UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for X1004... Searching the city database file for: X1004 ... Date:0000Z 21 OCT 25 Station: X1004 WMO ident: 31004 Latitude: 58.62 Longitude: 125.37 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 265 SFC 948 680 -7.9 -9.2 90 1.3 -8.3 290 3 269.3 269.7 267.9 274.8 2.01 2 925 870 -9.9 -13.9 73 4.0 -10.9 240 5 269.2 269.4 266.8 273.1 1.41 3 888 1183 -13.1 -15.6 81 2.5 -13.6 288 18 269.0 269.2 266.4 272.6 1.28 4 850 1517 -12.3 -16.2 73 3.9 -13.2 340 31 273.3 273.5 269.2 276.9 1.27 5 848 1535 -12.3 -16.4 71 4.1 -13.2 340 31 273.4 273.7 269.3 277.0 1.25 6 801 1969 -13.9 -20.9 55 7.0 -15.3 342 31 276.2 276.4 270.5 278.9 0.90 7 781 2160 -14.3 -21.3 55 7.0 -15.7 342 31 277.8 278.0 271.4 280.4 0.89 8 700 2982 -18.9 -28.9 41 10.0 -20.4 345 31 281.6 281.6 272.9 283.1 0.50 9 671 3296 -21.1 -29.1 49 8.0 -22.2 347 34 282.5 282.6 273.5 284.1 0.51 10 661 3407 -20.5 -27.5 53 7.0 -21.6 348 35 284.4 284.5 274.7 286.3 0.60 11 652 3509 -19.3 -27.3 49 8.0 -20.6 348 35 286.9 287.0 276.0 288.8 0.62 12 594 4197 -22.9 -39.9 20 17.0 -24.6 352 41 290.4 290.5 277.2 291.1 0.20 13 534 4971 -27.9 -38.9 34 11.0 -28.9 357 48 293.4 293.5 278.7 294.3 0.25 14 500 5440 -31.9 -41.9 37 10.0 -32.7 360 52 294.1 294.2 279.0 294.8 0.19 15 461 6007 -36.7 -44.7 43 8.0 -37.2 2 56 295.1 295.1 279.4 295.6 0.15 16 439 6344 -37.5 -45.5 43 8.0 -37.9 3 59 298.2 298.2 280.8 298.7 0.15 17 422 6615 -38.7 -46.7 43 8.0 -39.1 4 61 300.1 300.1 281.5 300.5 0.14 18 400 6980 -41.5 -50.5 37 9.0 -41.9 5 64 301.1 301.1 281.9 301.4 0.09 19 321 8443 -51.1 -60.1 33 9.0 -51.2 10 69 307.4 307.4 284.4 307.5 0.04 20 305 8774 -53.3 -62.3 33 9.0 -53.5 10 69 308.8 308.8 284.9 308.9 0.03 21 300 8880 -53.7 -62.7 32 9.0 -53.8 10 69 309.7 309.7 285.2 309.8 0.03 22 250 10030 -59.1 -67.1 35 8.0 -59.2 5 66 318.2 318.2 288.2 318.3 0.02 23 243 10207 -59.9 -67.9 34 8.0 -60.0 5 64 319.6 319.6 288.6 319.7 0.02 24 200 11430 -55.9 -63.9 36 8.0 -56.1 360 46 344.2 344.3 295.4 344.4 0.04 25 184 11960 -54.9 -63.9 32 9.0 -55.1 359 42 354.2 354.2 297.5 354.3 0.04 26 150 13260 -56.1 -67.1 24 11.0 -56.3 355 33 373.4 373.4 301.2 373.6 0.03 27 100 15840 -56.9 -70.9 15 14.0 -57.3 5 21 417.8 417.8 307.4 417.9 0.03 28 70 18080 -58.3 -74.3 11 16.0 -58.7 315 17 459.7 459.7 311.7 459.8 0.02 29 50 20200 -58.7 -76.7 8 18.0 -59.3 300 9 505.2 505.2 315.3 505.3 0.02 30 30 23450 -53.3 -74.3 6 21.0 -55.1 250 9 599.3 599.4 320.6 599.7 0.05 31 20 26090 -49.5 -74.5 4 25.0 -53.0 210 27 684.7 684.7 324.0 685.3 0.08 32 13 28946 -44.1 -70.1 4 26.0 -50.9 793.1 793.2 327.1 795.4 0.23 TRP 243 10207 -59.9 -67.9 34 8.0 -60.0 5 64 319.6 319.6 288.6 319.7 0.02 WND 321 8443 -51.1 -60.1 33 9.0 -51.2 10 69 307.4 307.4 284.4 307.5 0.04 Sounding variables and indices 1000-500 mb thick: 5175.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 48.03 % Est. max temperature: -0.87 C = 30.43 F Sfc-Lift cond lev (LCL): 928.40 mb = 841.59 m = 2761.09 ft T: -9.60 C 700-500 lapse rate: 5.29 C/km ThetaE index: 2.21 C Layer 925.0- 850.0 mb Conv cond level (CCL): 735.60 mb = 2609.76 m = 8562.10 ft Mean mixing ratio: 1.39 g/kg Conv temperature: 2.47 C = 36.45 F Cap Strength: 16.67 C Lifted Index: 16.83 C Risk: None Lifted Index @300 mb: 25.32 C Lifted Index @700 mb: 8.44 C Showalter Index: 14.49 C Risk: None Total Totals Index: 35.30 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 15.70 C K Index: -6.60 Risk: None Sweat Index: 114.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.85 J/kg Max Up Vert Vel: 5.63 m/s Conv Inhibition (B-): 68751.36 J/kg Cap Strength: 16.82 C Lift Cond Lev (LCL): 854.00 mb = 1481.16 m = 4859.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 23 at 29 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 ---------------------------------------------------------- 0 948 680 290 3 2.8 -1.0 | 209 29 14.4 25.6 1 925 870 240 5 4.3 2.5 | 209 33 15.9 29.1 2 850 1517 340 31 10.6 -29.1 | 276 22 22.2 -2.5 3 700 2982 345 31 8.0 -29.9 | 280 20 19.6 -3.3 4 500 5440 360 52 -0.0 -52.0 | 335 28 11.6 -25.4 5 400 6980 5 64 -5.6 -63.8 | 351 38 6.0 -37.1 6 321 8443 10 69 -12.0 -68.0 | 1 41 -0.4 -41.3 7 300 8880 10 69 -12.0 -68.0 | 1 41 -0.4 -41.3 8 250 10030 5 66 -5.8 -65.7 | 352 40 5.8 -39.1 9 243 10207 5 64 -5.6 -63.8 | 351 38 6.0 -37.1 10 200 11430 360 46 -0.0 -46.0 | 329 23 11.6 -19.4 11 150 13260 355 33 2.9 -32.9 | 293 16 14.5 -6.2 12 100 15840 5 21 -1.8 -20.9 | 240 11 9.7 5.7 13 70 18080 315 17 12.0 -12.0 | 238 28 23.6 14.6 14 50 20200 300 9 7.8 -4.5 | 221 29 19.4 22.1 15 30 23450 250 9 8.5 3.1 | 214 36 20.0 29.7 16 20 26090 210 27 13.5 23.4 | 207 56 25.1 50.0 Wind Parameters Mean winds (0-6000m): 353.5 at 38.7 knts Storm direction: 23.5 at 29.1 knts Shear (0-3000m) pos: 5.6 neg: 2.5 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 88.3 deg Storm rel helicity (0-3000m) pos: 353.0 neg: -3.6 tot: 349.4 m^2/s^2 ave: 116.5 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 7.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.08 Bulk Shear: 191.55 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 ------------------------------------------------------------------------------- 500 274 8 218 33| 0.0 14.9 14.9|139.6 -3.6 135.9 271.9 0.75| 20.0 15.0 1000 331 17 240 23| 12.7 7.4 20.1|313.0 -3.6 309.4 309.4 0.81| 23.4 19.0 1500 336 22 252 21| 8.6 5.0 13.6|315.3 -3.6 311.7 207.8 0.80| 15.9 12.8 2000 339 24 259 21| 6.6 3.7 10.3|317.5 -3.6 313.8 156.9 0.79| 12.2 9.7 2500 340 26 263 20| 5.7 3.0 8.7|328.3 -3.6 324.6 129.9 0.80| 10.2 8.2 3000 342 27 267 20| 5.6 2.5 8.0|353.0 -3.6 349.4 116.5 0.81| 9.3 7.6 4000 346 31 279 19| 5.4 1.9 7.3|406.2 -3.6 402.5 100.6 0.83| 8.2 6.9 5000 350 35 293 19| 5.3 1.5 6.8|462.2 -3.6 458.5 91.7 0.83| 7.6 6.3 6000 353 39 307 20| 5.1 1.2 6.4|510.3 -3.6 506.7 84.4 0.82| 7.0 5.7 Wrote GIF file: /home/apache/climate/data/raob//X1004/skewt/X1004.skewt.20251021.00.gif