DrJack's BLIPSPOT for: THU 05/28 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 = 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 - - - - - - 88.8 - - 89.1 - - - Temp@2m Sfc.Heating - - - - - - 314 - - 218 - - - Sfc.Heating BL Depth - - - - - - 6612 - - 7130 - - - BL Depth Hcrit - - - - - - 5685 - - 5899 - - - Hcrit BL Top - - - - - - 7567 - - 8085 - - - BL Top Hgt.Variab. - - - - - - 3213 - - 3260 - - - Hgt.Variab. W* - - - - - - 525 - - 479 - - - W* B/S - - - - - - 9 - - 6 - - - B/S BL Wind - - - - - - 11 - - 14 - - - BL Wind Direction - - - - - - 101 - - 112 - - - Direction Wind Shear - - - - - - 2 - - 3 - - - Wind Shear Max.Converg - - - - - - 7 - - -8 - - - Max.Converg CLOUDpotent - - - - - - -1853 - - -1761 - - - CLOUDpotentl sfcLCL - - - - - - 9420 - - 9847 - - - sfcLCL ODpotential - - - - - - -3787 - - -3314 - - - ODpotential blCL - - - - - - 11354 - - 11399 - - - blCL maxRH - - - - - - 67 - - 72 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 88.8 - - 89.1 - - - Temp@2m DewPt@2m - - - - - - 50.9 - - 49.3 - - - DewPt@2m Temp@Bot - - - - - - 86.8 - - 87.6 - - - Temp@Bot DewPt@Bot - - - - - - 49.7 - - 48.2 - - - DewPt@bot Sfc.Heating - - - - - - 314 - - 218 - - - Sfc.Heating BL Depth - - - - - - 6612 - - 7130 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 7 - - - 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] 98437 10 080 6 076 98437 91032 14 070 10 075 91032 85321 17 076 8 070 85321 80592 15 072 12 065 80592 76542 13 053 12 064 76542 72971 7 052 10 048 72971 69721 13 059 7 022 69721 66717 11 022 7 003 66717 63927 5 301 7 338 63927 61222 3 298 8 339 61222 58411 7 346 10 317 58411 55517 11 317 9 304 55517 52774 10 280 12 281 52774 50323 7 287 11 263 50323 48158 23 282 19 267 48158 46220 41 252 28 247 46220 44456 42 248 32 244 44456 42819 42 245 33 243 42819 41281 40 240 30 242 41281 39825 38 243 29 244 39825 38444 29 248 26 248 38444 37101 20 245 25 251 37101 35728 15 255 23 254 35728 34297 16 262 18 256 34297 32810 18 265 16 255 32810 31256 13 289 20 247 31256 29617 4 256 22 246 29617 27901 4 168 3 287 27901 26115 6 169 7 083 26115 24258 6 133 7 145 24258 22326 7 105 12 124 22326 20315 13 109 15 130 20315 18221 16 127 14 144 18221 16091 12 136 15 143 16091 14047 9 123 11 130 14047 12194 13 112 10 116 12194 10550 15 112 12 112 10550 9086 13 108 14*112 9086 7781 12*104 14*113 7781 6619 11*102 14 113 6619 5587 11 102 14 113 5587 4676 11 102 14 113 4676 3869 11 101 14 113 3869 3146 11 101 14 112 3146 2506 11 099 14 112 2506 1971 11 099 14 112 1971 1560 11 098 14 112 1560 1277 10 098 13 111 1277 1105 10 098 13 112 1105 1007 9 098 11 111 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