UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 17 OCT 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 1014 87 3.6 1.5 86 2.1 2.7 70 1 275.7 276.4 275.1 287.1 4.20 1 1000 200 3.2 0.1 80 3.1 1.9 70 3 276.4 277.0 275.0 286.9 3.85 2 958 549 2.4 -0.3 82 2.7 1.3 7 9 279.0 279.6 276.5 289.7 3.90 3 926 826 4.6 2.3 85 2.3 3.5 317 13 283.9 284.8 280.3 297.6 4.88 4 925 835 4.6 2.3 85 2.3 3.5 315 13 284.0 284.9 280.3 297.7 4.88 5 899 1067 4.0 1.5 84 2.5 2.8 308 14 285.7 286.5 281.0 299.1 4.74 6 871 1325 4.6 2.3 85 2.3 3.5 301 14 288.9 289.9 282.9 303.8 5.19 7 850 1524 3.8 1.3 84 2.5 2.6 295 15 290.1 291.0 283.1 304.3 4.95 8 746 2574 -1.7 -4.2 83 2.5 -2.8 265 22 295.2 295.9 283.9 306.3 3.75 9 742 2617 -0.7 -3.3 83 2.6 -1.9 264 22 296.7 297.5 284.8 308.7 4.04 10 738 2660 -1.9 -4.5 82 2.6 -3.0 262 22 295.9 296.5 284.1 306.9 3.71 11 700 3079 -3.7 -6.5 81 2.8 -4.8 250 25 298.4 299.0 284.8 308.5 3.36 12 537 5130 -14.3 -17.8 75 3.5 -15.3 258 38 309.2 309.6 287.1 314.9 1.76 13 525 5301 -13.9 -17.3 75 3.4 -14.9 259 40 311.7 312.1 288.1 317.8 1.87 14 500 5670 -16.3 -19.6 76 3.3 -17.2 260 42 313.2 313.5 288.2 318.5 1.62 15 482 5946 -17.9 -21.5 73 3.6 -18.8 258 50 314.5 314.8 288.5 319.3 1.42 16 429 6819 -18.3 -21.5 76 3.2 -19.2 253 74 324.6 325.0 291.7 330.2 1.60 17 400 7340 -21.3 -24.7 74 3.4 -22.1 250 89 327.3 327.6 292.2 331.9 1.29 18 344 8436 -28.1 -32.0 69 3.9 -28.8 253 95 332.5 332.7 293.2 335.3 0.76 19 327 8797 -31.5 -35.2 70 3.7 -32.0 254 97 332.7 332.8 293.0 334.9 0.59 20 300 9400 -36.7 -40.5 68 3.8 -37.1 255 101 333.6 333.7 293.1 335.1 0.37 21 250 10640 -45.3 -49.1 65 3.8 -45.5 260 103 338.7 338.8 294.1 339.4 0.18 22 242 10856 -47.5 -51.2 66 3.7 -47.7 261 108 338.6 338.6 294.1 339.2 0.14 23 208 11840 -54.7 -58.6 62 3.9 -54.8 268 130 342.3 342.3 294.9 342.6 0.07 24 200 12090 -56.1 -59.8 63 3.7 -56.2 270 136 343.9 343.9 295.3 344.2 0.06 25 186 12548 -60.1 -63.9 61 3.8 -60.2 270 141 344.7 344.7 295.5 344.8 0.04 26 176 12893 -60.3 -64.0 61 3.8 -60.3 275 145 349.9 349.9 296.7 350.0 0.04 27 154 13725 -60.7 -64.4 62 3.7 -60.8 275 132 362.8 362.8 299.2 363.0 0.04 28 150 13890 -59.1 -63.1 60 4.0 -59.2 275 130 368.3 368.3 300.3 368.5 0.05 29 148 13974 -57.9 -61.9 60 4.0 -58.0 275 129 371.7 371.8 300.9 372.0 0.06 30 114 15586 -65.7 -69.6 58 3.9 -65.8 268 100 386.0 386.1 303.2 386.2 0.03 31 110 15804 -63.1 -67.5 55 4.4 -63.2 267 96 394.9 394.9 304.5 395.1 0.04 32 100 16390 -62.5 -67.0 55 4.5 -62.6 265 85 407.0 407.0 306.2 407.2 0.05 33 93 16838 -62.7 -67.2 55 4.5 -62.8 264 75 415.1 415.1 307.2 415.4 0.05 34 89 17108 -65.1 -69.4 55 4.3 -65.2 263 69 415.6 415.6 307.2 415.8 0.04 35 80 17764 -62.1 -66.9 53 4.8 -62.2 262 54 434.6 434.6 309.4 434.9 0.06 36 70 18590 -62.5 -67.4 52 4.9 -62.7 260 36 450.7 450.7 311.0 451.0 0.06 37 59 19645 -63.1 -68.1 51 5.0 -63.3 255 39 471.9 471.9 312.8 472.3 0.07 38 50 20670 -60.7 -65.7 52 5.0 -61.0 250 42 500.4 500.5 315.0 501.1 0.11 39 49 20796 -58.7 -63.7 52 5.0 -59.0 250 41 508.1 508.1 315.6 509.0 0.15 40 44 21468 -60.5 -65.5 52 5.0 -60.8 253 37 519.6 519.6 316.3 520.4 0.13 41 37 22556 -56.7 -62.7 47 6.0 -57.3 256 31 555.7 555.8 318.5 557.3 0.22 42 30 23880 -57.9 -63.9 46 6.0 -58.5 260 23 586.8 586.9 320.1 588.5 0.24 43 28 24315 -58.3 -64.3 46 6.0 -58.9 597.4 597.5 320.6 599.2 0.24 44 27 24545 -55.9 -61.9 47 6.0 -56.8 610.4 610.5 321.2 613.0 0.34 45 23 25567 -54.9 -59.9 54 5.0 -55.8 641.9 642.2 322.5 646.1 0.52 TRP 186 12548 -60.1 -63.9 61 3.8 -60.2 270 141 344.7 344.7 295.5 344.8 0.04 WND 176 12893 -60.3 -64.0 61 3.8 -60.3 275 145 349.9 349.9 296.7 350.0 0.04 Sounding variables and indices 1000-500 mb thick: 5470.00 m Freezing level: 778.15 mb = 2249.32 m = 7379.57 ft Wetbulb zero: 799.88 mb = 2012.87 m = 6603.81 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 80.33 % Est. max temperature: 17.34 C = 63.20 F Sfc-Lift cond lev (LCL): 981.55 mb = 351.50 m = 1153.19 ft T: 2.85 C 700-500 lapse rate: 4.86 C/km ThetaE index: 1.83 C Layer 738.0- 700.0 mb Conv cond level (CCL): 702.67 mb = 3048.79 m = 10002.46 ft Mean mixing ratio: 4.19 g/kg Conv temperature: 26.25 C = 79.24 F Cap Strength: 18.42 C Lifted Index: 19.13 C Risk: None Lifted Index @300 mb: 30.19 C Lifted Index @700 mb: 11.19 C Showalter Index: 9.70 C Risk: None Total Totals Index: 37.70 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 17.60 C K Index: 18.60 Risk: < 20 % chance of thunderstorms Sweat Index: 87.60 Risk: None Energy Index: 2.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.03 J/kg Max Up Vert Vel: 8.61 m/s Conv Inhibition (B-): 49973.33 J/kg Cap Strength: 18.98 C Lift Cond Lev (LCL): 924.49 mb = 839.52 m = 2754.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 19 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 1014 87 70 1 -0.9 -0.3 | 111 20 -18.7 7.1 1 1000 200 70 3 -2.8 -1.0 | 107 22 -20.6 6.4 2 925 835 315 13 9.2 -9.2 | 78 9 -8.5 -1.8 3 850 1524 295 15 13.6 -6.3 | 105 4 -4.1 1.1 4 700 3079 250 25 23.5 8.6 | 200 17 5.8 16.0 5 500 5670 260 42 41.4 7.3 | 238 28 23.6 14.7 6 400 7340 250 89 83.6 30.4 | 240 76 65.9 37.9 7 300 9400 255 101 97.6 26.1 | 247 87 79.8 33.6 8 250 10640 260 103 101.4 17.9 | 253 87 83.7 25.3 9 200 12090 270 136 136.0 -0.0 | 266 118 118.3 7.4 10 186 12548 270 141 141.0 -0.0 | 267 123 123.3 7.4 11 176 12893 275 145 144.4 -12.6 | 272 127 126.7 -5.2 12 150 13890 275 130 129.5 -11.3 | 272 112 111.8 -3.9 13 100 16390 265 85 84.7 7.4 | 257 69 66.9 14.8 14 70 18590 260 36 35.5 6.3 | 232 22 17.7 13.7 15 50 20670 250 42 39.5 14.4 | 225 31 21.7 21.8 16 30 23880 260 23 22.7 4.0 | 203 12 4.9 11.4 Wind Parameters Mean winds (0-6000m): 262.8 at 25.6 knts Storm direction: 292.8 at 19.2 knts Shear (0-3000m) pos: 0.0 neg: 4.5 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 89.2 deg Storm rel helicity (0-3000m) pos: 11.9 neg: -62.2 tot: -50.3 m^2/s^2 ave: -16.8 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 106.57 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 20 5 98 20| 0.0 9.1 9.1| 0.0 -51.5 -51.5 -103.1 -0.82| 11.9 -9.7 1000 322 9 93 12| 0.0 7.4 7.4| 1.6 -59.6 -58.0 -58.0 -0.47| 11.8 -5.5 1500 311 11 93 10| 0.0 5.5 5.5| 5.0 -59.6 -54.6 -36.4 -0.30| 9.2 -2.8 2000 301 12 99 7| 0.0 5.0 5.0| 9.2 -59.6 -50.4 -25.2 -0.11| 8.3 -0.9 2500 291 14 117 5| 0.0 4.7 4.7| 11.9 -59.6 -47.7 -19.1 -0.05| 7.9 -0.4 3000 280 15 152 5| 0.0 4.5 4.5| 11.9 -62.2 -50.3 -16.8 -0.06| 7.7 -0.5 4000 269 19 186 8| 0.9 3.4 4.2| 40.7 -62.2 -21.5 -5.4 0.06| 6.7 0.4 5000 264 22 203 10| 1.4 2.7 4.1| 73.0 -62.2 10.8 2.2 0.15| 6.0 0.9 6000 263 26 216 13| 1.5 3.3 4.8|109.6 -62.2 47.4 7.9 0.18| 6.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251017.12.gif