UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 2 DEC 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 1010 89 -9.9 -18.9 48 9.0 -11.7 360 7 262.5 262.6 260.9 264.9 0.85 1 1000 166 -9.9 -19.9 44 10.0 -11.8 358 7 263.2 263.4 261.3 265.4 0.79 2 988 259 -10.5 -20.5 44 10.0 -12.4 355 8 263.6 263.7 261.5 265.7 0.76 3 977 344 -13.7 -22.7 47 9.0 -15.2 353 8 261.2 261.3 259.4 262.9 0.63 4 925 758 -15.9 -23.9 50 8.0 -17.1 341 10 263.1 263.1 260.8 264.7 0.60 5 921 791 -16.1 -24.1 50 8.0 -17.3 340 11 263.2 263.3 260.9 264.8 0.59 6 877 1155 -21.1 -26.1 64 5.0 -21.7 329 12 261.7 261.8 259.6 263.2 0.52 7 850 1385 -22.7 -27.4 65 4.7 -23.2 322 14 262.4 262.4 260.0 263.7 0.47 8 848 1402 -22.7 -27.4 65 4.7 -23.2 322 14 262.5 262.6 260.2 263.9 0.48 9 785 1966 -25.5 -30.5 63 5.0 -26.0 305 17 265.4 265.5 262.1 266.5 0.38 10 700 2796 -26.5 -36.5 38 10.0 -27.3 280 21 273.1 273.2 267.3 273.9 0.24 11 689 2910 -26.5 -38.5 31 12.0 -27.5 279 23 274.4 274.4 268.0 275.0 0.20 12 652 3307 -29.1 -42.1 27 13.0 -30.0 276 29 275.8 275.8 268.8 276.3 0.14 13 557 4418 -35.5 -49.5 23 14.0 -36.1 266 46 280.9 281.0 271.8 281.2 0.08 14 508 5059 -35.3 -50.3 20 15.0 -36.0 261 56 288.7 288.7 276.1 288.9 0.08 15 500 5170 -35.7 -51.7 18 16.0 -36.4 260 58 289.5 289.5 276.5 289.7 0.06 16 400 6690 -43.9 -56.9 22 13.0 -44.3 255 73 297.9 297.9 280.5 298.1 0.04 17 372 7176 -46.3 -59.3 22 13.0 -46.6 252 75 301.0 301.0 281.8 301.1 0.03 18 314 8286 -53.7 -66.7 19 13.0 -53.9 245 79 305.6 305.6 283.7 305.7 0.02 19 300 8580 -53.7 -66.7 19 13.0 -53.9 245 79 309.7 309.7 285.2 309.7 0.02 20 296 8666 -53.5 -66.5 19 13.0 -53.7 245 79 311.1 311.1 285.8 311.2 0.02 21 259 9529 -48.9 -61.9 21 13.0 -49.3 249 79 330.0 330.0 291.7 330.2 0.04 22 250 9760 -49.7 -62.7 20 13.0 -50.0 250 79 332.2 332.2 292.3 332.3 0.03 23 200 11220 -49.9 -64.9 16 15.0 -50.3 255 87 353.8 353.8 297.5 353.9 0.03 24 161 12629 -51.9 -68.9 11 17.0 -52.3 255 93 373.0 373.0 301.1 373.1 0.02 25 150 13090 -49.1 -67.1 10 18.0 -49.7 255 95 385.5 385.5 303.1 385.6 0.03 26 148 13178 -48.7 -66.7 11 18.0 -49.4 255 95 387.6 387.6 303.5 387.8 0.03 27 120 14538 -54.7 -72.7 9 18.0 -55.1 255 98 400.6 400.6 305.3 400.7 0.02 28 108 15211 -55.7 -73.7 9 18.0 -56.2 255 99 410.9 410.9 306.6 411.0 0.02 29 100 15700 -56.5 -74.5 9 18.0 -56.9 255 99 418.6 418.6 307.6 418.6 0.02 30 84 16804 -57.9 -76.9 7 19.0 -58.3 255 92 437.1 437.1 309.6 437.2 0.01 31 77 17358 -54.1 -74.1 7 20.0 -54.8 255 89 456.0 456.1 311.4 456.2 0.02 32 70 17970 -54.5 -73.5 8 19.0 -55.2 255 85 467.8 467.8 312.5 467.9 0.03 33 59 19063 -57.1 -76.1 7 19.0 -57.8 252 74 485.4 485.4 313.9 485.5 0.02 34 50 20120 -54.5 -74.5 7 20.0 -55.5 250 64 515.0 515.1 316.0 515.2 0.03 35 49 20248 -56.7 -76.7 6 20.0 -57.5 249 65 512.8 512.8 315.8 513.0 0.02 36 43 21066 -61.1 -80.1 6 19.0 -61.7 246 70 521.5 521.5 316.4 521.6 0.02 37 40 21516 -60.1 -79.1 7 19.0 -60.7 243 72 534.9 534.9 317.2 535.0 0.02 38 37 22008 -54.1 -74.1 7 20.0 -55.5 241 75 562.4 562.4 318.8 562.7 0.05 39 36 22184 -53.9 -73.9 7 20.0 -55.4 240 76 567.3 567.3 319.0 567.7 0.05 40 33 22753 -44.9 -66.9 7 22.0 -48.4 238 79 605.5 605.6 320.9 606.6 0.14 41 30 23390 -44.5 -66.5 7 22.0 -48.3 235 83 623.3 623.4 321.7 624.6 0.17 42 25 24613 -43.1 -66.1 6 23.0 -47.9 239 76 660.7 660.8 323.2 662.4 0.21 43 22 25463 -48.3 -70.3 6 22.0 -51.8 243 72 669.8 669.9 323.4 670.9 0.13 44 20 26090 -48.3 -71.3 5 23.0 -52.1 245 68 688.3 688.4 324.1 689.4 0.13 45 13 28918 -49.7 -73.7 4 24.0 -54.3 773.7 773.8 326.6 775.0 0.14 46 12 29451 -41.9 -66.9 5 25.0 -49.8 819.3 819.5 327.8 823.3 0.39 TRP 314 8286 -53.7 -66.7 19 13.0 -53.9 245 79 305.6 305.6 283.7 305.7 0.02 WND 108 15211 -55.7 -73.7 9 18.0 -56.2 255 99 410.9 410.9 306.6 411.0 0.02 Sounding variables and indices 1000-500 mb thick: 5004.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 40.47 % Est. max temperature: -10.29 C = 13.48 F Sfc-Lift cond lev (LCL): 873.74 mb = 1182.49 m = 3879.52 ft T: -21.29 C 700-500 lapse rate: 3.88 C/km ThetaE index: 2.73 C Layer 977.0- 925.0 mb Conv cond level (CCL): 809.86 mb = 1738.27 m = 5702.93 ft Mean mixing ratio: 0.66 g/kg Conv temperature: -8.15 C = 17.33 F Cap Strength: 20.17 C Lifted Index: 20.74 C Risk: None Lifted Index @300 mb: 32.12 C Lifted Index @700 mb: 8.67 C Showalter Index: 21.23 C Risk: None Total Totals Index: 21.30 C Risk: None Vertical Totals Index: 13.00 C Cross Totals Index: 8.30 C K Index: -24.40 Risk: None Sweat Index: 85.17 Risk: None Energy Index: 5.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.75 J/kg Max Up Vert Vel: 4.85 m/s Conv Inhibition (B-): 77514.45 J/kg Cap Strength: 20.56 C Lift Cond Lev (LCL): 832.38 mb = 1538.03 m = 5045.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 24 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 1010 89 360 7 -0.0 -7.0 | 102 21 -21.0 4.3 1 700 2796 280 21 20.7 -3.6 | 177 8 -0.3 7.7 2 500 5170 260 58 57.1 10.1 | 239 42 36.1 21.4 3 400 6690 255 73 70.5 18.9 | 239 58 49.5 30.2 4 314 8286 245 79 71.6 33.4 | 229 67 50.6 44.7 5 300 8580 245 79 71.6 33.4 | 229 67 50.6 44.7 6 250 9760 250 79 74.2 27.0 | 234 66 53.2 38.3 7 200 11220 255 87 84.0 22.5 | 242 72 63.0 33.8 8 150 13090 255 95 91.8 24.6 | 243 79 70.7 35.9 9 108 15211 255 99 95.6 25.6 | 244 83 74.6 36.9 10 100 15700 255 99 95.6 25.6 | 244 83 74.6 36.9 11 70 17970 255 85 82.1 22.0 | 241 70 61.1 33.3 12 50 20120 250 64 60.1 21.9 | 230 51 39.1 33.2 13 30 23390 235 83 68.0 47.6 | 219 75 47.0 58.9 14 20 26090 245 68 61.6 28.7 | 225 57 40.6 40.0 Wind Parameters Mean winds (0-6000m): 268.3 at 31.8 knts Storm direction: 298.3 at 23.9 knts Storm rel Dir Shear (0-3000m): 106.9 deg Storm rel helicity (0-3000m) pos: 50.6 neg: 0.0 tot: 50.6 m^2/s^2 ave: 168.6 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 56.84 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 294 15 125 9| | 50.6 0.0 50.6 168.6 0.86| 5.0 4.3 4000 284 19 162 7| 0.0 8.4 8.4| 76.0 0.0 76.0 58.5 0.70| 5.9 4.1 5000 274 26 205 11| 0.0 8.5 8.5| 79.9 -5.9 74.0 32.2 0.51| 6.5 3.3 6000 268 32 221 16| 0.0 7.6 7.6| 80.4 -10.5 69.9 21.2 0.43| 6.3 2.7 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251202.12.gif