UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102812.upa.cvt Date: 1200Z 28 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 28 OCT 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 101 0.4 -5.6 64 6.0 -1.7 225 1 272.8 273.2 270.9 279.6 2.49 1 1005 141 0.8 -5.2 64 6.0 -1.4 232 2 273.6 274.0 271.5 280.7 2.58 2 1000 181 0.6 -5.4 64 6.0 -1.6 240 3 273.8 274.2 271.6 280.8 2.55 3 925 802 -4.1 -10.1 63 6.0 -6.0 300 21 275.1 275.4 271.4 280.5 1.91 4 866 1317 -8.9 -11.9 79 3.0 -9.7 304 24 275.3 275.6 271.4 280.4 1.77 5 850 1461 -9.7 -12.2 82 2.5 -10.4 305 25 276.0 276.3 271.7 281.0 1.76 6 787 2051 -13.9 -16.0 84 2.1 -14.4 309 23 277.6 277.9 272.1 281.7 1.39 7 780 2119 -12.9 -14.9 85 2.0 -13.4 309 22 279.4 279.7 273.4 283.9 1.54 8 768 2237 -13.7 -15.5 86 1.8 -14.2 310 22 279.8 280.0 273.5 284.1 1.49 9 700 2936 -18.1 -20.5 81 2.4 -18.6 315 19 282.4 282.6 274.3 285.6 1.07 10 602 4046 -26.3 -30.3 69 4.0 -26.8 322 23 285.4 285.5 275.1 287.0 0.51 11 500 5370 -33.7 -38.4 63 4.7 -34.1 330 29 292.0 292.0 278.1 292.9 0.28 12 424 6507 -40.5 -44.9 63 4.4 -40.7 330 29 297.4 297.4 280.4 297.9 0.16 13 400 6900 -43.7 -48.7 58 5.0 -43.9 330 29 298.2 298.2 280.7 298.6 0.11 14 311 8541 -55.9 -61.9 47 6.0 -56.0 305 29 303.4 303.4 282.8 303.5 0.03 15 300 8770 -55.3 -61.3 47 6.0 -55.4 315 29 307.4 307.4 284.4 307.5 0.03 16 297 8834 -55.1 -60.1 54 5.0 -55.2 314 29 308.6 308.6 284.8 308.7 0.04 17 285 9099 -51.9 -57.9 48 6.0 -52.1 309 31 316.8 316.8 287.8 317.0 0.05 18 250 9950 -50.9 -56.9 49 6.0 -51.1 295 35 330.4 330.4 291.9 330.7 0.07 19 224 10663 -49.3 -56.3 44 7.0 -49.6 288 37 343.4 343.4 295.2 343.7 0.08 20 200 11400 -50.5 -58.5 38 8.0 -50.8 280 40 352.8 352.8 297.3 353.1 0.07 21 150 13270 -53.3 -63.3 29 10.0 -53.6 275 50 378.2 378.2 302.0 378.5 0.05 22 100 15870 -55.5 -66.5 24 11.0 -55.9 265 50 420.5 420.5 307.8 420.8 0.05 23 94 16266 -53.9 -64.9 25 11.0 -54.4 264 52 431.1 431.2 309.0 431.5 0.07 24 84 16982 -57.3 -68.3 23 11.0 -57.7 263 56 438.3 438.3 309.7 438.6 0.05 25 75 17696 -58.5 -69.5 23 11.0 -58.9 261 60 450.3 450.3 310.9 450.5 0.04 26 70 18130 -57.5 -68.5 23 11.0 -57.9 260 62 461.4 461.4 311.9 461.7 0.05 27 63 18797 -54.9 -66.9 21 12.0 -55.6 257 59 481.2 481.2 313.6 481.7 0.07 28 50 20260 -58.1 -70.1 20 12.0 -58.7 250 52 506.6 506.6 315.4 506.9 0.06 29 43 21210 -59.1 -71.1 20 12.0 -59.7 250 50 526.4 526.5 316.7 526.8 0.06 30 33 22909 -49.7 -62.7 20 13.0 -51.7 250 45 592.8 592.9 320.3 594.6 0.25 31 30 23530 -52.3 -65.3 19 13.0 -53.9 250 44 602.1 602.1 320.7 603.5 0.20 32 27 24206 -55.7 -68.7 18 13.0 -57.0 250 46 610.9 611.0 321.2 612.0 0.14 33 27 24206 -55.7 -68.7 18 13.0 -57.0 250 46 610.9 611.0 321.2 612.0 0.14 34 21 25838 -47.1 -61.1 19 14.0 -50.5 250 49 682.4 682.6 324.0 686.6 0.49 35 20 26160 -49.1 -63.1 18 14.0 -52.1 250 50 685.9 686.0 324.1 689.3 0.39 36 19 26495 -50.1 -64.1 18 14.0 -53.0 692.9 693.1 324.3 696.1 0.36 37 18 26851 -46.9 -60.9 19 14.0 -50.7 713.8 714.1 325.0 719.0 0.58 38 15 28052 -48.9 -63.9 16 15.0 -52.7 745.4 745.6 325.9 749.8 0.47 39 14 28509 -45.1 -60.1 17 15.0 -50.2 773.1 773.5 326.8 781.1 0.83 40 12 29533 -47.1 -63.1 14 16.0 -52.2 800.9 801.2 327.4 807.4 0.66 41 11 30117 -41.1 -58.1 14 17.0 -48.6 842.8 843.5 328.5 857.1 1.36 42 10 30760 -43.9 -60.9 14 17.0 -50.8 855.7 856.2 328.8 866.9 1.05 43 9.7 30965 -42.5 -59.5 14 17.0 -50.0 868.4 869.1 329.1 882.5 1.30 TRP 311 8541 -55.9 -61.9 47 6.0 -56.0 305 29 303.4 303.4 282.8 303.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5189.00 m Freezing level: 990.43 mb = 260.28 m = 853.92 ft Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 73.32 % Est. max temperature: 3.22 C = 37.80 F Sfc-Lift cond lev (LCL): 919.56 mb = 848.08 m = 2782.37 ft T: -4.53 C 700-500 lapse rate: 6.41 C/km ThetaE index: 0.43 C Layer 925.0- 850.0 mb Conv cond level (CCL): 859.25 mb = 1377.34 m = 4518.77 ft Mean mixing ratio: 2.21 g/kg Conv temperature: 3.25 C = 37.86 F Cap Strength: 5.38 C Lifted Index: 9.76 C Risk: None Lifted Index @300 mb: 19.04 C Lifted Index @700 mb: 4.12 C Showalter Index: 9.46 C Risk: None Total Totals Index: 45.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 21.50 C K Index: 9.40 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 2.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.46 J/kg Max Up Vert Vel: 2.63 m/s Conv Inhibition (B-): 65703.05 J/kg Cap Strength: 9.53 C Lift Cond Lev (LCL): 874.57 mb = 1239.95 m = 4068.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 at 17 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 101 225 1 0.7 0.7 | 170 18 -2.9 17.3 1 1000 181 240 3 2.6 1.5 | 177 18 -1.0 18.1 2 925 802 300 21 18.2 -10.5 | 247 16 14.6 6.1 3 850 1461 305 25 20.5 -14.3 | 262 17 16.9 2.2 4 700 2936 315 19 13.4 -13.4 | 252 10 9.8 3.1 5 500 5370 330 29 14.5 -25.1 | 308 14 10.9 -8.6 6 400 6900 330 29 14.5 -25.1 | 308 14 10.9 -8.6 7 311 8541 305 29 23.8 -16.6 | 270 20 20.1 -0.1 8 300 8770 315 29 20.5 -20.5 | 283 17 16.9 -3.9 9 250 9950 295 35 31.7 -14.8 | 266 28 28.1 1.8 10 200 11400 280 40 39.4 -6.9 | 255 37 35.8 9.6 11 150 13270 275 50 49.8 -4.4 | 255 48 46.2 12.2 12 100 15870 265 50 49.8 4.4 | 246 51 46.2 20.9 13 70 18130 260 62 61.1 10.8 | 245 64 57.5 27.3 14 50 20260 250 52 48.9 17.8 | 233 57 45.3 34.3 15 30 23530 250 44 41.3 15.0 | 230 49 37.7 31.6 16 20 26160 250 50 47.0 17.1 | 232 55 43.4 33.7 Wind Parameters Mean winds (0-6000m): 317.7 at 22.6 knts Storm direction: 347.7 at 17.0 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 86.1 deg Storm rel helicity (0-3000m) pos: 132.8 neg: -7.2 tot: 125.7 m^2/s^2 ave: 41.9 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 42.29 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 ------------------------------------------------------------------------------- 500 273 8 195 17| 15.1 0.0 15.1| 76.4 0.0 76.4 152.7 0.99| 16.4 16.2 1000 297 14 222 14| 11.6 0.0 11.6|120.8 0.0 120.8 120.8 0.98| 13.6 13.3 1500 300 18 236 14| 8.3 0.0 8.3|131.0 -0.3 130.7 87.1 0.96| 10.1 9.7 2000 302 19 243 14| 5.7 0.0 5.7|131.0 -2.3 128.7 64.3 0.87| 8.2 7.1 2500 304 20 246 14| 4.2 0.0 4.2|131.0 -5.2 125.8 50.3 0.78| 7.0 5.5 3000 306 20 247 13| 3.4 0.0 3.4|132.8 -7.2 125.7 41.9 0.74| 6.2 4.6 4000 310 20 252 12| 3.1 0.0 3.1|145.9 -7.2 138.8 34.7 0.77| 5.3 4.0 5000 314 21 261 12| 2.9 0.0 2.9|160.5 -7.2 153.3 30.7 0.78| 4.7 3.7 6000 318 23 271 12| 2.5 0.0 2.5|164.8 -7.2 157.6 26.3 0.78| 4.1 3.2 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251028.12.gif