UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 16 APR 25 Station: X1977 WMO ident: 31977 Latitude: 43.27 Longitude: 132.05 ------------------------------------------------------------------------------- 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 30 340 11 SFC 993 88 8.0 -4.0 42 12.0 3.1 340 11 281.7 282.2 276.6 289.8 2.86 2 925 666 2.0 -12.0 35 14.0 -2.6 335 23 281.4 281.6 274.6 286.1 1.64 3 865 1202 -3.1 -13.1 46 10.0 -6.1 343 25 281.5 281.8 274.6 286.2 1.61 4 850 1340 -4.1 -15.1 42 11.0 -7.2 345 25 281.9 282.1 274.5 285.9 1.39 5 827 1555 -6.1 -19.1 35 13.0 -9.3 344 27 282.0 282.1 274.0 285.0 1.02 6 816 1660 -6.7 -19.7 35 13.0 -9.9 343 29 282.4 282.6 274.2 285.3 0.98 7 811 1708 -4.7 -20.7 27 16.0 -8.7 343 29 285.0 285.2 275.5 287.8 0.91 8 792 1895 -3.7 -31.7 9 28.0 -9.1 341 31 288.0 288.1 276.2 289.1 0.34 9 772 2096 -5.1 -37.1 6 32.0 -10.5 340 33 288.6 288.7 276.3 289.3 0.20 10 705 2804 -8.3 -39.3 6 31.0 -13.0 335 41 292.7 292.7 278.3 293.3 0.18 11 700 2859 -8.9 -39.9 6 31.0 -13.5 335 42 292.6 292.7 278.2 293.2 0.17 12 500 5360 -27.9 -49.9 10 22.0 -29.5 325 44 299.0 299.0 281.0 299.3 0.08 13 487 5548 -29.3 -51.3 10 22.0 -30.7 326 48 299.6 299.6 281.3 299.8 0.07 14 443 6222 -30.7 -52.7 10 22.0 -32.1 328 62 306.0 306.0 283.9 306.3 0.07 15 400 6940 -34.5 -54.5 11 20.0 -35.5 330 77 310.2 310.2 285.4 310.4 0.06 16 341 8043 -41.1 -61.1 10 20.0 -41.8 330 85 315.7 315.7 287.3 315.8 0.03 17 330 8266 -40.9 -60.9 10 20.0 -41.6 330 86 318.9 318.9 288.4 319.0 0.03 18 326 8349 -41.4 -61.4 10 20.0 -42.1 330 87 319.3 319.3 288.6 319.4 0.03 19 303 8843 -44.5 -64.5 9 20.0 -45.0 334 80 321.7 321.7 289.3 321.8 0.02 20 300 8910 -44.5 -64.5 9 20.0 -45.0 335 79 322.6 322.6 289.6 322.7 0.02 21 250 10120 -48.3 -69.3 7 21.0 -48.7 330 68 334.3 334.3 292.9 334.3 0.01 22 245 10253 -48.7 -69.7 7 21.0 -49.1 330 68 335.6 335.6 293.2 335.7 0.01 23 214 11143 -47.1 -69.1 6 22.0 -47.7 323 57 351.3 351.3 297.0 351.4 0.02 24 200 11590 -47.5 -69.5 6 22.0 -48.1 320 52 357.6 357.6 298.2 357.6 0.02 25 164 12895 -47.1 -71.1 5 24.0 -47.9 296 41 379.1 379.1 302.1 379.2 0.02 26 150 13480 -49.5 -73.5 4 24.0 -50.1 285 36 384.8 384.8 303.0 384.8 0.01 27 108 15615 -54.9 -78.9 4 24.0 -55.4 330 21 412.5 412.5 306.8 412.5 0.01 28 100 16110 -53.3 -77.3 4 24.0 -53.9 340 17 424.7 424.7 308.3 424.8 0.01 29 73 18123 -53.9 -77.9 4 24.0 -54.7 269 19 463.5 463.5 312.1 463.5 0.01 30 70 18390 -56.7 -79.7 4 23.0 -57.3 260 19 463.1 463.1 312.0 463.1 0.01 31 68 18573 -57.3 -80.3 4 23.0 -57.9 259 19 465.6 465.6 312.3 465.7 0.01 32 61 19266 -52.7 -76.7 4 24.0 -53.8 256 17 490.6 490.6 314.2 490.7 0.02 33 50 20540 -55.7 -79.7 3 24.0 -56.6 250 15 512.2 512.2 315.8 512.3 0.01 34 48 20799 -56.7 -79.7 4 23.0 -57.6 248 15 515.8 515.9 316.1 515.9 0.01 35 30 23810 -52.1 -76.1 4 24.0 -54.2 230 15 602.6 602.6 320.7 602.9 0.04 36 24 25248 -54.3 -78.3 4 24.0 -56.3 233 26 635.9 635.9 322.2 636.2 0.04 37 23 25523 -51.1 -75.1 4 24.0 -53.8 233 28 653.1 653.2 322.8 653.6 0.06 38 20 26430 -51.9 -75.9 4 24.0 -54.8 235 35 677.3 677.3 323.7 677.8 0.06 39 18 27109 -54.3 -78.3 4 24.0 -56.8 690.5 690.5 324.1 690.9 0.05 40 13 29198 -53.7 -77.7 4 24.0 -57.1 759.9 759.9 326.2 760.6 0.07 TRP 245 10253 -48.7 -69.7 7 21.0 -49.1 330 68 335.6 335.6 293.2 335.7 0.01 WND 326 8349 -41.4 -61.4 10 20.0 -42.1 330 87 319.3 319.3 288.6 319.4 0.03 Sounding variables and indices 1000-500 mb thick: 5330.00 m Freezing level: 901.47 mb = 876.12 m = 2874.37 ft Wetbulb zero: 955.93 mb = 397.96 m = 1305.63 ft Precipitable water: 0.16 inches Sfc-500 mean rel hum: 17.38 % Est. max temperature: 8.17 C = 46.70 F Sfc-Lift cond lev (LCL): 825.76 mb = 1566.94 m = 5140.82 ft T: -6.17 C 700-500 lapse rate: 7.60 C/km ThetaE index: 3.69 C Layer 925.0- 865.0 mb Conv cond level (CCL): 641.41 mb = 3508.77 m = 11511.58 ft Mean mixing ratio: 2.05 g/kg Conv temperature: 20.69 C = 69.24 F Cap Strength: 8.67 C Lifted Index: 10.28 C Risk: None Lifted Index @300 mb: 25.03 C Lifted Index @700 mb: 8.48 C Showalter Index: 11.40 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 12.80 C K Index: -22.30 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 2.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.28 J/kg Max Up Vert Vel: 1.60 m/s Conv Inhibition (B-): 66491.28 J/kg Cap Strength: 10.23 C Lift Cond Lev (LCL): 774.23 mb = 2073.08 m = 6801.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 28 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 ---------------------------------------------------------- 0 993 88 340 11 3.8 -10.3 | 195 18 4.9 17.6 1 925 666 335 23 9.7 -20.8 | 237 13 10.8 7.1 2 850 1340 345 25 6.5 -24.1 | 243 8 7.6 3.8 3 700 2859 335 42 17.7 -38.1 | 298 21 18.8 -10.1 4 500 5360 325 44 25.2 -36.0 | 287 28 26.3 -8.1 5 400 6940 330 77 38.5 -66.7 | 314 55 39.6 -38.7 6 326 8349 330 87 43.5 -75.3 | 317 65 44.6 -47.4 7 300 8910 335 79 33.4 -71.6 | 322 56 34.5 -43.6 8 250 10120 330 68 34.0 -58.9 | 311 47 35.1 -30.9 9 245 10253 330 68 34.0 -58.9 | 311 47 35.1 -30.9 10 200 11590 320 52 33.4 -39.8 | 289 37 34.5 -11.9 11 150 13480 285 36 34.8 -9.3 | 243 40 35.9 18.6 12 100 16110 340 17 5.8 -16.0 | 210 14 6.9 12.0 13 70 18390 260 19 18.7 3.3 | 212 37 19.8 31.3 14 50 20540 250 15 14.1 5.1 | 205 36 15.2 33.1 15 30 23810 230 15 11.5 9.6 | 199 40 12.6 37.6 16 20 26430 235 35 28.7 20.1 | 212 57 29.8 48.0 Wind Parameters Mean winds (0-6000m): 332.2 at 37.3 knts Storm direction: 2.2 at 28.0 knts Shear (0-3000m) pos: 1.2 neg: 4.4 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 101.7 deg Storm rel helicity (0-3000m) pos: 77.9 neg: -2.1 tot: 75.8 m^2/s^2 ave: 25.3 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 59.64 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 ------------------------------------------------------------------------------- 500 337 16 210 15| 0.0 10.7 10.7| 34.6 0.0 34.6 69.1 0.84| 10.8 9.0 1000 337 20 222 13| 1.9 5.4 7.2| 42.6 0.0 42.6 42.6 0.75| 7.7 5.8 1500 340 22 228 11| 2.5 3.6 6.0| 50.1 0.0 50.1 33.4 0.75| 6.6 5.0 2000 340 24 239 11| 1.8 4.2 6.0| 62.5 0.0 62.5 31.3 0.75| 6.5 4.8 2500 340 26 253 11| 1.5 4.6 6.0| 73.4 0.0 73.4 29.4 0.69| 6.4 4.4 3000 338 29 264 12| 1.2 4.4 5.6| 77.9 -2.1 75.8 25.3 0.63| 6.0 3.8 4000 336 32 276 14| 0.9 3.5 4.4| 77.9 -13.6 64.3 16.1 0.53| 4.9 2.6 5000 334 35 281 17| 0.7 2.9 3.7| 77.9 -26.5 51.4 10.3 0.44| 4.3 1.9 6000 332 37 285 19| 1.5 2.9 4.3|159.3 -29.3 130.0 21.7 0.47| 4.9 2.3 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250416.00.gif