DrJack's BLIPSPOT for: FRI 08/07 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 - - - - - - 0953z - - 1001z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 78.3 - - 78.8 - - - Temp@2m Sfc.Heating - - - - - - 107 - - 43 - - - Sfc.Heating BL Depth - - - - - - 1915 - - 1151 - - - BL Depth Hcrit - - - - - - 1675 - - 990 - - - Hcrit BL Top - - - - - - 2870 - - 2106 - - - BL Top Hgt.Variab. - - - - - - 660 - - 1868 - - - Hgt.Variab. W* - - - - - - 252 - - 164 - - - W* B/S - - - - - - 4 - - 3 - - - B/S BL Wind - - - - - - 11 - - 10 - - - BL Wind Direction - - - - - - 209 - - 187 - - - Direction Wind Shear - - - - - - 4 - - 5 - - - Wind Shear Max.Converg - - - - - - -5 - - 4 - - - Max.Converg CLOUDpotent - - - - - - 637 - - 354 - - - CLOUDpotentl sfcLCL - - - - - - 2233 - - 1753 - - - sfcLCL ODpotential - - - - - - 107 - - -905 - - - ODpotential blCL - - - - - - 2763 - - 3011 - - - blCL maxRH - - - - - - 98 - - 95 - - - maxRH CAPE - - - - - - 2290 - - 2990 - - - CAPE Temp@2m - - - - - - 78.3 - - 78.8 - - - Temp@2m DewPt@2m - - - - - - 71.5 - - 73.9 - - - DewPt@2m Temp@Bot - - - - - - 77.5 - - 78.5 - - - Temp@Bot DewPt@Bot - - - - - - 70.7 - - 73.1 - - - DewPt@bot Sfc.Heating - - - - - - 107 - - 43 - - - Sfc.Heating BL Depth - - - - - - 1915 - - 1151 - - - BL Depth EXPERIMENT - - - - - - 90 - - 79 - - - EXPERIMENT EXPERIMENT2 - - - - - - 16 - - 18 - - - 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] 99608 34 106 26 096 99608 92085 30 105 21 092 92085 86304 23 096 23 093 86304 81497 18 101 19 090 81497 77345 21 105 15 090 77345 73685 19 082 16 093 73685 70389 14 085 14 092 70389 67360 14 095 7 106 67360 64545 13 072 8 145 64545 61804 15 003 11 124 61804 58948 27 292 14 348 58948 56036 26 266 25 295 56036 53296 20 260 30 267 53296 50830 19 270 30 267 50830 48613 25 286 31 272 48613 46594 35 288 33 282 46594 44733 38 288 37 288 44733 43000 41 293 44 292 43000 41376 48 293 51 290 41376 39853 56 290 54 285 39853 38427 57 284 49 281 38427 37064 51 278 42 283 37064 35691 46 273 37 286 35691 34272 42 272 34 284 34272 32802 37 278 32 276 32802 31263 32 275 33 283 31263 29642 32 275 34 285 29642 27940 30 276 36 285 27940 26161 28 272 38 286 26161 24307 32 268 36 284 24307 22377 37 273 36 281 22377 20379 35 271 42 283 20379 18313 26 269 43 282 18313 16214 22 271 37 274 16214 14183 23 271 31 267 14183 12320 25 263 27 269 12320 10652 23 249 22 262 10652 9162 19 250 19 249 9162 7833 17 263 18 245 7833 6650 16 267 19 248 6650 5602 16 267 19 243 5602 4681 17 263 18 232 4681 3871 17 250 17 223 3871 3146 14*224 15 214 3146 2504 12*212 14*212 2504 1969 12 210 12*198 1969 1559 11 208 10 186 1559 1276 11 207 9 183 1276 1104 10 206 9 181 1104 1006 8 206 7 181 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