UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for X1538... Searching the city database file for: X1538 ... Date:1200Z 21 APR 25 Station: X1538 WMO ident: 31538 Latitude: 50.07 Longitude: 132.13 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 98 SFC 970 347 5.0 2.7 85 2.3 3.9 110 3 280.6 281.4 278.5 293.8 4.79 2 925 733 2.6 135 27 282.0 3 872 1208 -0.7 159 33 283.3 4 850 1413 -0.9 170 35 285.2 5 801 1888 0.4 181 35 291.5 6 700 2958 -4.9 205 36 297.1 7 638 3679 -8.9 202 31 300.5 8 517 5272 -18.3 196 21 307.8 9 500 5520 -20.9 195 19 307.6 10 477 5867 -23.7 206 23 308.3 11 400 7140 -30.3 245 36 315.6 12 388 7357 -31.3 246 39 317.1 13 348 8118 -38.7 250 51 317.1 14 304 9041 -42.9 255 65 323.7 15 300 9130 -43.5 255 66 324.0 16 283 9516 -48.1 255 72 322.9 17 250 10320 -53.1 255 85 327.1 18 249 10346 -53.3 255 86 327.2 19 238 10634 -57.9 259 99 324.5 20 220 11128 -60.2 265 122 328.4 21 207 11507 -61.9 260 106 331.5 22 200 11720 -61.5 265 103 335.4 23 199 11751 -61.7 265 102 335.5 24 173 12630 -55.1 265 75 360.1 25 150 13540 -54.9 265 48 375.5 26 115 15232 -57.5 258 36 400.3 27 100 16120 -55.7 255 29 420.1 28 70 18390 -55.9 235 21 464.8 29 62 19163 -57.7 242 15 477.2 30 50 20530 -56.5 255 5 510.3 31 38 22278 -53.5 225 5 559.6 32 30 23790 -55.1 200 5 594.4 33 27 24462 -55.5 611.5 TRP 207 11507 -61.9 260 106 331.5 WND 220 11128 -60.2 265 122 328.4 Sounding variables and indices 1000-500 mb thick: 5422.00 m Freezing level: 883.24 mb = 1107.59 m = 3633.78 ft Freezing level: 816.08 mb = 1741.79 m = 5714.46 ft Freezing level: 793.38 mb = 1968.68 m = 6458.83 ft Precipitable water: 0.00 inches Sfc-500 mean rel hum: -nan % Est. max temperature: 13.33 C = 55.99 F Sfc-Lift cond lev (LCL): 936.21 mb = 635.07 m = 2083.55 ft T: 3.21 C 700-500 lapse rate: 6.25 C/km ThetaE index: 10292.82 C Layer 925.0- 0.0 mb Conv cond level (CCL): None Cap Strength: -9725.85 C Lifted Index: 20.91 C Risk: None Lifted Index @300 mb: 29.75 C Lifted Index @700 mb: 13.54 C Showalter Index: 18.33 C Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 337720.78 J/kg Max Up Vert Vel: 821.85 m/s Conv Inhibition (B-): 234421.55 J/kg Cap Strength: 275.75 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 221 at 21 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 ---------------------------------------------------------- 0 970 347 110 3 -2.8 1.0 | 48 23 -16.9 -15.1 1 925 733 135 27 -19.1 19.1 | 95 33 -33.2 3.0 2 850 1413 170 35 -6.1 34.5 | 132 27 -20.2 18.3 3 700 2958 205 36 15.2 32.6 | 184 17 1.1 16.5 4 500 5520 195 19 4.9 18.4 | 104 9 -9.2 2.2 5 400 7140 245 36 32.6 15.2 | 273 19 18.5 -0.9 6 300 9130 255 66 63.8 17.1 | 269 50 49.7 1.0 7 250 10320 255 85 82.1 22.0 | 265 68 68.0 5.9 8 220 11128 265 122 121.5 10.6 | 273 108 107.5 -5.5 9 207 11507 260 106 104.4 18.4 | 269 90 90.3 2.3 10 200 11720 265 103 102.6 9.0 | 275 89 88.5 -7.2 11 150 13540 265 48 47.8 4.2 | 289 36 33.7 -11.9 12 100 16120 255 29 28.0 7.5 | 302 16 13.9 -8.6 13 70 18390 235 21 17.2 12.0 | 323 5 3.1 -4.1 14 50 20530 255 5 4.8 1.3 | 32 17 -9.3 -14.8 15 30 23790 200 5 1.7 4.7 | 47 17 -12.4 -11.4 Wind Parameters Mean winds (0-6000m): 191.1 at 28.5 knts Storm direction: 221.1 at 21.4 knts Shear (0-3000m) pos: 5.8 neg: 0.0 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 128.8 deg Storm rel helicity (0-3000m) pos: 429.3 neg: -7.1 tot: 422.2 m^2/s^2 ave: 140.7 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 10.2 10^-3/s Energy-Hel index: 827.69 Bulk Rich Number: 4450.81 Bulk Shear: 75.88 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 ------------------------------------------------------------------------------- 500 134 18 82 27| 26.6 0.0 26.6|192.7 0.0 192.7 385.4 0.91| 28.9 26.4 1000 148 25 100 28| 16.8 0.0 16.8|308.8 0.0 308.8 308.8 0.93| 22.3 20.7 1500 159 28 112 26| 11.8 0.0 11.8|357.6 0.0 357.6 238.4 0.92| 17.7 16.2 2000 167 30 122 25| 9.1 0.0 9.1|392.1 0.0 392.1 196.1 0.91| 15.1 13.7 2500 174 31 131 23| 7.4 0.0 7.4|423.3 0.0 423.3 169.3 0.91| 13.5 12.3 3000 180 32 138 21| 5.8 0.0 5.8|429.3 -7.1 422.2 140.7 0.85| 12.0 10.2 4000 185 31 144 19| 4.3 0.9 5.2|429.3 -25.1 404.2 101.0 0.70| 9.9 6.9 5000 188 30 144 17| 3.5 1.4 4.9|429.3 -41.8 387.5 77.5 0.56| 8.6 4.8 6000 191 29 144 15| 3.6 1.2 4.8|447.7 -43.9 403.8 67.3 0.59| 8.4 5.0 Wrote GIF file: /home/apache/climate/data/raob//X1538/skewt/X1538.skewt.20250421.12.gif