DrJack's BLIPSPOT for: MON 05/18 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 - - - - - - 73.1 - - 78.1 - - - Temp@2m Sfc.Heating - - - - - - 106 - - 51 - - - Sfc.Heating BL Depth - - - - - - 1639 - - 3766 - - - BL Depth Hcrit - - - - - - 1429 - - 2338 - - - Hcrit BL Top - - - - - - 2594 - - 4721 - - - BL Top Hgt.Variab. - - - - - - 1276 - - 1462 - - - Hgt.Variab. W* - - - - - - 236 - - 250 - - - W* B/S - - - - - - 9 - - 3 - - - B/S BL Wind - - - - - - 5 - - 13 - - - BL Wind Direction - - - - - - 331 - - 178 - - - Direction Wind Shear - - - - - - 2 - - 8 - - - Wind Shear Max.Converg - - - - - - 2 - - 10 - - - Max.Converg CLOUDpotent - - - - - - 61 - - 902 - - - CLOUDpotentl sfcLCL - - - - - - 2533 - - 3819 - - - sfcLCL ODpotential - - - - - - -1450 - - 348 - - - ODpotential blCL - - - - - - 4044 - - 4373 - - - blCL maxRH - - - - - - 98 - - 100 - - - maxRH CAPE - - - - - - 1320 - - 1530 - - - CAPE Temp@2m - - - - - - 73.1 - - 78.1 - - - Temp@2m DewPt@2m - - - - - - 65.0 - - 64.3 - - - DewPt@2m Temp@Bot - - - - - - 72.2 - - 77.7 - - - Temp@Bot DewPt@Bot - - - - - - 64.1 - - 63.6 - - - DewPt@bot Sfc.Heating - - - - - - 106 - - 51 - - - Sfc.Heating BL Depth - - - - - - 1639 - - 3766 - - - BL Depth EXPERIMENT - - - - - - 92 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 13 - - - 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] 98004 8 100 2 143 98004 90636 8 102 1 089 90636 84978 11 127 4 121 84978 80275 12 108 9 144 80275 76219 10 067 10 124 76219 72631 2 303 4 151 72631 69386 12 175 10 222 69386 66395 9 172 10 194 66395 63617 15 237 19 248 63617 60937 23 218 25 228 60937 58154 34 232 41 226 58154 55266 39 226 40 203 55266 52479 33 231 31 218 52479 49947 44 238 51 245 49947 47689 61 234 68 240 47689 45666 77 227 76 234 45666 43844 84 220 80 222 43844 42183 86 217 84 216 42183 40640 87 213 85 213 40640 39193 87 206 84 210 39193 37827 88 201 82 209 37827 36504 87 201 77 211 36504 35157 80 204 72 214 35157 33758 68 207 71 218 33758 32308 60 211 66 220 32308 30793 53 211 60 221 30793 29200 49 212 57 224 29200 27532 50 218 56 226 27532 25786 53 226 53 229 25786 23968 46 233 48 235 23968 22081 41 240 45 235 22081 20115 40 248 39 234 20115 18068 37 252 35 240 18068 15984 32 253 30 243 15984 13972 29 248 26 236 13972 12132 19 239 27 229 12132 10488 17 195 30 223 10488 9022 24 187 28 202 9022 7716 30 189 27 186 7716 6558 30 188 25 193 6558 5536 24 185 18*184 5536 4634 18 182 17*183 4634 3838 12 180 14 177 3838 3124 5*182 13 177 3124 2490 3*329 13 176 2490 1961 5 332 12 177 1961 1554 5 331 12 176 1554 1274 5 330 11 177 1274 1103 5 330 11 176 1103 1006 5 330 9 177 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