DrJack's BLIPSPOT for: FRI 07/17 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 - - - - - - 87.9 - - 90.1 - - - Temp@2m Sfc.Heating - - - - - - 159 - - 75 - - - Sfc.Heating BL Depth - - - - - - 4209 - - 5225 - - - BL Depth Hcrit - - - - - - 3554 - - 3920 - - - Hcrit BL Top - - - - - - 5164 - - 6180 - - - BL Top Hgt.Variab. - - - - - - 2991 - - 3384 - - - Hgt.Variab. W* - - - - - - 375 - - 333 - - - W* B/S - - - - - - 8 - - 4 - - - B/S BL Wind - - - - - - 9 - - 14 - - - BL Wind Direction - - - - - - 210 - - 239 - - - Direction Wind Shear - - - - - - 4 - - 6 - - - Wind Shear Max.Converg - - - - - - -8 - - -1 - - - Max.Converg CLOUDpotent - - - - - - 264 - - 530 - - - CLOUDpotentl sfcLCL - - - - - - 4900 - - 5650 - - - sfcLCL ODpotential - - - - - - -1077 - - -1110 - - - ODpotential blCL - - - - - - 6241 - - 7290 - - - blCL maxRH - - - - - - 76 - - 76 - - - maxRH CAPE - - - - - - 1280 - - 1310 - - - CAPE Temp@2m - - - - - - 87.9 - - 90.1 - - - Temp@2m DewPt@2m - - - - - - 69.6 - - 68.6 - - - DewPt@2m Temp@Bot - - - - - - 86.8 - - 89.5 - - - Temp@Bot DewPt@Bot - - - - - - 68.3 - - 67.2 - - - DewPt@bot Sfc.Heating - - - - - - 159 - - 75 - - - Sfc.Heating BL Depth - - - - - - 4209 - - 5225 - - - BL Depth EXPERIMENT - - - - - - 3 - - 2 - - - EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 14 - - - 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] 99625 43 089 27 091 99625 92111 34 092 29 091 92111 86308 27 083 26 076 86308 81500 21 081 22 080 81500 77372 15 096 14 077 77372 73729 13 096 8 126 73729 70414 14 079 15 112 70414 67353 17 064 15 087 67353 64533 12 043 15 058 64533 61834 9 023 8 025 61834 59054 10 345 9 339 59054 56210 7 295 14 314 56210 53521 11 317 19 307 53521 51100 24 319 24 306 51100 48922 25 307 28 304 48922 46937 22 308 26 297 46937 45109 18 302 19 290 45109 43411 14 306 16 300 43411 41819 12 305 15 292 41819 40320 6 299 13 276 40320 38904 4 359 9 266 38904 37534 9 028 4 244 37534 36139 14 040 4 016 36139 34687 16 052 5 056 34687 33181 11 037 6 039 33181 31606 5 033 5 343 31606 29953 5 088 5 298 29953 28222 2 114 7 300 28222 26412 3 235 9 314 26412 24527 6 273 10 319 24527 22570 6 296 11 318 22570 20535 4 303 8 300 20535 18419 3 305 9 283 18419 16266 6 258 12 272 16266 14197 12 243 14 262 14197 12322 14 245 14 264 12322 10660 13 249 15 252 10660 9182 13 242 16 235 9182 7863 13 234 16 231 7863 6689 12 224 16*232 6689 5646 11*217 15*234 5646 4724 10*212 15 236 4724 3907 10 211 14 238 3907 3175 9 210 14 240 3175 2526 9 209 13 241 2526 1984 8 208 13 242 1984 1568 8 208 12 242 1568 1281 7 209 12 243 1281 1106 7 208 11 243 1106 1007 6 208 9 243 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