UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041523.upa.cvt Date: 2300Z 15 APR 25 Searching for Y4775... Searching the city database file for: Y4775 ... Date:2300Z 15 APR 25 Station: Y4775 WMO ident: 94775 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1019 23 19.4 13.4 68 6.0 15.7 255 5 291.0 292.7 288.1 317.9 9.52 1 1000 184 16.8 11.8 72 5.0 13.8 235 9 290.0 291.5 286.9 314.6 8.72 2 982 339 15.4 11.3 77 4.1 13.0 229 10 290.1 291.6 286.8 314.3 8.59 3 925 843 11.8 8.3 79 3.5 9.8 170 15 291.4 292.7 286.2 312.6 7.44 4 860 1448 6.4 6.2 99 0.2 6.3 153 20 291.9 293.1 285.9 311.7 6.93 5 850 1544 5.8 4.5 91 1.3 5.1 150 22 292.2 293.3 285.4 310.1 6.22 6 840 1641 5.4 3.7 89 1.7 4.5 151 22 292.8 293.9 285.3 310.0 5.95 7 829 1748 6.2 1.3 71 4.9 3.8 152 21 294.7 295.7 285.2 309.6 5.07 8 824 1798 8.0 -9.0 29 17.0 1.1 152 21 297.2 297.6 283.1 304.3 2.34 9 819 1848 9.2 -15.8 15 25.0 0.3 153 20 298.9 299.2 282.7 303.2 1.36 10 803 2012 9.2 -34.8 3 44.0 -1.5 154 20 300.6 300.7 282.0 301.5 0.25 11 700 3136 3.4 -28.6 7 32.0 -5.1 175 20 306.2 306.3 284.5 308.0 0.52 12 646 3782 -0.5 -25.5 13 25.0 -7.4 174 24 308.9 309.1 285.8 311.5 0.74 13 598 4397 -1.9 -40.9 3 39.0 -9.6 181 25 314.2 314.3 287.1 314.9 0.18 14 532 5319 -6.5 -28.5 16 22.0 -12.1 185 30 319.4 319.5 289.3 321.8 0.68 15 500 5800 -10.1 -28.1 21 18.0 -14.6 205 33 320.7 320.9 289.8 323.4 0.76 16 455 6517 -16.9 -26.9 42 10.0 -19.2 201 31 321.0 321.2 290.0 324.2 0.93 17 400 7470 -24.3 -35.3 35 11.0 -26.0 210 35 323.4 323.5 290.3 325.1 0.47 18 395 7562 -25.1 -36.1 35 11.0 -26.8 212 36 323.5 323.6 290.3 325.2 0.44 19 325 8955 -34.5 -54.5 11 20.0 -35.8 202 38 329.1 329.1 291.6 329.4 0.07 20 300 9510 -38.9 -58.9 10 20.0 -39.8 205 37 330.5 330.5 291.9 330.7 0.05 21 254 10626 -48.9 -60.9 23 12.0 -49.3 214 47 331.9 331.9 292.3 332.0 0.04 22 250 10730 -49.7 -61.7 23 12.0 -50.0 215 48 332.2 332.2 292.3 332.3 0.04 23 242 10942 -51.7 -59.7 38 8.0 -51.9 217 50 332.3 332.3 292.4 332.5 0.05 24 234 11159 -53.1 -59.1 48 6.0 -53.2 219 52 333.4 333.4 292.7 333.6 0.06 25 220 11555 -55.3 -66.3 24 11.0 -55.5 216 52 335.9 335.9 293.3 336.0 0.02 26 217 11643 -55.1 -71.1 12 16.0 -55.4 214 51 337.5 337.5 293.7 337.6 0.01 27 200 12160 -58.5 -70.5 20 12.0 -58.6 225 49 340.1 340.1 294.4 340.2 0.01 28 184 12681 -59.9 -75.9 11 16.0 -60.0 223 50 346.1 346.1 295.8 346.1 0.01 29 175 12993 -59.5 -82.5 4 23.0 -59.7 222 50 351.7 351.7 297.0 351.7 0.00 30 150 13950 -61.9 -84.9 3 23.0 -62.0 220 33 363.4 363.4 299.4 363.4 0.00 31 126 15024 -65.5 -87.5 3 22.0 -65.6 211 28 375.5 375.5 301.5 375.5 0.00 32 106 16089 -61.5 -88.5 2 27.0 -61.7 231 13 402.1 402.1 305.5 402.1 0.00 33 100 16450 -63.7 -88.7 2 25.0 -63.9 255 3 404.7 404.7 305.8 404.7 0.00 34 91 17023 -66.9 -89.9 3 23.0 -67.0 215 14 409.4 409.4 306.5 409.4 0.00 35 70 18610 -65.7 -90.7 2 25.0 -65.9 235 7 443.8 443.8 310.3 443.8 0.00 36 53 20319 -63.5 -91.5 1 28.0 -63.8 94 18 485.7 485.7 313.9 485.7 0.00 37 50 20680 -61.3 -91.3 1 30.0 -61.8 65 20 499.0 499.0 314.9 499.0 0.00 38 44 21476 -59.3 -90.3 1 31.0 -60.0 91 16 522.5 522.5 316.5 522.5 0.00 39 42 21766 -61.1 -91.1 1 30.0 -61.7 101 15 525.0 525.0 316.6 525.0 0.00 40 30 23880 -55.7 -89.7 1 34.0 -57.2 170 4 592.8 592.8 320.3 592.8 0.00 41 24 25322 -50.9 -87.9 0 37.0 -53.7 162 4 645.8 645.8 322.5 645.9 0.01 42 20 26510 -51.5 -88.5 0 37.0 -54.6 155 4 678.5 678.5 323.7 678.6 0.01 43 16 27963 -50.1 -88.1 0 38.0 -54.1 727.8 727.8 325.3 727.9 0.01 TRP 91 17023 -66.9 -89.9 3 23.0 -67.0 215 14 409.4 409.4 306.5 409.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5616.00 m Freezing level: 652.92 mb = 3699.11 m = 12136.03 ft Wetbulb zero: 816.25 mb = 1876.30 m = 6155.78 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 30.97 % Est. max temperature: 20.23 C = 68.42 F Sfc-Lift cond lev (LCL): 932.28 mb = 776.90 m = 2548.85 ft T: 12.27 C 700-500 lapse rate: 5.07 C/km ThetaE index: 16.42 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 895.55 mb = 1111.67 m = 3647.16 ft Mean mixing ratio: 8.29 g/kg Conv temperature: 20.03 C = 68.06 F Cap Strength: 9.83 C Lifted Index: 9.68 C Risk: None Lifted Index @300 mb: 11.97 C Lifted Index @700 mb: 5.55 C Showalter Index: 12.15 C Risk: None Total Totals Index: 30.50 C Risk: None Vertical Totals Index: 15.90 C Cross Totals Index: 14.60 C K Index: -11.60 Risk: None Sweat Index: 131.00 Risk: None Energy Index: 2.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.08 J/kg Max Up Vert Vel: 5.11 m/s Conv Inhibition (B-): 9.65 J/kg Cap Strength: 9.82 C Lift Cond Lev (LCL): 909.21 mb = 985.94 m = 3234.67 ft Lev Free Conv (LFC): 874.21 mb = 1311.86 m = 4303.95 ft Equ Level (EL): 824.21 mb = 1796.05 m = 5892.49 ft B at Equ Level: 5.11 J/kg Max Parcel Lev (MPL): 814.21 mb = 1896.95 m = 6223.51 ft Wind level data Storm motion: 207 at 16 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1019 23 255 5 4.8 1.3 | 11 13 -2.6 -13.0 1 1000 184 235 9 7.4 5.2 | 0 9 -0.0 -9.1 2 986 305 235 10 8.2 5.7 | 355 9 0.8 -8.5 3 951 610 180 14 0.0 14.0 | 88 7 -7.4 -0.3 4 925 843 170 15 -2.6 14.8 | 93 10 -10.0 0.5 5 917 914 170 15 -2.6 14.8 | 93 10 -10.0 0.5 6 884 1219 175 15 -1.3 14.9 | 94 9 -8.7 0.7 7 852 1524 145 22 -12.6 18.0 | 101 20 -20.0 3.8 8 850 1544 150 22 -11.0 19.1 | 105 19 -18.4 4.8 9 791 2134 155 19 -8.0 17.2 | 101 16 -15.4 3.0 10 708 3048 170 16 -2.8 15.8 | 98 10 -10.2 1.5 11 700 3136 175 20 -1.7 19.9 | 122 11 -9.2 5.7 12 655 3658 170 24 -4.2 23.6 | 129 15 -11.6 9.4 13 607 4267 190 25 4.3 24.6 | 163 11 -3.1 10.4 14 584 4572 165 24 -6.2 23.2 | 123 16 -13.6 8.9 15 562 4877 185 28 2.4 27.9 | 160 15 -5.0 13.6 16 541 5182 180 29 0.0 29.0 | 153 16 -7.4 14.7 17 501 5791 205 33 13.9 29.9 | 203 17 6.5 15.6 18 500 5800 205 33 13.9 29.9 | 203 17 6.5 15.6 19 443 6706 200 31 10.6 29.1 | 192 15 3.2 14.9 20 400 7470 210 35 17.5 30.3 | 212 19 10.1 16.1 21 375 7925 220 40 25.7 30.6 | 228 25 18.3 16.4 22 344 8534 200 38 13.0 35.7 | 195 22 5.6 21.4 23 300 9510 205 37 15.6 33.5 | 203 21 8.2 19.3 24 250 10730 215 48 27.5 39.3 | 219 32 20.1 25.1 25 230 11278 220 53 34.1 40.6 | 225 37 26.7 26.3 26 209 11887 210 50 25.0 43.3 | 211 34 17.6 29.0 27 200 12160 225 49 34.6 34.6 | 233 34 27.2 20.4 28 164 13411 220 51 32.8 39.1 | 226 35 25.4 24.8 29 156 13716 210 37 18.5 32.0 | 212 21 11.1 17.8 30 150 13950 220 33 21.2 25.3 | 231 18 13.8 11.0 31 141 14326 230 36 27.6 23.1 | 246 22 20.2 8.9 32 128 14935 210 29 14.5 25.1 | 213 13 7.1 10.9 33 122 15240 215 27 15.5 22.1 | 226 11 8.1 7.9 34 116 15545 230 30 23.0 19.3 | 252 16 15.6 5.0 35 110 15850 215 19 10.9 15.6 | 249 4 3.5 1.3 36 100 16450 255 3 2.9 0.8 | 19 14 -4.5 -13.5 37 95 16764 250 3 2.8 1.0 | 19 14 -4.6 -13.2 38 91 17023 215 14 8.0 11.5 | 348 3 0.6 -2.8 39 70 18610 235 7 5.7 4.0 | 9 10 -1.7 -10.2 40 50 20680 65 20 -18.1 -8.5 | 48 34 -25.5 -22.7 41 30 23880 170 4 -0.7 3.9 | 38 13 -8.1 -10.3 42 20 26510 155 4 -1.7 3.6 | 41 14 -9.1 -10.6 Wind Parameters Mean winds (0-6000m): 177.5 at 21.4 knts Storm direction: 207.5 at 16.1 knts Shear (0-3000m) pos: 1.7 neg: 4.1 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 87.3 deg Storm rel helicity (0-3000m) pos: 23.8 neg: -17.4 tot: 6.4 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.36 Bulk Shear: 36.47 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 225 10 5 8| 0.0 11.5 11.5| 7.2 -8.2 -1.0 -1.9 0.22| 14.3 3.2 1000 193 12 61 5| 0.0 7.8 7.8| 12.5 -8.2 4.3 4.3 0.30| 10.8 3.3 1500 180 14 86 8| 0.0 8.3 8.3| 17.4 -11.4 6.0 4.0 0.22| 11.5 2.5 2000 169 16 96 10| 1.0 6.2 7.3| 23.6 -14.8 8.8 4.4 0.21| 9.8 2.0 2500 166 16 97 11| 1.5 5.0 6.4| 23.8 -15.9 7.9 3.1 0.19| 8.4 1.6 3000 166 16 98 11| 1.7 4.1 5.8| 23.8 -17.4 6.4 2.1 0.16| 7.5 1.2 4000 169 18 106 11| 1.9 3.1 5.0| 56.4 -17.4 39.0 9.7 0.30| 7.4 2.2 5000 172 19 116 11| 2.3 2.9 5.2| 96.5 -44.5 52.0 10.4 0.26| 8.0 2.1 6000 177 21 131 11| 2.9 2.4 5.3|154.7 -49.8 104.9 17.5 0.35| 8.0 2.8 Wrote GIF file: /home/apache/climate/data/raob//Y4775/skewt/Y4775.skewt.20250415.23.gif