DrJack's BLIPSPOT for: THU 07/30 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 = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 84.3 - - 88.4 - - - Temp@2m Sfc.Heating - - - - - - 178 - - 90 - - - Sfc.Heating BL Depth - - - - - - 3888 - - 4703 - - - BL Depth Hcrit - - - - - - 3351 - - 3583 - - - Hcrit BL Top - - - - - - 4843 - - 5658 - - - BL Top Hgt.Variab. - - - - - - 1179 - - 1880 - - - Hgt.Variab. W* - - - - - - 374 - - 327 - - - W* B/S - - - - - - 5 - - 5 - - - B/S BL Wind - - - - - - 13 - - 11 - - - BL Wind Direction - - - - - - 156 - - 147 - - - Direction Wind Shear - - - - - - 5 - - 7 - - - Wind Shear Max.Converg - - - - - - 2 - - -5 - - - Max.Converg CLOUDpotent - - - - - - -1907 - - -1489 - - - CLOUDpotentl sfcLCL - - - - - - 6751 - - 7147 - - - sfcLCL ODpotential - - - - - - -6816 - - -4707 - - - ODpotential blCL - - - - - - 11659 - - 10365 - - - blCL maxRH - - - - - - 86 - - 100 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 84.3 - - 88.4 - - - Temp@2m DewPt@2m - - - - - - 58.2 - - 60.5 - - - DewPt@2m Temp@Bot - - - - - - 83.1 - - 87.7 - - - Temp@Bot DewPt@Bot - - - - - - 56.8 - - 59.2 - - - DewPt@bot Sfc.Heating - - - - - - 178 - - 90 - - - Sfc.Heating BL Depth - - - - - - 3888 - - 4703 - - - BL Depth EXPERIMENT - - - - - - 44 - - 100 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 10 - - - 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] 99766 39 095 24 099 99766 92274 36 090 28 111 92274 86450 31 091 31 107 86450 81610 25 093 28 099 81610 77456 17 090 23 099 77456 73790 13 108 18 099 73790 70473 15 105 12 099 70473 67429 12 096 6 114 67429 64617 11 091 4 123 64617 61904 5 079 4 140 61904 59091 2 303 3 284 59091 56212 15 316 15 321 56212 53517 32 296 26 314 53517 51119 35 296 39 298 51119 48966 38 307 40 285 48966 46993 46 307 39 279 46993 45166 49 308 38 293 45166 43468 62 300 48 299 43468 41884 65 294 53 295 41884 40394 59 293 49 292 40394 38983 51 292 38 286 38983 37608 45 281 37 282 37608 36205 44 285 40 289 36205 34745 43 286 37 297 34745 33230 31 288 32 299 33230 31645 24 291 28 291 31645 29979 22 294 25 283 29979 28235 23 301 20 294 28235 26413 25 295 18 291 26413 24514 34 299 25 274 24514 22545 25 303 27 263 22545 20503 16 287 23 262 20503 18386 11 275 15 260 18386 16235 9 287 10 251 16235 14165 4 293 6 252 14165 12287 4 288 5 272 12287 10617 5 267 8 248 10617 9133 7 215 10 234 9133 7814 11 199 12 200 7814 6644 14 196 13*175 6644 5607 15*172 12*164 5607 4692 14*161 12 159 4692 3882 13 159 11 149 3882 3156 13 156 11 144 3156 2513 13 155 11 140 2513 1976 12 154 10 137 1976 1563 12 152 10 134 1563 1278 11 151 10 134 1278 1106 10 151 9 133 1106 1007 9 151 8 132 1007 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