UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 11 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 1011 90 -10.9 -21.9 40 11.0 -12.8 20 5 261.4 261.5 259.6 263.3 0.65 1 1008 113 -10.7 -22.7 37 12.0 -12.8 19 7 261.9 262.0 259.9 263.6 0.61 2 1000 174 -10.9 -22.9 37 12.0 -13.0 15 11 262.2 262.3 260.2 264.0 0.61 3 925 766 -16.3 -27.3 38 11.0 -17.8 360 27 262.6 262.7 260.2 263.9 0.44 4 904 938 -17.5 -27.5 41 10.0 -18.8 355 29 263.1 263.2 260.5 264.4 0.44 5 850 1399 -18.3 -28.3 41 10.0 -19.6 340 35 267.0 267.0 263.4 268.3 0.44 6 848 1417 -18.5 -28.5 41 10.0 -19.8 339 35 266.9 267.0 263.3 268.2 0.43 7 817 1695 -16.1 -28.1 35 12.0 -17.9 328 36 272.3 272.4 267.2 273.7 0.46 8 771 2130 -18.3 -34.3 23 16.0 -20.2 310 39 274.5 274.6 268.2 275.4 0.27 9 711 2730 -21.5 -29.5 48 8.0 -22.5 285 41 277.4 277.5 270.4 278.9 0.47 10 700 2845 -22.1 -30.1 48 8.0 -23.1 280 42 278.0 278.1 270.8 279.4 0.45 11 691 2940 -22.9 -29.9 53 7.0 -23.8 279 43 278.2 278.2 270.9 279.6 0.46 12 671 3155 -22.5 -29.5 53 7.0 -23.4 277 46 280.9 281.0 272.6 282.5 0.49 13 643 3467 -23.9 -30.9 52 7.0 -24.8 274 50 282.8 282.9 273.6 284.2 0.45 14 539 4733 -32.1 -36.7 64 4.6 -32.5 261 68 287.7 287.7 276.0 288.6 0.31 15 500 5260 -34.7 -38.9 66 4.2 -35.0 255 75 290.7 290.8 277.4 291.6 0.26 16 491 5387 -35.1 -39.2 66 4.1 -35.4 255 76 291.8 291.8 278.0 292.6 0.26 17 444 6081 -39.5 -45.5 53 6.0 -39.8 255 80 294.7 294.7 279.2 295.2 0.15 18 400 6790 -42.3 -50.3 41 8.0 -42.6 255 85 300.0 300.0 281.5 300.4 0.10 19 391 6945 -42.5 -51.5 37 9.0 -42.9 255 87 301.7 301.7 282.2 302.0 0.08 20 384 7067 -44.3 -54.3 32 10.0 -44.6 255 88 300.9 300.9 281.8 301.1 0.06 21 315 8381 -50.7 -63.7 20 13.0 -51.0 255 101 309.5 309.5 285.2 309.6 0.02 22 304 8614 -51.1 -64.1 20 13.0 -51.3 255 103 312.1 312.1 286.1 312.2 0.02 23 300 8700 -51.1 -64.1 20 13.0 -51.3 255 104 313.3 313.3 286.5 313.4 0.02 24 273 9308 -51.9 -65.9 17 14.0 -52.1 255 107 320.7 320.7 289.0 320.8 0.02 25 262 9572 -54.1 -68.1 16 14.0 -54.3 255 109 321.3 321.3 289.2 321.4 0.02 26 251 9845 -55.3 -69.3 16 14.0 -55.5 255 110 323.5 323.5 289.8 323.5 0.01 27 250 9870 -55.3 -69.3 16 14.0 -55.5 255 110 323.9 323.9 289.9 323.9 0.01 28 238 10185 -55.1 -69.1 16 14.0 -55.3 260 112 328.7 328.7 291.4 328.8 0.01 29 237 10212 -55.1 -69.1 16 14.0 -55.3 260 111 329.1 329.1 291.5 329.2 0.01 30 221 10663 -52.5 -67.5 15 15.0 -52.8 264 102 339.8 339.8 294.3 339.9 0.02 31 200 11310 -52.5 -67.5 15 15.0 -52.8 270 89 349.6 349.6 296.5 349.7 0.02 32 173 12247 -50.5 -66.5 13 16.0 -51.0 267 88 367.7 367.7 300.2 367.9 0.03 33 150 13170 -52.3 -69.3 11 17.0 -52.7 265 87 380.0 380.0 302.2 380.1 0.02 34 140 13617 -52.5 -70.5 10 18.0 -52.9 267 86 387.2 387.2 303.4 387.3 0.02 35 130 14101 -49.3 -68.3 9 19.0 -50.0 269 84 401.2 401.2 305.4 401.4 0.03 36 100 15820 -50.3 -70.3 8 20.0 -51.1 275 79 430.5 430.5 308.9 430.7 0.03 37 80 17282 -46.3 -68.3 6 22.0 -47.9 266 76 467.1 467.2 312.4 467.4 0.05 38 74 17794 -49.3 -71.3 6 22.0 -50.5 262 76 471.4 471.4 312.8 471.6 0.03 39 70 18160 -44.9 -67.9 6 23.0 -46.9 260 75 488.3 488.3 314.1 488.7 0.06 40 65 18656 -43.5 -67.5 5 24.0 -45.9 259 71 501.8 501.9 315.1 502.3 0.07 41 50 20390 -50.5 -74.5 4 24.0 -52.1 255 56 524.5 524.5 316.6 524.7 0.03 42 37 22364 -47.1 -72.1 4 25.0 -49.8 240 29 580.4 580.4 319.7 580.8 0.06 43 30 23720 -56.7 -79.7 4 23.0 -58.0 230 11 590.1 590.1 320.2 590.2 0.02 44 29 23933 -58.3 -81.3 4 23.0 -59.4 236 13 591.4 591.4 320.2 591.5 0.02 45 28 24153 -58.7 -81.7 4 23.0 -59.8 243 14 596.3 596.3 320.5 596.4 0.02 46 24 25125 -56.1 -80.1 3 24.0 -57.8 271 21 630.7 630.7 321.9 630.9 0.03 47 23 25397 -52.7 -76.7 4 24.0 -55.1 279 23 648.4 648.4 322.6 648.8 0.05 48 21 25985 -51.1 -75.1 4 24.0 -54.1 296 27 670.3 670.4 323.4 670.9 0.07 49 20 26300 -53.3 -77.3 4 24.0 -55.8 305 29 673.0 673.0 323.6 673.4 0.05 50 16 27717 -59.5 -82.5 4 23.0 -61.2 697.1 697.2 324.3 697.4 0.03 51 15 28120 -59.7 -82.7 3 23.0 -61.4 709.5 709.5 324.7 709.7 0.03 52 15 28120 -54.9 -78.9 4 24.0 -57.6 725.4 725.4 325.3 725.9 0.05 53 14 28559 -57.1 -80.1 4 23.0 -59.4 732.4 732.4 325.4 732.8 0.05 54 13 29034 -52.1 -76.1 4 24.0 -55.9 765.4 765.5 326.4 766.3 0.09 55 10 30721 -55.1 -79.1 4 24.0 -58.6 813.9 813.9 327.6 814.6 0.08 TRP 251 9845 -55.3 -69.3 16 14.0 -55.5 255 110 323.5 323.5 289.8 323.5 0.01 WND 238 10185 -55.1 -69.1 16 14.0 -55.3 260 112 328.7 328.7 291.4 328.8 0.01 Sounding variables and indices 1000-500 mb thick: 5086.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 47.09 % Est. max temperature: -6.15 C = 20.94 F Sfc-Lift cond lev (LCL): 846.27 mb = 1431.87 m = 4697.67 ft T: -18.37 C 700-500 lapse rate: 5.22 C/km ThetaE index: 0.05 C Layer 925.0- 904.0 mb Conv cond level (CCL): 551.70 mb = 4565.88 m = 14979.74 ft Mean mixing ratio: 0.52 g/kg Conv temperature: 14.78 C = 58.60 F Cap Strength: 20.03 C Lifted Index: 22.06 C Risk: None Lifted Index @300 mb: 35.01 C Lifted Index @700 mb: 13.45 C Showalter Index: 18.60 C Risk: None Total Totals Index: 22.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 6.40 C K Index: -19.90 Risk: None Sweat Index: 145.00 Risk: None Energy Index: 4.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.63 J/kg Max Up Vert Vel: 1.81 m/s Conv Inhibition (B-): 68937.55 J/kg Cap Strength: 21.64 C Lift Cond Lev (LCL): 798.36 mb = 1868.39 m = 6129.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 at 37 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 1011 90 20 5 -1.7 -4.7 | 119 36 -31.5 17.1 1 1000 174 15 11 -2.8 -10.6 | 109 34 -32.6 11.2 2 925 766 360 27 -0.0 -27.0 | 80 30 -29.8 -5.2 3 850 1399 340 35 12.0 -32.9 | 58 21 -17.8 -11.1 4 700 2845 280 42 41.4 -7.3 | 219 19 11.6 14.5 5 500 5260 255 75 72.4 19.4 | 226 59 42.7 41.2 6 400 6790 255 85 82.1 22.0 | 230 68 52.4 43.8 7 300 8700 255 104 100.5 26.9 | 235 86 70.7 48.7 8 251 9845 255 110 106.3 28.5 | 237 92 76.5 50.3 9 250 9870 255 110 106.3 28.5 | 237 92 76.5 50.3 10 238 10185 260 112 110.3 19.4 | 243 90 80.5 41.2 11 200 11310 270 89 89.0 -0.0 | 250 63 59.2 21.8 12 150 13170 265 87 86.7 7.6 | 243 64 56.9 29.4 13 100 15820 275 79 78.7 -6.9 | 253 51 48.9 14.9 14 70 18160 260 75 73.9 13.0 | 232 56 44.1 34.8 15 50 20390 255 56 54.1 14.5 | 214 44 24.3 36.3 16 30 23720 230 11 8.4 7.1 | 144 36 -21.3 28.9 17 20 26300 305 29 23.8 -16.6 | 131 8 -6.0 5.2 Wind Parameters Mean winds (0-6000m): 276.2 at 49.2 knts Storm direction: 306.2 at 36.9 knts Shear (0-3000m) pos: 0.0 neg: 8.0 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 105.2 deg Storm rel helicity (0-3000m) pos: 7.6 neg: -298.4 tot: -290.8 m^2/s^2 ave: -96.9 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 13.9 stream: -8.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 358.97 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 9 15 102 33| 0.0 18.0 18.0| 0.0-152.7-152.7 -305.5 -0.97| 18.2-17.7 1000 0 21 91 30| 0.0 13.8 13.8| 0.0-229.5-229.5 -229.5 -0.92| 15.1-13.9 1500 352 26 82 26| 0.0 11.2 11.2| 0.0-268.5-268.5 -179.0 -0.82| 14.1-11.6 2000 342 28 76 22| 0.0 9.5 9.5| 0.0-281.0-281.0 -140.5 -0.71| 14.1-10.0 2500 331 31 71 16| 0.0 8.4 8.4| 0.0-290.2-290.2 -116.1 -0.69| 14.4 -9.9 3000 320 33 70 9| 0.0 8.0 8.0| 7.6-298.4-290.8 -96.9 -0.60| 13.9 -8.3 4000 302 37 224 3| 0.0 7.9 7.9| 27.2-298.4-271.2 -67.8 -0.47| 12.6 -5.9 5000 286 43 231 16| 0.0 7.8 7.8| 27.2-330.6-303.5 -60.7 -0.42| 11.9 -5.0 6000 276 49 229 25| 0.0 7.1 7.1| 66.9-341.9-275.0 -45.8 -0.37| 10.7 -4.0 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251211.00.gif