UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 20 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 ------------------------------------------------------------------------------- SFC 1001 90 6.0 4.1 88 1.9 5.1 70 1 279.1 279.9 278.2 293.1 5.13 1 1000 98 5.8 3.3 84 2.5 4.6 70 1 279.0 279.8 277.8 292.2 4.85 2 976 296 4.2 0.8 79 3.4 2.7 36 7 279.3 280.0 277.0 290.8 4.15 3 974 313 7.4 3.4 76 4.0 5.5 33 7 282.7 283.5 279.8 296.6 5.01 4 965 390 7.0 2.0 70 5.0 4.6 20 9 283.0 283.8 279.5 295.8 4.58 5 933 667 7.4 -0.6 57 8.0 3.8 332 17 286.2 286.9 280.1 297.4 3.92 6 925 738 7.0 -2.0 53 9.0 3.0 320 19 286.5 287.1 279.8 296.7 3.56 7 909 881 5.6 -3.4 52 9.0 1.8 321 19 286.5 287.0 279.5 295.9 3.27 8 850 1425 1.0 -7.0 55 8.0 -2.0 325 21 287.2 287.7 279.0 294.9 2.66 9 774 2169 -5.1 -10.1 68 5.0 -6.8 308 26 288.4 288.8 279.1 295.2 2.29 10 772 2189 -3.7 -8.7 68 5.0 -5.5 308 26 290.1 290.6 280.3 297.7 2.56 11 771 2200 -2.9 -8.9 63 6.0 -5.1 307 26 291.1 291.6 280.7 298.6 2.53 12 735 2577 -4.5 -14.5 46 10.0 -7.7 299 28 293.4 293.7 280.7 298.5 1.69 13 700 2959 -7.3 -17.3 45 10.0 -10.1 290 31 294.4 294.7 280.8 298.7 1.40 14 692 3049 -7.9 -17.9 44 10.0 -10.7 290 31 294.7 294.9 280.8 298.9 1.35 15 638 3680 -8.9 -16.9 52 8.0 -11.3 290 34 300.5 300.8 283.6 305.5 1.59 16 500 5530 -20.5 -35.5 25 15.0 -22.7 290 42 308.0 308.1 285.1 309.3 0.37 17 492 5649 -20.9 -35.9 25 15.0 -23.1 290 42 309.0 309.0 285.4 310.2 0.36 18 436 6523 -28.7 -45.7 18 17.0 -30.2 290 41 310.0 310.0 285.5 310.5 0.15 19 430 6621 -29.7 -46.7 18 17.0 -31.1 290 41 309.9 309.9 285.5 310.4 0.13 20 400 7130 -33.5 -49.5 19 16.0 -34.6 290 40 311.4 311.5 286.0 311.8 0.10 21 351 8036 -39.1 -56.1 15 17.0 -39.8 283 45 315.8 315.8 287.4 316.0 0.05 22 326 8537 -43.9 -58.9 17 15.0 -44.4 279 49 315.9 315.9 287.4 316.0 0.04 23 300 9090 -47.3 -60.3 21 13.0 -47.7 275 52 318.7 318.7 288.3 318.8 0.04 24 298 9134 -47.3 -61.3 19 14.0 -47.7 275 52 319.3 319.3 288.5 319.4 0.03 25 293 9247 -46.5 -60.5 19 14.0 -46.9 275 52 322.0 322.0 289.4 322.1 0.04 26 266 9884 -50.5 -64.5 18 14.0 -50.8 275 52 325.2 325.2 290.3 325.3 0.02 27 250 10290 -50.1 -64.1 18 14.0 -50.4 275 52 331.6 331.6 292.2 331.7 0.03 28 232 10781 -49.7 -64.7 16 15.0 -50.1 275 50 339.4 339.4 294.2 339.5 0.03 29 211 11406 -47.9 -64.9 12 17.0 -48.4 275 47 351.5 351.5 297.0 351.6 0.03 30 200 11760 -49.1 -67.1 10 18.0 -49.6 275 46 355.0 355.0 297.7 355.1 0.02 31 164 13057 -50.9 -69.9 9 19.0 -51.4 275 50 372.7 372.7 301.1 372.8 0.02 32 150 13640 -48.9 -68.9 8 20.0 -49.6 275 52 385.8 385.8 303.2 385.9 0.02 33 130 14581 -48.3 -69.3 7 21.0 -49.1 271 46 403.0 403.0 305.6 403.1 0.03 34 107 15846 -54.5 -76.5 5 22.0 -55.0 267 39 414.3 414.3 307.0 414.4 0.01 35 100 16280 -53.7 -75.7 5 22.0 -54.3 265 36 424.0 424.0 308.2 424.0 0.01 36 87 17170 -54.1 -76.1 5 22.0 -54.8 265 32 440.4 440.4 309.9 440.5 0.01 37 70 18540 -60.1 -82.1 4 22.0 -60.5 265 27 455.8 455.8 311.4 455.8 0.01 38 67 18811 -62.7 -83.7 4 21.0 -63.0 268 25 455.9 455.9 311.4 456.0 0.01 39 50 20630 -57.9 -79.9 4 22.0 -58.6 290 15 507.0 507.0 315.4 507.1 0.01 40 47 21020 -56.3 -78.3 5 22.0 -57.2 292 15 519.9 519.9 316.3 520.0 0.02 41 30 23840 -60.1 -82.1 4 22.0 -61.0 310 15 580.8 580.8 319.7 580.9 0.02 42 29 24052 -60.3 -82.3 4 22.0 -61.2 306 14 585.9 585.9 319.9 586.0 0.02 43 23 25507 -58.1 -81.1 4 23.0 -59.5 277 6 632.5 632.5 322.0 632.7 0.02 44 20 26400 -52.7 -76.7 4 24.0 -55.4 260 1 674.9 674.9 323.6 675.3 0.06 45 13 29166 -55.9 -79.9 3 24.0 -58.6 269 6 752.3 752.3 326.0 752.7 0.05 46 11 30237 -53.1 -77.1 4 24.0 -57.1 273 8 799.3 799.3 327.3 800.2 0.10 47 10 30860 -47.7 -73.7 3 26.0 -53.9 275 9 841.5 841.6 328.2 843.3 0.18 48 8.5 31936 -46.5 -72.5 4 26.0 -53.8 886.2 886.4 329.2 889.0 0.25 49 8.0 32341 -43.3 -69.3 4 26.0 -52.4 914.5 914.7 329.8 919.3 0.42 TRP 266 9884 -50.5 -64.5 18 14.0 -50.8 275 52 325.2 325.2 290.3 325.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5432.00 m Freezing level: 837.54 mb = 1546.95 m = 5075.25 ft Wetbulb zero: 881.46 mb = 1130.36 m = 3708.48 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 49.99 % Est. max temperature: 14.11 C = 57.40 F Sfc-Lift cond lev (LCL): 972.18 mb = 328.54 m = 1077.87 ft T: 7.32 C 700-500 lapse rate: 5.13 C/km ThetaE index: 2.42 C Layer 925.0- 774.0 mb Conv cond level (CCL): 813.34 mb = 1775.19 m = 5824.06 ft Mean mixing ratio: 4.10 g/kg Conv temperature: 14.73 C = 58.51 F Cap Strength: 8.66 C Lifted Index: 11.88 C Risk: None Lifted Index @300 mb: 16.72 C Lifted Index @700 mb: 4.98 C Showalter Index: 12.06 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 13.50 C K Index: 4.50 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 3.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.76 J/kg Max Up Vert Vel: 8.57 m/s Conv Inhibition (B-): 61021.51 J/kg Cap Strength: 11.73 C Lift Cond Lev (LCL): 864.60 mb = 1286.94 m = 4222.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 326 at 22 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 1001 90 70 1 -0.9 -0.3 | 144 23 -13.3 18.3 1 1000 98 70 1 -0.9 -0.3 | 144 23 -13.3 18.3 2 925 738 320 19 12.2 -14.6 | 178 4 -0.1 4.0 3 850 1425 325 21 12.0 -17.2 | 168 1 -0.3 1.4 4 700 2959 290 31 29.1 -10.6 | 245 19 16.8 8.0 5 500 5530 290 42 39.5 -14.4 | 261 27 27.1 4.2 6 400 7130 290 40 37.6 -13.7 | 259 26 25.2 4.9 7 300 9090 275 52 51.8 -4.5 | 250 42 39.5 14.1 8 266 9884 275 52 51.8 -4.5 | 250 42 39.5 14.1 9 250 10290 275 52 51.8 -4.5 | 250 42 39.5 14.1 10 200 11760 275 46 45.8 -4.0 | 246 37 33.5 14.6 11 150 13640 275 52 51.8 -4.5 | 250 42 39.5 14.1 12 100 16280 265 36 35.9 3.1 | 227 32 23.5 21.7 13 70 18540 265 27 26.9 2.4 | 215 26 14.5 21.0 14 50 20630 290 15 14.1 -5.1 | 187 14 1.7 13.5 15 30 23840 310 15 11.5 -9.6 | 175 9 -0.9 9.0 16 20 26400 260 1 1.0 0.2 | 149 22 -11.4 18.8 17 10 30860 275 9 9.0 -0.8 | 169 18 -3.4 17.8 Wind Parameters Mean winds (0-6000m): 296.4 at 29.8 knts Storm direction: 326.4 at 22.3 knts Shear (0-3000m) pos: 0.0 neg: 5.5 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 101.8 deg Storm rel helicity (0-3000m) pos: 11.2 neg: -58.8 tot: -47.5 m^2/s^2 ave: -15.8 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.42 Bulk Shear: 88.30 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 ------------------------------------------------------------------------------- 500 349 8 135 15| 0.0 15.2 15.2| 0.0 -52.1 -52.1 -104.2 -0.52| 19.1-10.0 1000 322 13 153 9| 0.0 10.5 10.5| 7.7 -52.2 -44.4 -44.4 -0.14| 14.6 -2.1 1500 323 16 155 7| 0.0 7.7 7.7| 8.4 -52.3 -43.9 -29.3 -0.08| 10.8 -0.9 2000 320 18 169 5| 0.0 6.6 6.6| 9.7 -52.3 -42.6 -21.3 -0.03| 9.5 -0.3 2500 315 20 198 5| 0.0 6.0 6.0| 9.7 -54.1 -44.4 -17.7 -0.04| 8.9 -0.4 3000 309 21 220 7| 0.0 5.5 5.5| 11.2 -58.8 -47.5 -15.8 -0.05| 8.4 -0.4 4000 302 24 236 10| 0.0 4.7 4.7| 26.2 -58.8 -32.5 -8.1 0.00| 6.8 0.0 5000 299 27 245 13| 0.0 4.2 4.2| 41.2 -58.8 -17.5 -3.5 0.04| 5.9 0.3 6000 296 30 249 15| 0.0 3.6 3.6| 47.6 -61.0 -13.4 -2.2 0.05| 5.1 0.3 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250420.00.gif