UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 17 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 83 0 0 SFC 999 91 7.4 -4.6 42 12.0 2.6 0 0 280.6 281.1 275.8 288.3 2.71 2 984 215 6.2 -6.8 39 13.0 1.3 11 3 280.6 281.0 275.2 287.3 2.33 3 980 249 7.6 -7.4 34 15.0 1.9 14 4 282.4 282.8 276.0 288.8 2.23 4 950 504 6.2 -9.8 31 16.0 0.4 36 10 283.5 283.8 276.2 289.0 1.91 5 943 565 6.0 -10.0 31 16.0 0.3 41 11 283.9 284.2 276.3 289.4 1.89 6 931 670 6.6 -11.4 26 18.0 0.3 50 14 285.5 285.8 276.9 290.6 1.71 7 925 723 6.6 -13.4 22 20.0 -0.2 55 15 286.1 286.3 276.9 290.4 1.47 8 923 741 6.6 -13.4 22 20.0 -0.2 52 15 286.2 286.5 277.0 290.6 1.47 9 893 1011 4.6 -15.4 22 20.0 -1.8 3 11 286.9 287.1 277.0 290.8 1.29 10 850 1412 4.2 -16.8 20 21.0 -2.4 290 5 290.5 290.8 278.7 294.2 1.21 11 804 1862 2.4 -16.6 23 19.0 -3.6 291 10 293.3 293.5 280.1 297.3 1.30 12 788 2025 2.8 -25.2 11 28.0 -4.6 292 11 295.4 295.5 280.2 297.4 0.63 13 764 2274 2.0 -32.0 6 34.0 -5.7 293 14 297.2 297.2 280.6 298.3 0.34 14 700 2975 -1.1 -23.1 17 22.0 -7.2 295 21 301.3 301.4 283.0 304.0 0.85 15 670 3323 -2.5 -21.5 22 19.0 -7.9 295 22 303.5 303.7 284.1 306.8 1.02 16 500 5570 -19.9 -32.9 30 13.0 -22.0 295 27 308.8 308.9 285.5 310.4 0.48 17 494 5659 -20.7 -33.7 30 13.0 -22.8 296 28 308.9 308.9 285.5 310.4 0.45 18 489 5734 -21.1 -34.1 30 13.0 -23.1 296 28 309.3 309.4 285.6 310.8 0.44 19 427 6716 -27.7 -42.7 23 15.0 -29.2 302 35 313.1 313.1 286.7 313.8 0.21 20 400 7180 -31.5 -44.5 27 13.0 -32.6 305 38 314.0 314.1 287.0 314.7 0.18 21 300 9150 -47.3 -63.3 14 16.0 -47.7 305 40 318.7 318.7 288.3 318.8 0.03 22 274 9747 -52.1 -66.1 17 14.0 -52.4 300 41 320.1 320.1 288.8 320.2 0.02 23 250 10340 -55.1 -68.1 18 13.0 -55.3 295 42 324.1 324.2 290.0 324.2 0.02 24 237 10677 -57.7 -69.7 20 12.0 -57.8 290 42 325.2 325.2 290.3 325.3 0.01 25 229 10893 -56.1 -68.1 21 12.0 -56.3 290 40 330.9 330.9 292.0 330.9 0.02 26 200 11750 -55.1 -67.1 21 12.0 -55.3 290 33 345.5 345.5 295.7 345.6 0.02 27 169 12835 -52.5 -66.5 17 14.0 -52.9 287 32 366.9 366.9 300.0 367.0 0.03 28 152 13516 -56.3 -71.3 14 15.0 -56.6 285 31 371.7 371.7 300.9 371.7 0.02 29 150 13600 -55.3 -70.3 14 15.0 -55.6 285 31 374.8 374.8 301.4 374.9 0.02 30 133 14362 -56.5 -72.5 12 16.0 -56.8 284 29 385.8 385.8 303.2 385.9 0.02 31 113 15405 -51.3 -69.3 10 18.0 -52.0 282 27 413.9 413.9 307.0 414.0 0.03 32 100 16190 -54.7 -73.7 8 19.0 -55.2 280 25 422.0 422.0 308.0 422.1 0.02 33 91 16790 -57.5 -76.5 7 19.0 -57.9 277 24 428.0 428.0 308.6 428.1 0.01 34 70 18450 -57.3 -77.3 6 20.0 -57.9 270 21 461.8 461.8 312.0 461.9 0.01 35 64 19017 -57.1 -78.1 5 21.0 -57.7 277 18 474.2 474.2 313.0 474.3 0.01 36 57 19744 -60.3 -80.3 6 20.0 -60.8 285 14 482.9 482.9 313.7 483.0 0.01 37 50 20570 -55.7 -77.7 5 22.0 -56.6 295 9 512.2 512.2 315.8 512.3 0.02 38 46 21103 -54.9 -76.9 5 22.0 -56.0 290 10 526.5 526.5 316.7 526.7 0.02 39 39 22156 -56.3 -78.3 5 22.0 -57.3 280 13 548.4 548.4 318.0 548.6 0.02 40 34 23039 -51.1 -74.1 5 23.0 -53.1 272 15 584.0 584.1 319.9 584.4 0.05 41 30 23850 -52.9 -76.9 4 24.0 -54.8 265 17 600.4 600.4 320.6 600.7 0.04 42 27 24527 -53.9 -77.9 4 24.0 -55.8 262 18 616.0 616.0 321.3 616.2 0.03 43 23 25564 -50.3 -75.3 4 25.0 -53.3 258 18 655.5 655.5 322.9 656.0 0.06 44 20 26470 -52.7 -76.7 4 24.0 -55.4 255 19 674.9 674.9 323.6 675.3 0.06 45 16 27898 -54.5 -78.5 4 24.0 -57.2 713.5 713.5 324.8 713.9 0.05 46 15 28313 -51.1 -75.1 4 24.0 -54.8 738.1 738.1 325.6 738.9 0.10 47 10 30960 -47.9 -72.9 4 25.0 -54.0 840.7 840.8 328.2 842.8 0.20 48 9.7 31161 -47.1 -73.1 4 26.0 -53.7 851.1 851.2 328.5 853.2 0.20 TRP 237 10677 -57.7 -69.7 20 12.0 -57.8 290 42 325.2 325.2 290.3 325.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5487.00 m Freezing level: 722.71 mb = 2726.31 m = 8944.48 ft Wetbulb zero: 927.28 mb = 702.78 m = 2305.68 ft Precipitable water: 0.23 inches Sfc-500 mean rel hum: 22.52 % Est. max temperature: 17.37 C = 63.27 F Sfc-Lift cond lev (LCL): 830.50 mb = 1599.80 m = 5248.63 ft T: 3.45 C 700-500 lapse rate: 7.24 C/km ThetaE index: 1.03 C Layer 984.0- 980.0 mb Conv cond level (CCL): 522.58 mb = 5230.96 m = 17161.74 ft Mean mixing ratio: 1.89 g/kg Conv temperature: 34.83 C = 94.69 F Cap Strength: 16.05 C Lifted Index: 16.70 C Risk: None Lifted Index @300 mb: 20.77 C Lifted Index @700 mb: 14.88 C Showalter Index: 13.19 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 3.10 C K Index: -14.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.78 J/kg Max Up Vert Vel: 7.32 m/s Conv Inhibition (B-): 64564.62 J/kg Cap Strength: 16.68 C Lift Cond Lev (LCL): 734.76 mb = 2586.79 m = 8486.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 14 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 ---------------------------------------------------------- 0 999 91 0 0 -0.0 -0.0 | 150 14 -6.9 11.9 1 925 723 55 15 -12.3 -8.6 | 100 19 -19.2 3.3 2 850 1412 290 5 4.7 -1.7 | 168 10 -2.2 10.2 3 700 2975 295 21 19.0 -8.9 | 256 13 12.1 3.1 4 500 5570 295 27 24.5 -11.4 | 268 18 17.6 0.5 5 400 7180 305 38 31.1 -21.8 | 292 26 24.2 -9.9 6 300 9150 305 40 32.8 -22.9 | 293 28 25.9 -11.0 7 250 10340 295 42 38.1 -17.7 | 281 32 31.2 -5.8 8 237 10677 290 42 39.5 -14.4 | 274 33 32.6 -2.4 9 200 11750 290 33 31.0 -11.3 | 268 24 24.1 0.6 10 150 13600 285 31 29.9 -8.0 | 260 23 23.0 3.9 11 100 16190 280 25 24.6 -4.3 | 247 19 17.7 7.6 12 70 18450 270 21 21.0 -0.0 | 230 18 14.1 11.9 13 50 20570 295 9 8.2 -3.8 | 189 8 1.3 8.1 14 30 23850 265 17 16.9 1.5 | 217 17 10.0 13.4 15 20 26470 255 19 18.4 4.9 | 214 20 11.4 16.8 Wind Parameters Mean winds (0-6000m): 299.9 at 18.4 knts Storm direction: 329.9 at 13.8 knts Shear (0-3000m) pos: 2.7 neg: 2.7 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 106.7 deg Storm rel helicity (0-3000m) pos: 51.2 neg: -44.8 tot: 6.4 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.43 Bulk Shear: 62.74 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 58 6 127 15| 12.2 0.0 12.2| 0.0 -32.5 -32.5 -65.0 -0.78| 13.3-10.4 1000 44 9 111 14| 6.1 5.2 11.3| 5.9 -44.8 -38.9 -38.9 -0.32| 15.6 -5.1 1500 40 8 114 14| 4.1 5.4 9.5| 18.3 -44.8 -26.5 -17.7 -0.07| 13.9 -1.0 2000 9 9 112 9| 2.9 4.1 7.0| 29.9 -44.8 -15.0 -7.5 0.05| 11.7 0.5 2500 335 10 139 4| 2.7 3.3 6.0| 41.5 -44.8 -3.4 -1.3 0.14| 10.4 1.4 3000 317 11 194 4| 2.7 2.7 5.4| 51.2 -44.8 6.4 2.1 0.19| 9.4 1.7 4000 306 14 231 6| 2.0 2.2 4.3| 56.0 -44.8 11.2 2.8 0.20| 7.4 1.5 5000 302 16 245 8| 1.6 2.0 3.6| 60.9 -44.8 16.0 3.2 0.21| 6.1 1.3 6000 300 18 253 9| 1.7 1.6 3.4| 77.7 -44.8 32.9 5.5 0.25| 5.5 1.4 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250417.00.gif