UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 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 60 70 3 SFC 996 93 8.8 -9.2 27 18.0 2.2 70 3 282.3 282.6 275.5 287.8 1.91 2 963 372 8.0 -10.0 27 18.0 1.4 61 7 284.2 284.5 276.5 289.6 1.85 3 925 702 5.2 -12.8 26 18.0 -0.9 50 11 284.6 284.9 276.2 289.2 1.54 4 904 888 3.4 -14.6 25 18.0 -2.3 36 13 284.6 284.9 276.0 288.7 1.36 5 850 1384 0.8 -14.2 32 15.0 -4.0 360 19 287.0 287.2 277.4 291.5 1.50 6 807 1799 -1.3 -17.3 28 16.0 -6.0 351 22 289.0 289.3 278.0 292.8 1.22 7 750 2378 -5.9 -20.9 29 15.0 -9.7 337 25 290.2 290.3 278.2 293.2 0.96 8 742 2462 -6.5 -22.5 27 16.0 -10.4 336 26 290.4 290.6 278.2 293.0 0.85 9 719 2709 -4.7 -30.7 11 26.0 -10.1 330 28 295.0 295.1 279.7 296.4 0.41 10 700 2919 -6.1 -38.1 6 32.0 -11.5 325 29 295.7 295.8 279.7 296.4 0.20 11 664 3330 -8.5 -43.5 4 35.0 -13.5 324 34 297.5 297.6 280.4 298.0 0.12 12 609 4000 -9.1 -43.1 4 34.0 -14.2 323 43 304.3 304.3 283.3 304.8 0.14 13 501 5485 -17.7 -36.7 17 19.0 -20.7 320 62 311.3 311.3 286.2 312.4 0.33 14 500 5500 -18.1 -37.1 17 19.0 -21.0 320 62 311.0 311.0 286.1 312.1 0.32 15 443 6389 -25.1 -42.4 18 17.3 -27.0 320 64 313.1 313.1 286.7 313.8 0.21 16 405 7032 -30.3 -46.3 19 16.0 -31.7 320 60 314.5 314.5 287.1 315.0 0.15 17 400 7120 -30.9 -46.9 19 16.0 -32.2 320 60 314.8 314.9 287.2 315.4 0.14 18 378 7521 -33.7 -49.7 18 16.0 -34.8 319 60 316.3 316.3 287.6 316.7 0.11 19 346 8141 -35.5 -51.5 18 16.0 -36.5 317 61 321.9 321.9 289.5 322.3 0.10 20 314 8811 -41.5 -55.5 21 14.0 -42.1 316 62 322.6 322.6 289.6 322.9 0.07 21 300 9120 -43.1 -57.1 20 14.0 -43.6 315 62 324.6 324.6 290.2 324.8 0.06 22 286 9439 -44.7 -57.7 22 13.0 -45.2 315 62 326.8 326.8 290.9 327.0 0.06 23 276 9675 -47.3 -59.3 24 12.0 -47.7 315 62 326.4 326.4 290.7 326.6 0.05 24 250 10320 -51.7 -62.7 26 11.0 -52.0 315 62 329.2 329.2 291.5 329.3 0.03 25 212 11372 -57.7 -67.7 27 10.0 -57.8 311 59 335.7 335.8 293.3 335.8 0.02 26 206 11554 -56.9 -66.9 27 10.0 -57.1 311 59 339.8 339.8 294.3 339.9 0.02 27 200 11740 -57.9 -67.9 27 10.0 -58.0 310 58 341.1 341.1 294.6 341.2 0.02 28 193 11965 -59.1 -69.1 26 10.0 -59.2 310 56 342.6 342.6 295.0 342.7 0.02 29 182 12338 -55.5 -65.5 28 10.0 -55.7 311 52 354.3 354.3 297.6 354.4 0.03 30 181 12374 -55.7 -65.7 28 10.0 -55.9 311 51 354.5 354.5 297.6 354.7 0.03 31 165 12964 -56.9 -66.9 27 10.0 -57.1 313 45 362.0 362.0 299.1 362.2 0.03 32 156 13325 -52.1 -63.1 25 11.0 -52.5 314 41 376.1 376.1 301.6 376.3 0.05 33 150 13580 -52.5 -63.5 25 11.0 -52.9 315 38 379.6 379.6 302.2 379.8 0.05 34 104 15947 -52.7 -67.7 15 15.0 -53.3 297 21 421.2 421.2 307.9 421.4 0.04 35 100 16200 -54.1 -69.1 14 15.0 -54.6 295 19 423.2 423.2 308.1 423.4 0.03 36 88 17013 -57.5 -72.5 13 15.0 -57.9 291 20 432.1 432.1 309.1 432.3 0.02 37 78 17780 -53.9 -69.9 12 16.0 -54.6 288 20 454.8 454.8 311.3 455.0 0.04 38 70 18470 -56.7 -73.7 10 17.0 -57.3 285 21 463.1 463.1 312.1 463.2 0.03 39 64 19038 -57.3 -74.3 10 17.0 -57.9 281 20 473.8 473.8 313.0 473.9 0.03 40 50 20610 -54.3 -72.3 9 18.0 -55.3 270 17 515.5 515.5 316.0 515.8 0.04 41 44 21433 -51.7 -70.7 9 19.0 -53.2 269 18 541.1 541.1 317.6 541.5 0.06 42 39 22207 -55.7 -74.7 8 19.0 -56.8 268 18 549.9 550.0 318.1 550.2 0.04 43 34 23083 -54.5 -74.5 7 20.0 -55.9 266 19 575.1 575.1 319.5 575.4 0.05 44 30 23890 -50.9 -70.9 8 20.0 -53.1 265 19 605.9 605.9 320.9 606.6 0.09 45 27 24577 -48.3 -69.3 7 21.0 -51.3 259 22 631.7 631.8 322.0 632.7 0.13 46 20 26540 -49.9 -71.9 6 22.0 -53.2 240 31 683.4 683.5 323.9 684.4 0.12 47 13 29344 -51.9 -74.9 5 23.0 -55.7 766.1 766.2 326.4 767.2 0.11 TRP 193 11965 -59.1 -69.1 26 10.0 -59.2 310 56 342.6 342.6 295.0 342.7 0.02 WND 443 6389 -25.1 -42.4 18 17.3 -27.0 320 64 313.1 313.1 286.7 313.8 0.21 Sounding variables and indices 1000-500 mb thick: 5440.00 m Freezing level: 833.62 mb = 1542.20 m = 5059.64 ft Wetbulb zero: 939.29 mb = 576.19 m = 1890.36 ft Precipitable water: 0.19 inches Sfc-500 mean rel hum: 17.26 % Est. max temperature: 13.69 C = 56.65 F Sfc-Lift cond lev (LCL): 754.86 mb = 2326.97 m = 7634.32 ft T: -5.49 C 700-500 lapse rate: 4.65 C/km ThetaE index: 0.92 C Layer 925.0- 850.0 mb Conv cond level (CCL): 488.20 mb = 5675.44 m = 18619.98 ft Mean mixing ratio: 1.67 g/kg Conv temperature: 37.90 C = 100.22 F Cap Strength: 19.14 C Lifted Index: 18.85 C Risk: None Lifted Index @300 mb: 25.26 C Lifted Index @700 mb: 10.17 C Showalter Index: 17.04 C Risk: None Total Totals Index: 22.80 C Risk: None Vertical Totals Index: 18.90 C Cross Totals Index: 3.90 C K Index: -27.30 Risk: None Sweat Index: 100.00 Risk: None Energy Index: 4.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.56 J/kg Max Up Vert Vel: 4.14 m/s Conv Inhibition (B-): 64086.59 J/kg Cap Strength: 18.96 C Lift Cond Lev (LCL): 715.71 mb = 2744.87 m = 9005.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 358 at 26 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 ---------------------------------------------------------- 0 996 93 70 3 -2.8 -1.0 | 171 25 -3.9 25.0 1 925 702 50 11 -8.4 -7.1 | 153 21 -9.5 19.0 2 850 1384 360 19 -0.0 -19.0 | 171 7 -1.1 7.1 3 700 2919 325 29 16.6 -23.8 | 262 16 15.5 2.3 4 500 5500 320 62 39.9 -47.5 | 299 44 38.8 -21.4 5 443 6389 320 64 41.1 -49.0 | 300 46 40.1 -23.0 6 400 7120 320 60 38.6 -46.0 | 298 42 37.5 -19.9 7 300 9120 315 62 43.8 -43.8 | 293 46 42.8 -17.8 8 250 10320 315 62 43.8 -43.8 | 293 46 42.8 -17.8 9 200 11740 310 58 44.4 -37.3 | 285 45 43.3 -11.2 10 193 11965 310 56 42.9 -36.0 | 283 43 41.8 -9.9 11 150 13580 315 38 26.9 -26.9 | 272 26 25.8 -0.8 12 100 16200 295 19 17.2 -8.0 | 222 24 16.1 18.0 13 70 18470 285 21 20.3 -5.4 | 223 28 19.2 20.6 14 50 20610 270 17 17.0 -0.0 | 211 31 15.9 26.1 15 30 23890 265 19 18.9 1.7 | 213 33 17.8 27.7 16 20 26540 240 31 26.8 15.5 | 212 49 25.8 41.6 Wind Parameters Mean winds (0-6000m): 327.6 at 34.8 knts Storm direction: 357.6 at 26.1 knts Shear (0-3000m) pos: 0.0 neg: 5.5 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 96.9 deg Storm rel helicity (0-3000m) pos: 35.6 neg: -52.4 tot: -16.8 m^2/s^2 ave: -5.6 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: 0.05 Bulk Shear: 162.73 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 55 6 165 23| 0.0 6.9 6.9| 0.0 -38.2 -38.2 -76.4 -0.88| 7.0 -6.2 1000 43 9 159 21| 0.0 7.1 7.1| 0.5 -52.4 -52.0 -52.0 -0.52| 8.5 -4.4 1500 22 12 159 16| 0.0 6.8 6.8| 11.6 -52.4 -40.8 -27.2 -0.13| 8.9 -1.2 2000 9 15 164 12| 0.0 6.1 6.1| 19.1 -52.4 -33.3 -16.7 0.05| 8.1 0.4 2500 358 17 177 9| 0.0 5.6 5.6| 25.6 -52.4 -26.9 -10.7 0.12| 7.7 0.9 3000 349 19 199 8| 0.0 5.5 5.5| 35.6 -52.4 -16.8 -5.6 0.16| 7.5 1.2 4000 338 23 241 9| 0.0 5.8 5.8| 79.3 -52.4 26.9 6.7 0.26| 7.3 1.9 5000 332 29 268 13| 0.0 6.0 6.0|117.7 -52.4 65.3 13.1 0.28| 7.1 2.0 6000 328 35 281 18| 0.0 5.5 5.5|136.6 -52.4 84.2 14.0 0.28| 6.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250416.12.gif