - - - - 1580 - - 2900 - - 50 BL Depth EXPERIMENT - - - - - - 101 - - 93 - - 31 EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 10 - - 13 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] 98073 17 278 21 279 23 298 98073 90744 6 268 16 253 18 290 90744 85087 1 121 13 216 10 284 85087 80396 2 183 5 223 2 315 80396 76359 3 176 3 142 3 113 76359 72809 4 126 6 129 3 144 72809 69607 4 106 4 096 1 050 69607 66663 2 044 4 348 3 352 66663 63927 3 319 8 313 6 327 63927 61267 4 275 11 290 18 305 61267 58492 10 284 17 277 21 288 58492 55612 13 293 20 279 23 291 55612 52866 22 291 25 281 31 288 52866 50407 28 300 29 288 26 281 50407 48196 37 301 34 307 26 305 48196 46184 41 294 45 302 41 304 46184 44344 42 288 48 295 47 297 44344 42643 42 286 40 291 40 291 42643 41057 41 297 37 311 35 303 41057 39577 45 310 60 320 56 322 39577 38190 48 310 79 318 71 320 38190 36854 47 307 75 318 72 321 36854 35494 42 302 48 315 57 320 35494 34079 40 308 34 302 46 321 34079 32610 35 324 33 293 40 322 32610 31073 34 326 34 291 32 312 31073 29454 30 321 28 293 31 295 29454 27759 25 326 19 291 28 291 27759 25986 20 321 13 301 19 291 25986 24135 17 315 12 309 13 282 24135 22210 12 312 10 302 10 286 22210 20204 8 312 7 296 8 278 20204 18112 5 307 6 295 5 251 18112 15983 3 082 3 221 5 220 15983 13936 6 117 6 191 7 211 13936 12078 6 134 5 191 6 204 12078 10425 6 174 5 207 6 193 10425 8957 6 171 5 214 8 195 8957 7654 5 170 5 209 9 191 7654 6499 7 186 6 199 10 194 6499 5481 9 183 9 181 11 195 5481 4588 6 166 7*165 11 177 4588 3801 5 140 6*155 11 164 3801 3095 6*142 6 153 10 161 3095 2470 7*145 6 150 10 161 2470 1947 7 145 6 151 10 160 1947 1545 6 146 6 151 9 158 1545 1269 6 146 6 151 8 155 1269 1101 6 145 6 150 6 151 1101 1005 5 146 5 151 4*140 1005 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