UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 16 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 1017 88 3.0 0.3 82 2.7 1.8 360 5 274.8 275.5 274.2 285.3 3.84 1 1000 224 2.0 -1.4 78 3.4 0.6 360 9 275.1 275.7 273.8 284.6 3.45 2 965 511 0.0 -2.9 81 2.9 -1.2 5 14 275.9 276.5 273.9 284.7 3.19 3 960 552 1.4 -1.1 83 2.5 0.4 5 14 277.8 278.4 275.6 287.9 3.67 4 932 791 1.8 -0.3 86 2.1 0.9 9 18 280.5 281.2 277.5 291.7 4.01 5 925 852 4.6 2.4 86 2.2 3.5 10 19 284.0 284.9 280.4 297.8 4.92 6 908 1003 4.8 2.7 86 2.1 3.8 358 16 285.7 286.6 281.4 300.2 5.12 7 850 1541 3.6 1.3 85 2.3 2.5 315 7 289.9 290.8 283.0 304.1 4.95 8 835 1686 3.4 1.1 85 2.3 2.3 310 7 291.2 292.1 283.6 305.5 4.96 9 700 3097 -4.1 -7.4 78 3.3 -5.4 265 11 297.9 298.5 284.4 307.4 3.13 10 699 3108 -4.1 -7.4 78 3.3 -5.4 265 11 298.1 298.6 284.4 307.6 3.13 11 696 3142 -2.3 -5.5 79 3.2 -3.7 265 11 300.4 301.1 285.8 311.5 3.64 12 685 3268 -4.7 -7.9 78 3.2 -6.0 266 12 299.1 299.7 284.8 308.5 3.08 13 676 3372 -3.1 -6.3 79 3.2 -4.4 267 13 302.1 302.7 286.4 312.9 3.53 14 672 3419 -5.3 -8.5 78 3.2 -6.5 267 13 300.1 300.6 285.0 309.3 2.99 15 517 5430 -16.9 -20.9 71 4.0 -17.9 279 25 309.5 309.7 286.8 314.1 1.40 16 500 5680 -19.3 -24.3 65 5.0 -20.4 280 27 309.5 309.7 286.4 313.1 1.07 17 407 7177 -30.1 -43.1 27 13.0 -31.3 280 34 314.3 314.3 287.1 315.1 0.21 18 400 7300 -31.3 -44.3 27 13.0 -32.4 280 35 314.3 314.3 287.1 315.0 0.19 19 362 7998 -37.1 -48.1 31 11.0 -37.8 275 49 315.7 315.7 287.5 316.2 0.14 20 314 8972 -41.1 -52.1 30 11.0 -41.6 267 69 323.2 323.2 289.9 323.6 0.10 21 300 9280 -43.1 -54.1 29 11.0 -43.6 265 75 324.6 324.6 290.2 324.9 0.08 22 298 9325 -43.3 -54.3 29 11.0 -43.8 265 75 325.0 325.0 290.3 325.3 0.08 23 292 9463 -42.7 -54.7 26 12.0 -43.2 264 76 327.7 327.7 291.2 328.0 0.08 24 264 10138 -46.9 -58.9 24 12.0 -47.3 261 82 331.1 331.1 292.1 331.3 0.05 25 252 10447 -47.1 -59.1 24 12.0 -47.5 260 85 335.3 335.3 293.2 335.5 0.05 26 250 10500 -47.7 -59.7 24 12.0 -48.1 260 85 335.2 335.2 293.2 335.4 0.05 27 202 11895 -50.9 -62.9 23 12.0 -51.2 260 102 351.2 351.2 296.9 351.3 0.04 28 200 11960 -50.9 -62.9 23 12.0 -51.2 260 103 352.2 352.2 297.1 352.3 0.04 29 195 12126 -49.9 -61.9 23 12.0 -50.3 260 104 356.3 356.3 298.0 356.5 0.05 30 167 13132 -54.3 -66.3 22 12.0 -54.6 260 110 365.1 365.1 299.7 365.3 0.03 31 161 13367 -54.6 -66.9 20 12.3 -54.9 260 112 368.5 368.5 300.3 368.6 0.03 32 150 13820 -55.1 -68.1 18 13.0 -55.4 265 106 375.1 375.1 301.5 375.3 0.03 33 142 14169 -55.5 -68.5 18 13.0 -55.8 265 102 380.4 380.4 302.3 380.5 0.03 34 136 14442 -58.3 -70.3 20 12.0 -58.5 265 98 380.1 380.1 302.3 380.2 0.02 35 130 14724 -59.5 -71.5 20 12.0 -59.7 265 95 382.9 382.9 302.7 383.0 0.02 36 100 16360 -60.3 -72.3 19 12.0 -60.5 270 71 411.2 411.2 306.7 411.3 0.02 37 96 16614 -60.5 -72.5 19 12.0 -60.7 269 69 415.7 415.7 307.2 415.8 0.02 38 86 17294 -62.9 -74.9 18 12.0 -63.1 268 62 424.1 424.1 308.2 424.2 0.02 39 74 18225 -59.7 -72.7 17 13.0 -60.0 266 53 449.5 449.5 310.8 449.6 0.03 40 70 18570 -61.5 -73.5 19 12.0 -61.8 265 50 452.8 452.8 311.1 453.0 0.03 41 60 19530 -58.9 -71.9 17 13.0 -59.3 267 39 479.0 479.0 313.4 479.3 0.04 42 55 20073 -60.9 -72.9 19 12.0 -61.3 269 34 486.5 486.5 314.0 486.7 0.04 43 51 20545 -57.5 -69.5 20 12.0 -58.1 270 28 505.1 505.1 315.4 505.5 0.06 44 50 20670 -57.7 -69.7 20 12.0 -58.3 270 27 507.5 507.5 315.5 507.9 0.06 45 40 22077 -58.7 -70.7 20 12.0 -59.4 270 27 538.4 538.5 317.5 538.9 0.07 46 30 23900 -55.3 -67.3 21 12.0 -56.5 270 27 593.9 593.9 320.4 595.0 0.15 47 29 24117 -55.3 -67.3 21 12.0 -56.5 267 26 599.7 599.7 320.6 600.8 0.15 48 21 26171 -58.1 -70.1 20 12.0 -59.3 244 13 649.2 649.3 322.7 650.4 0.14 49 20 26480 -56.5 -69.5 18 13.0 -58.0 240 11 663.2 663.3 323.2 664.6 0.16 50 15 28306 -56.5 -69.5 18 13.0 -58.5 720.1 720.2 325.1 722.1 0.22 51 13 29207 -59.9 -72.9 17 13.0 -61.5 738.4 738.5 325.7 739.8 0.15 52 12 29713 -54.1 -68.1 16 14.0 -57.0 776.1 776.2 326.7 779.3 0.33 53 10 30882 -54.5 -67.5 19 13.0 -57.6 816.1 816.3 327.7 820.6 0.43 TRP 130 14724 -59.5 -71.5 20 12.0 -59.7 265 95 382.9 382.9 302.7 383.0 0.02 WND 161 13367 -54.6 -66.9 20 12.3 -54.9 260 112 368.5 368.5 300.3 368.6 0.03 Sounding variables and indices 1000-500 mb thick: 5456.00 m Freezing level: 773.80 mb = 2325.40 m = 7629.17 ft Wetbulb zero: 987.94 mb = 321.59 m = 1055.08 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 78.72 % Est. max temperature: 16.90 C = 62.42 F Sfc-Lift cond lev (LCL): 975.30 mb = 425.12 m = 1394.74 ft T: 0.60 C 700-500 lapse rate: 5.88 C/km ThetaE index: 0.68 C Layer 1000.0- 965.0 mb Conv cond level (CCL): 665.34 mb = 3495.34 m = 11467.50 ft Mean mixing ratio: 3.75 g/kg Conv temperature: 28.76 C = 83.77 F Cap Strength: 18.65 C Lifted Index: 18.36 C Risk: None Lifted Index @300 mb: 25.90 C Lifted Index @700 mb: 12.76 C Showalter Index: 6.81 C Risk: None Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.60 C K Index: 20.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 56.60 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.83 J/kg Max Up Vert Vel: 8.70 m/s Conv Inhibition (B-): 60206.37 J/kg Cap Strength: 18.62 C Lift Cond Lev (LCL): 927.06 mb = 834.00 m = 2736.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 12 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 1017 88 360 5 -0.0 -5.0 | 119 8 -7.4 4.0 1 1000 224 360 9 -0.0 -9.0 | 90 7 -7.4 0.0 2 925 852 10 19 -3.3 -18.7 | 48 14 -10.7 -9.7 3 850 1541 315 7 4.9 -4.9 | 149 5 -2.5 4.1 4 700 3097 265 11 11.0 1.0 | 199 11 3.5 10.0 5 500 5680 280 27 26.6 -4.7 | 257 20 19.2 4.4 6 400 7300 280 35 34.5 -6.1 | 264 27 27.0 3.0 7 300 9280 265 75 74.7 6.5 | 257 69 67.3 15.6 8 250 10500 260 85 83.7 14.8 | 253 80 76.3 23.8 9 200 11960 260 103 101.4 17.9 | 254 98 94.0 26.9 10 161 13367 260 112 110.3 19.4 | 255 107 102.9 28.5 11 150 13820 265 106 105.6 9.2 | 259 100 98.2 18.3 12 130 14724 265 95 94.6 8.3 | 259 89 87.2 17.3 13 100 16360 270 71 71.0 -0.0 | 262 64 63.6 9.0 14 70 18570 265 50 49.8 4.4 | 252 44 42.4 13.4 15 50 20670 270 27 27.0 -0.0 | 245 22 19.6 9.0 16 30 23900 270 27 27.0 -0.0 | 245 22 19.6 9.0 17 20 26480 240 11 9.5 5.5 | 188 15 2.1 14.5 Wind Parameters Mean winds (0-6000m): 290.6 at 15.6 knts Storm direction: 320.6 at 11.7 knts Shear (0-3000m) pos: 1.7 neg: 3.4 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 80.8 deg Storm rel helicity (0-3000m) pos: 11.9 neg: -29.1 tot: -17.2 m^2/s^2 ave: -5.7 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.12 Bulk Shear: 33.79 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 3 11 79 8| 10.1 0.0 10.1| 0.0 -18.9 -18.9 -37.8 -0.88| 10.2 -9.0 1000 5 14 62 10| 5.1 1.9 7.0| 0.0 -29.1 -29.1 -29.1 -0.60| 10.2 -6.1 1500 1 13 64 8| 3.4 4.1 7.4| 5.1 -29.1 -23.9 -15.9 -0.19| 10.4 -2.0 2000 352 12 68 6| 2.5 3.6 6.1| 8.2 -29.1 -20.9 -10.4 -0.10| 8.5 -0.9 2500 342 11 71 4| 2.0 3.5 5.5| 10.9 -29.1 -18.2 -7.3 -0.05| 7.4 -0.3 3000 330 11 79 2| 1.7 3.4 5.1| 11.9 -29.1 -17.2 -5.7 -0.03| 6.7 -0.2 4000 309 12 223 2| 1.5 2.6 4.1| 29.7 -29.1 0.6 0.2 0.10| 5.8 0.6 5000 296 13 235 6| 1.8 2.1 3.8| 50.4 -29.1 21.4 4.3 0.19| 5.3 1.0 6000 291 16 244 8| 1.9 1.7 3.6| 68.7 -29.1 39.7 6.6 0.23| 5.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251016.00.gif