DrJack's BLIPSPOT for: THU 05/01 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 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 - - - - - - 0952z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 62.0 - - 65.7 - - 58.4 Temp@2m Sfc.Heating - - - - - - 314 - - 107 - - -15 Sfc.Heating BL Depth - - - - - - 3959 - - 3595 - - 33 BL Depth Hcrit - - - - - - 3858 - - 3063 - - 1217 Hcrit BL Top - - - - - - 5159 - - 4795 - - 1233 BL Top Hgt.Variab. - - - - - - 996 - - 1071 - - 2781 Hgt.Variab. W* - - - - - - 442 - - 303 - - 9 W* B/S - - - - - - 12 - - 10 - - 0 B/S BL Wind - - - - - - 6 - - 5 - - 4 BL Wind Direction - - - - - - 219 - - 187 - - 120 Direction Wind Shear - - - - - - 5 - - 5 - - 0 Wind Shear Max.Converg - - - - - - -2 - - 10 - - -2 Max.Converg CLOUDpotent - - - - - - -4325 - - -5859 - - -6810 CLOUDpotentl sfcLCL - - - - - - 9484 - - 10654 - - 8043 sfcLCL ODpotential - - - - - - -13796 - - -14769 - - -15397 ODpotential blCL - - - - - - 18955 - - 19564 - - 16630 blCL maxRH - - - - - - 72 - - 78 - - 90 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 62.0 - - 65.7 - - 58.4 Temp@2m DewPt@2m - - - - - - 24.7 - - 23.4 - - 28.0 DewPt@2m Temp@Bot - - - - - - 60.3 - - 65.0 - - 62.1 Temp@Bot DewPt@Bot - - - - - - 23.5 - - 22.2 - - 26.9 DewPt@bot Sfc.Heating - - - - - - 314 - - 107 - - -15 Sfc.Heating BL Depth - - - - - - 3959 - - 3595 - - 33 BL Depth EXPERIMENT - - - - - - 0 - - 13 - - 61 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 2 - - 3 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] 97594 22 110 9 115 12 123 97594 90290 17 100 9 098 16 105 90290 84652 12 100 6 103 11 039 84652 79971 6 109 11 101 3 076 79971 75916 1 286 11 051 11 125 75916 72314 1 147 4 034 6 042 72314 69068 8 325 4 029 5 358 69068 66081 12 276 13 295 11 330 66081 63288 10 233 15 264 18 286 63288 60570 5 268 14 242 20 255 60570 57739 19 286 15 271 15 268 57739 54798 28 275 27 281 25 281 54798 52002 33 272 38 275 33 274 52002 49511 40 265 44 262 34 272 49511 47304 39 259 40 254 35 269 47304 45341 45 268 42 259 48 264 45341 43583 64 258 61 244 51 246 43583 41967 57 260 58 256 51 234 41967 40448 53 282 56 280 50 250 40448 39013 67 286 64 285 57 260 39013 37655 71 280 62 281 63 258 37655 36335 78 272 61 271 63 257 36335 34988 78 268 61 264 62 259 34988 33586 74 265 60 261 61 260 33586 32133 70 265 59 263 59 261 32133 30615 67 268 62 265 56 260 30615 29021 66 273 63 267 54 257 29021 27351 63 275 61 268 50 259 27351 25605 61 273 59 265 46 263 25605 23786 58 268 57 262 45 265 23786 21896 53 265 50 263 49 266 21896 19932 45 263 52 262 55 263 19932 17892 43 264 54 258 53 262 17892 15819 40 270 49 258 48 260 15819 13829 34 282 37 265 41 254 13829 12021 31 283 28 264 33 254 12021 10415 31 279 27 266 27 255 10415 8988 29 277 25 271 21 258 8988 7719 22 272 21 268 16 260 7719 6594 16 257 16 253 13 248 6594 5601 10*228 12*227 11 217 5601 4728 8*217 7*191 14 190 4728 3958 8 217 6 187 15 173 3958 3269 7 217 6 186 13 163 3269 2660 6 219 5 185 11 158 2660 2151 6 221 5 185 10 155 2151 1760 5 223 4 185 8 150 1760 1490 5 223 4 187 7 141 1490 1327 4 224 3 185 5 128 1327 1233 3 225 3 189 4*120 1233 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