UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for X1538... Searching the city database file for: X1538 ... Date:1200Z 20 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 97 SFC 970 347 5.8 1.5 74 4.3 3.8 235 1 281.4 282.1 278.4 293.6 4.39 2 925 734 3.2 -0.7 76 3.9 1.5 285 5 282.6 283.3 278.4 293.6 3.92 3 850 1413 -2.3 -4.7 84 2.4 -3.2 20 3 283.7 284.3 278.0 292.8 3.17 4 849 1422 -2.3 -4.7 84 2.4 -3.2 20 3 283.8 284.4 278.1 292.9 3.17 5 834 1564 -2.7 -4.8 85 2.1 -3.5 27 3 284.9 285.4 278.6 294.0 3.21 6 780 2092 -4.3 -7.6 78 3.3 -5.5 53 4 288.6 289.1 279.9 296.7 2.76 7 700 2937 -9.1 -13.3 72 4.2 -10.4 95 5 292.4 292.8 280.6 298.3 1.96 8 611 3975 -15.5 -21.5 60 6.0 -16.9 30 7 296.6 296.8 281.4 300.2 1.12 9 516 5223 -25.9 -34.9 43 9.0 -27.0 310 10 298.8 298.8 281.3 300.0 0.38 10 500 5450 -27.5 -36.5 42 9.0 -28.5 295 11 299.5 299.6 281.6 300.6 0.34 11 492 5566 -27.7 -37.7 38 10.0 -28.8 297 13 300.6 300.7 282.0 301.7 0.30 12 474 5834 -28.5 -36.5 46 8.0 -29.4 302 17 302.9 302.9 283.0 304.1 0.35 13 400 7030 -37.1 -42.1 60 5.0 -37.5 325 36 306.8 306.8 284.4 307.6 0.24 14 335 8233 -46.1 -50.9 58 4.8 -46.3 316 35 310.4 310.4 285.6 310.8 0.11 15 331 8313 -46.9 -51.8 57 4.9 -47.1 315 35 310.4 310.4 285.6 310.8 0.10 16 300 8960 -50.3 -55.3 55 5.0 -50.4 310 35 314.5 314.5 287.0 314.7 0.07 17 282 9362 -51.9 -57.9 48 6.0 -52.1 315 31 317.8 317.8 288.1 318.0 0.05 18 269 9669 -48.7 -54.7 50 6.0 -48.9 309 31 326.7 326.8 290.9 327.1 0.08 19 250 10150 -49.1 -55.1 50 6.0 -49.3 300 31 333.1 333.1 292.6 333.4 0.09 20 217 11074 -50.9 -58.9 38 8.0 -51.1 287 31 344.0 344.1 295.3 344.3 0.06 21 212 11227 -47.7 -55.7 39 8.0 -48.1 285 31 351.3 351.4 297.0 351.7 0.10 22 200 11610 -48.7 -57.7 34 9.0 -49.1 280 31 355.7 355.7 297.9 356.0 0.08 23 150 13490 -51.9 -63.9 22 12.0 -52.3 270 27 380.6 380.7 302.4 380.9 0.05 24 100 16110 -54.5 -69.5 14 15.0 -55.0 275 21 422.4 422.4 308.0 422.6 0.03 25 70 18400 -55.9 -72.9 10 17.0 -56.5 295 9 464.8 464.8 312.2 465.0 0.03 26 56 19816 -56.5 -74.5 9 18.0 -57.2 288 12 494.1 494.1 314.5 494.2 0.03 27 53 20167 -53.9 -72.9 8 19.0 -54.9 287 12 507.9 507.9 315.5 508.2 0.04 28 50 20540 -55.3 -74.3 8 19.0 -56.2 285 13 513.2 513.2 315.9 513.4 0.03 29 42 21648 -57.3 -76.3 7 19.0 -58.2 336 12 534.4 534.5 317.2 534.6 0.03 30 36 22631 -53.7 -73.7 7 20.0 -55.2 21 10 567.8 567.9 319.0 568.2 0.05 31 30 23800 -55.1 -75.1 7 20.0 -56.6 75 9 594.4 594.4 320.4 594.8 0.05 32 21 26078 -55.3 -76.3 6 21.0 -57.3 5 9 657.7 657.7 323.0 658.1 0.06 33 20 26390 -54.1 -75.1 6 21.0 -56.4 355 9 670.6 670.6 323.4 671.2 0.07 34 17 27438 -51.9 -73.9 5 22.0 -55.1 709.5 709.6 324.8 710.4 0.10 TRP 282 9362 -51.9 -57.9 48 6.0 -52.1 315 31 317.8 317.8 288.1 318.0 0.05 WND Sounding variables and indices 1000-500 mb thick: 5353.00 m Freezing level: 881.36 mb = 1129.05 m = 3704.20 ft Wetbulb zero: 901.39 mb = 941.59 m = 3089.17 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 66.94 % Est. max temperature: 10.19 C = 50.34 F Sfc-Lift cond lev (LCL): 907.93 mb = 883.55 m = 2898.76 ft T: 1.99 C 700-500 lapse rate: 7.32 C/km ThetaE index: 0.85 C Layer 925.0- 849.0 mb Conv cond level (CCL): 853.96 mb = 1375.72 m = 4513.48 ft Mean mixing ratio: 3.87 g/kg Conv temperature: 8.07 C = 46.52 F Cap Strength: 5.81 C Lifted Index: 6.17 C Risk: None Lifted Index @300 mb: 14.95 C Lifted Index @700 mb: 4.30 C Showalter Index: 6.64 C Risk: None Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 22.80 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 17.00 Risk: None Energy Index: 1.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.78 J/kg Max Up Vert Vel: 3.95 m/s Conv Inhibition (B-): 56216.51 J/kg Cap Strength: 5.95 C Lift Cond Lev (LCL): 868.29 mb = 1242.05 m = 4074.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 347 at 6 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 ---------------------------------------------------------- 0 970 347 235 1 0.8 0.6 | 175 6 -0.5 6.3 1 925 734 285 5 4.8 -1.3 | 218 6 3.5 4.4 2 850 1413 20 3 -1.0 -2.8 | 141 4 -2.4 2.9 3 700 2937 95 5 -5.0 0.4 | 134 9 -6.3 6.2 4 500 5450 295 11 10.0 -4.6 | 263 9 8.6 1.1 5 400 7030 325 36 20.6 -29.5 | 321 31 19.3 -23.8 6 300 8960 310 35 26.8 -22.5 | 303 31 25.5 -16.8 7 282 9362 315 31 21.9 -21.9 | 308 26 20.6 -16.2 8 250 10150 300 31 26.8 -15.5 | 291 27 25.5 -9.8 9 200 11610 280 31 30.5 -5.4 | 269 29 29.2 0.3 10 150 13490 270 27 27.0 -0.0 | 257 26 25.7 5.7 11 100 16110 275 21 20.9 -1.8 | 259 20 19.6 3.9 12 70 18400 295 9 8.2 -3.8 | 254 7 6.8 1.9 13 50 20540 285 13 12.6 -3.4 | 258 11 11.2 2.3 14 30 23800 75 9 -8.7 -2.3 | 109 11 -10.0 3.4 15 20 26390 355 9 0.8 -9.0 | 10 3 -0.6 -3.3 Wind Parameters Mean winds (0-6000m): 316.8 at 7.8 knts Storm direction: 346.8 at 5.9 knts Shear (0-3000m) pos: 1.0 neg: 0.4 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): -58.0 deg Storm rel helicity (0-3000m) pos: 9.6 neg: -8.9 tot: 0.7 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 3.4 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.03 Bulk Shear: 3.83 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 ------------------------------------------------------------------------------- 500 282 3 202 5| 4.5 0.0 4.5| 7.7 0.0 7.7 15.4 0.77| 6.3 4.8 1000 302 4 205 4| 2.0 0.0 2.0| 7.7 -2.2 5.5 5.5 0.12| 5.7 0.7 1500 328 4 191 3| 1.6 0.0 1.6| 7.7 -3.3 4.4 3.0 0.03| 4.5 0.1 2000 358 4 150 2| 1.3 0.0 1.3| 7.8 -3.5 4.2 2.1 0.02| 3.8 0.1 2500 29 4 127 4| 1.2 0.0 1.2| 9.2 -3.5 5.7 2.3 0.06| 3.5 0.2 3000 49 4 125 5| 1.0 0.4 1.4| 9.6 -8.9 0.7 0.2 -0.07| 3.4 -0.2 4000 35 5 113 5| 0.7 1.2 1.9| 9.6 -19.0 -9.4 -2.4 -0.30| 3.6 -1.1 5000 343 6 252 0| 0.6 1.6 2.1| 9.6 -30.0 -20.4 -4.1 -0.45| 4.0 -1.8 6000 317 8 270 4| 1.1 1.3 2.4| 45.4 -31.9 13.4 2.2 -0.16| 4.8 -0.8 Wrote GIF file: /home/apache/climate/data/raob//X1538/skewt/X1538.skewt.20250420.12.gif