DrJack's BLIPSPOT for: FRI 07/31 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 - - - 0654z - - 0955z - - 1001z - - - Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - 74.6 - - 76.3 - - 77.1 - - - Temp@2m Sfc.Heating - - - 36 - - 28 - - 44 - - - Sfc.Heating BL Depth - - - 653 - - 1689 - - 2007 - - - BL Depth Hcrit - - - 990 - - 990 - - 990 - - - Hcrit BL Top - - - 1608 - - 2644 - - 2962 - - - BL Top Hgt.Variab. - - - 1422 - - 1643 - - 2020 - - - Hgt.Variab. W* - - - 121 - - 162 - - 190 - - - W* B/S - - - 2 - - 2 - - 3 - - - B/S BL Wind - - - 11 - - 12 - - 11 - - - BL Wind Direction - - - 244 - - 239 - - 264 - - - Direction Wind Shear - - - 7 - - 5 - - 4 - - - Wind Shear Max.Converg - - - -3 - - -2 - - -3 - - - Max.Converg CLOUDpotent - - - 602 - - 912 - - 889 - - - CLOUDpotentl sfcLCL - - - 1006 - - 1733 - - 2073 - - - sfcLCL ODpotential - - - 123 - - 274 - - 389 - - - ODpotential blCL - - - 1485 - - 2370 - - 2573 - - - blCL maxRH - - - 100 - - 100 - - 100 - - - maxRH CAPE - - - 790 - - 630 - - 850 - - - CAPE Temp@2m - - - 74.6 - - 76.3 - - 77.1 - - - Temp@2m DewPt@2m - - - 72.8 - - 71.4 - - 70.6 - - - DewPt@2m Temp@Bot - - - 74.3 - - 76.1 - - 76.8 - - - Temp@Bot DewPt@Bot - - - 72.5 - - 70.8 - - 70.3 - - - DewPt@bot Sfc.Heating - - - 36 - - 28 - - 44 - - - Sfc.Heating BL Depth - - - 653 - - 1689 - - 2007 - - - BL Depth EXPERIMENT - - - 100 - - 101 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - 18 - - 17 - - 16 - - - 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] 99713 41 094 35 091 35 092 99713 92243 33 091 33 093 26 094 92243 86462 23 094 24 088 24 100 86462 81639 21 100 20 092 22 094 81639 77479 18 093 19 096 17 081 77479 73809 19 083 16 078 15 097 73809 70487 16 072 10 059 14 092 70487 67432 10 060 2 080 12 069 67432 64600 5 014 3 145 6 015 64600 61876 2 172 3 113 6 235 61876 59066 1 027 5 283 5 261 59066 56185 12 335 15 276 14 308 56185 53462 25 270 24 269 27 286 53462 51014 24 250 28 252 34 270 51014 48819 18 281 33 263 43 255 48819 46815 44 280 44 258 44 265 46815 44962 52 268 46 254 60 257 44962 43234 50 264 49 252 59 249 43234 41612 45 258 50 253 58 244 41612 40085 44 252 46 258 63 238 40085 38645 44 255 45 259 63 238 38645 37253 48 257 44 255 61 240 37253 35840 49 254 42 250 59 242 35840 34379 46 249 39 246 52 245 34379 32872 38 247 37 243 40 237 32872 31305 34 250 37 248 43 242 31305 29665 36 252 38 250 42 251 29665 27950 41 250 41 250 36 260 27950 26158 41 248 40 253 35 260 26158 24290 37 246 41 253 36 259 24290 22350 32 241 40 260 33 266 22350 20336 29 241 34 267 25 274 20336 18242 29 241 26 264 20 264 18242 16108 27 240 22 261 20 245 16108 14055 24 240 19 266 17 237 14055 12188 25 251 21 265 15 237 12188 10526 25 257 23 258 15 235 10526 9051 22 259 21 260 13 226 9051 7744 22 262 20 260 13 228 7744 6583 22 267 18 250 12 235 6583 5554 18 270 14 248 12 242 5554 4648 16 262 12 241 12 249 4648 3847 17 259 13 236 12 255 3847 3129 18 261 13*236 12*259 3129 2494 18 261 13*237 12*262 2494 1963 17*257 13 239 12 264 1963 1556 14*248 12 239 12 265 1556 1274 11 243 11 240 11 265 1274 1104 10 242 10 240 10 266 1104 1006 7 240 8 241 8 266 1006 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