DrJack's BLIPSPOT for: FRI 07/03 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 87.0 - - 89.6 - - 83.3 Temp@2m Sfc.Heating - - - - - - 90 - - 51 - - 0 Sfc.Heating BL Depth - - - - - - 3799 - - 3922 - - 540 BL Depth Hcrit - - - - - - 2986 - - 2768 - - 990 Hcrit BL Top - - - - - - 4754 - - 4877 - - 1495 BL Top Hgt.Variab. - - - - - - 1621 - - 3075 - - 1568 Hgt.Variab. W* - - - - - - 312 - - 278 - - 66 W* B/S - - - - - - 3 - - 3 - - 6 B/S BL Wind - - - - - - 17 - - 17 - - 2 BL Wind Direction - - - - - - 216 - - 225 - - 213 Direction Wind Shear - - - - - - 12 - - 10 - - 1 Wind Shear Max.Converg - - - - - - -4 - - -7 - - -2 Max.Converg CLOUDpotent - - - - - - 998 - - 531 - - -818 CLOUDpotentl sfcLCL - - - - - - 3756 - - 4347 - - 2313 sfcLCL ODpotential - - - - - - -1269 - - -1064 - - -2941 ODpotential blCL - - - - - - 6023 - - 5941 - - 4436 blCL maxRH - - - - - - 81 - - 78 - - 82 maxRH CAPE - - - - - - 3670 - - 4090 - - 4330 CAPE Temp@2m - - - - - - 87.0 - - 89.6 - - 83.3 Temp@2m DewPt@2m - - - - - - 73.4 - - 73.5 - - 75.8 DewPt@2m Temp@Bot - - - - - - 86.4 - - 89.2 - - 83.4 Temp@Bot DewPt@Bot - - - - - - 72.3 - - 72.4 - - 75.2 DewPt@bot Sfc.Heating - - - - - - 90 - - 51 - - 0 Sfc.Heating BL Depth - - - - - - 3799 - - 3922 - - 540 BL Depth EXPERIMENT - - - - - - 26 - - 10 - - 29 EXPERIMENT EXPERIMENT2 - - - - - - 17 - - 17 - - 20 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] 99447 31 103 30 097 33 077 99447 91893 33 106 26 091 22 069 91893 86095 27 089 24 096 15 090 86095 81301 16 062 24 095 19 104 81301 77174 6 041 17 087 19 095 77174 73526 6 106 7 084 14 081 73526 70229 6 088 7 072 9 075 70229 67202 5 155 5 001 10 045 67202 64384 6 130 1 130 4 335 64384 61653 0 244 6 020 3 223 61653 58817 12 202 11 243 9 255 58817 55901 14 178 24 200 21 228 55901 53136 15 246 16 211 14 223 53136 50661 37 236 34 242 24 245 50661 48471 57 221 58 226 56 237 48471 46501 60 214 58 217 58 226 46501 44694 59 214 58 219 61 224 44694 43023 57 220 60 224 69 220 43023 41467 57 226 69 229 73 220 41467 39999 58 222 69 229 68 220 39999 38607 54 218 60 225 56 221 38607 37255 52 218 54 222 49 220 37255 35876 53 221 52 225 48 219 35876 34440 52 221 49 226 46 218 34440 32953 49 226 47 228 40 221 32953 31404 44 237 41 241 31 232 31404 29780 40 241 34 252 25 238 29780 28080 36 243 27 257 23 247 28080 26301 33 246 25 259 22 260 26301 24444 27 253 26 258 26 272 24444 22513 29 256 27 256 27 274 22513 20506 31 258 29 275 25 275 20506 18419 33 269 38 280 27 271 18419 16293 38 277 34 272 27 274 16293 14241 32 257 26 281 25 266 14241 12368 25 244 20 287 21 255 12368 10696 28 231 25 256 23 250 10696 9207 31 222 27 248 23 244 9207 7882 31 229 25 242 22 243 7882 6703 29 235 23 235 22 242 6703 5655 25*232 21*229 21 235 5655 4729 22*224 20*227 20 232 4729 3909 19 218 19 226 17 230 3909 3173 17 215 17 225 13 232 3173 2523 17 214 16 224 10 235 2523 1982 16 213 16 224 6 236 1982 1566 15 212 15 222 3*227 1566 1280 14 212 14 221 2*218 1280 1106 13 212 13 221 2 211 1106 1007 11 211 10 220 2 212 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