UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 20 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 1020 94 2.0 -7.0 51 9.0 -1.2 290 3 273.6 274.0 270.9 279.7 2.21 1 1007 198 2.4 -7.6 48 10.0 -1.1 303 4 275.0 275.4 271.7 281.0 2.14 2 1000 254 2.2 -7.8 48 10.0 -1.3 310 5 275.4 275.7 271.9 281.3 2.12 3 990 335 2.0 -9.0 44 11.0 -1.7 313 7 275.9 276.3 272.0 281.4 1.95 4 954 632 -0.9 -12.9 40 12.0 -4.4 325 12 275.9 276.2 271.2 280.2 1.48 5 925 877 -3.5 -13.5 46 10.0 -6.3 335 17 275.7 276.0 271.1 279.9 1.46 6 850 1538 -9.1 -16.1 57 7.0 -10.8 320 21 276.6 276.8 271.3 280.3 1.28 7 782 2176 -14.9 -19.2 70 4.3 -15.8 318 20 277.1 277.2 271.2 280.2 1.07 8 776 2234 -15.1 -19.1 71 4.0 -15.9 318 20 277.5 277.6 271.5 280.6 1.09 9 770 2293 -14.1 -18.1 72 4.0 -15.0 317 20 279.2 279.4 272.7 282.6 1.19 10 760 2393 -11.9 -16.9 66 5.0 -13.1 317 20 282.6 282.8 274.8 286.5 1.34 11 734 2659 -11.3 -21.3 43 10.0 -13.5 316 19 286.1 286.2 276.1 289.0 0.95 12 732 2680 -11.5 -21.5 43 10.0 -13.7 316 19 286.1 286.2 276.1 288.9 0.94 13 700 3022 -13.1 -27.1 30 14.0 -15.7 315 19 288.0 288.1 276.6 289.8 0.59 14 635 3759 -16.3 -34.3 20 18.0 -19.0 311 21 292.5 292.5 278.4 293.6 0.33 15 625 3878 -16.9 -33.9 21 17.0 -19.4 310 21 293.1 293.2 278.7 294.3 0.35 16 579 4446 -22.1 -36.1 27 14.0 -23.8 307 22 293.5 293.6 278.9 294.5 0.30 17 500 5510 -28.7 -42.7 25 14.0 -29.9 300 25 298.0 298.1 280.7 298.7 0.18 18 410 6909 -36.9 -50.9 22 14.0 -37.6 278 34 304.9 304.9 283.5 305.2 0.09 19 400 7080 -38.5 -53.5 19 15.0 -39.2 275 35 305.0 305.0 283.5 305.2 0.07 20 357 7853 -43.5 -58.5 18 15.0 -44.0 275 45 308.3 308.3 284.7 308.5 0.04 21 331 8360 -44.9 -59.9 17 15.0 -45.3 275 52 313.1 313.1 286.5 313.3 0.04 22 328 8421 -43.7 -58.7 17 15.0 -44.2 275 54 315.6 315.6 287.3 315.8 0.04 23 300 9020 -44.1 -59.1 17 15.0 -44.6 270 77 323.2 323.2 289.8 323.4 0.04 24 250 10230 -47.5 -63.5 14 16.0 -48.0 270 95 335.4 335.5 293.2 335.6 0.03 25 242 10443 -48.7 -64.7 14 16.0 -49.1 270 95 336.8 336.8 293.6 336.9 0.03 26 200 11690 -48.7 -64.7 14 16.0 -49.2 270 95 355.7 355.7 297.8 355.8 0.03 27 178 12458 -49.5 -66.5 12 17.0 -50.0 270 100 366.4 366.4 299.9 366.5 0.03 28 164 12993 -52.3 -69.3 11 17.0 -52.7 270 104 370.4 370.4 300.7 370.5 0.02 29 155 13358 -53.2 -70.2 11 17.0 -53.6 270 106 374.9 374.9 301.4 375.0 0.02 30 152 13484 -53.5 -70.5 11 17.0 -53.9 270 105 376.5 376.5 301.7 376.6 0.02 31 150 13570 -53.3 -70.3 11 17.0 -53.7 270 104 378.2 378.2 302.0 378.3 0.02 32 100 16150 -57.9 -74.9 10 17.0 -58.3 270 87 415.9 415.9 307.2 415.9 0.01 33 86 17102 -57.3 -74.3 10 17.0 -57.8 266 83 435.4 435.4 309.4 435.5 0.02 34 78 17718 -58.9 -75.9 9 17.0 -59.3 263 80 444.4 444.4 310.3 444.5 0.02 35 70 18400 -56.9 -74.9 9 18.0 -57.5 260 77 462.7 462.7 312.0 462.8 0.02 36 67 18677 -56.5 -74.5 9 18.0 -57.1 261 73 469.4 469.4 312.6 469.5 0.02 37 50 20520 -59.3 -77.3 8 18.0 -59.9 270 48 503.7 503.7 315.2 503.9 0.02 38 47 20907 -60.1 -78.1 8 18.0 -60.7 267 48 510.8 510.8 315.7 510.9 0.02 39 42 21617 -55.3 -73.3 9 18.0 -56.3 261 47 539.4 539.4 317.5 539.7 0.04 40 34 22963 -55.9 -73.9 9 18.0 -57.1 251 45 571.4 571.4 319.2 571.8 0.05 41 30 23770 -50.3 -69.3 9 19.0 -52.6 245 44 607.5 607.6 321.0 608.4 0.11 42 25 24959 -48.1 -68.1 8 20.0 -51.3 243 37 646.4 646.4 322.6 647.6 0.16 43 22 25787 -53.9 -72.9 8 19.0 -56.0 241 33 653.1 653.2 322.8 653.9 0.09 44 20 26400 -50.9 -70.9 8 20.0 -53.9 240 29 680.4 680.4 323.8 681.5 0.13 45 17 27462 -49.3 -69.3 8 20.0 -53.1 717.9 718.0 325.0 719.7 0.20 46 11 30288 -53.7 -73.7 7 20.0 -57.3 797.1 797.1 327.2 798.7 0.16 47 10 30905 -50.5 -71.5 7 21.0 -55.4 831.0 831.2 328.0 833.6 0.25 TRP 331 8360 -44.9 -59.9 17 15.0 -45.3 275 52 313.1 313.1 286.5 313.3 0.04 WND 155 13358 -53.2 -70.2 11 17.0 -53.6 270 106 374.9 374.9 301.4 375.0 0.02 Sounding variables and indices 1000-500 mb thick: 5256.00 m Freezing level: 965.17 mb = 539.84 m = 1771.09 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 39.19 % Est. max temperature: 4.80 C = 40.64 F Sfc-Lift cond lev (LCL): 886.48 mb = 1209.55 m = 3968.28 ft T: -6.32 C 700-500 lapse rate: 6.27 C/km ThetaE index: 1.55 C Layer 954.0- 850.0 mb Conv cond level (CCL): 803.25 mb = 1970.86 m = 6465.99 ft Mean mixing ratio: 1.74 g/kg Conv temperature: 5.36 C = 41.65 F Cap Strength: 12.44 C Lifted Index: 14.79 C Risk: None Lifted Index @300 mb: 30.24 C Lifted Index @700 mb: 9.15 C Showalter Index: 14.99 C Risk: None Total Totals Index: 32.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 12.60 C K Index: -10.50 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 3.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.75 J/kg Max Up Vert Vel: 3.39 m/s Conv Inhibition (B-): 59984.94 J/kg Cap Strength: 14.45 C Lift Cond Lev (LCL): 819.36 mb = 1818.94 m = 5967.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 at 15 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 1020 94 290 3 2.8 -1.0 | 171 13 -2.1 13.2 1 1000 254 310 5 3.8 -3.2 | 174 11 -1.1 11.1 2 925 877 335 17 7.2 -15.4 | 297 3 2.3 -1.1 3 850 1538 320 21 13.5 -16.1 | 282 9 8.6 -1.8 4 700 3022 315 19 13.4 -13.4 | 264 9 8.5 0.8 5 500 5510 300 25 21.7 -12.5 | 264 17 16.7 1.8 6 400 7080 275 35 34.9 -3.1 | 249 32 29.9 11.2 7 331 8360 275 52 51.8 -4.5 | 258 48 46.9 9.7 8 300 9020 270 77 77.0 -0.0 | 259 73 72.1 14.3 9 250 10230 270 95 95.0 -0.0 | 261 91 90.1 14.3 10 200 11690 270 95 95.0 -0.0 | 261 91 90.1 14.3 11 155 13358 270 106 106.0 -0.0 | 262 102 101.1 14.3 12 150 13570 270 104 104.0 -0.0 | 262 100 99.1 14.3 13 100 16150 270 87 87.0 -0.0 | 260 83 82.1 14.3 14 70 18400 260 77 75.8 13.4 | 249 76 70.9 27.6 15 50 20520 270 48 48.0 -0.0 | 252 45 43.1 14.3 16 30 23770 245 44 39.9 18.6 | 227 48 34.9 32.9 17 20 26400 240 29 25.1 14.5 | 215 35 20.2 28.8 Wind Parameters Mean winds (0-6000m): 310.9 at 20.1 knts Storm direction: 340.9 at 15.1 knts Shear (0-3000m) pos: 2.8 neg: 0.9 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 93.7 deg Storm rel helicity (0-3000m) pos: 14.5 neg: -8.0 tot: 6.5 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.25 Bulk Shear: 23.30 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 ------------------------------------------------------------------------------- 500 316 7 179 9| 9.5 0.0 9.5| 10.4 0.0 10.4 20.9 0.48| 9.5 4.6 1000 329 11 191 5| 8.3 0.0 8.3| 14.5 -0.3 14.2 14.2 0.53| 9.0 4.8 1500 327 14 230 4| 5.5 1.5 7.0| 14.5 -2.3 12.2 8.1 0.37| 7.5 2.8 2000 324 16 251 5| 4.2 1.1 5.3| 14.5 -4.4 10.1 5.1 0.32| 5.8 1.9 2500 322 17 258 5| 3.3 1.0 4.3| 14.5 -6.4 8.1 3.2 0.27| 4.9 1.3 3000 321 17 261 6| 2.8 0.9 3.6| 14.5 -8.0 6.5 2.2 0.23| 4.2 1.0 4000 318 18 263 7| 2.1 1.0 3.1| 15.1 -8.0 7.1 1.8 0.21| 3.6 0.8 5000 315 19 264 9| 1.7 1.2 2.8| 15.1 -9.1 6.0 1.2 0.18| 3.2 0.6 6000 311 20 264 10| 1.4 1.6 3.0| 15.1 -18.5 -3.4 -0.6 0.10| 3.3 0.3 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251020.12.gif