UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102800.upa.cvt Date: 0000Z 28 OCT 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 28 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 1010 90 2.0 -8.0 47 10.0 -1.4 315 1 274.4 274.7 271.2 280.1 2.07 1 1000 170 0.8 -10.2 44 11.0 -2.7 310 1 274.0 274.2 270.5 278.9 1.76 2 925 789 -4.7 -13.7 49 9.0 -7.2 325 15 274.5 274.7 270.2 278.6 1.43 3 850 1446 -10.9 -16.9 61 6.0 -12.3 315 25 274.7 274.9 270.0 278.2 1.20 4 822 1702 -13.5 -18.5 66 5.0 -14.6 314 27 274.6 274.8 269.8 277.7 1.08 5 811 1804 -14.1 -19.1 66 5.0 -15.2 314 27 275.0 275.2 269.9 278.1 1.04 6 788 2022 -14.1 -20.1 60 6.0 -15.3 313 29 277.3 277.5 271.2 280.2 0.98 7 740 2496 -17.7 -29.7 34 12.0 -19.4 311 32 278.4 278.5 271.0 279.8 0.44 8 707 2835 -20.3 -32.3 33 12.0 -21.8 310 34 279.2 279.3 271.3 280.3 0.36 9 700 2909 -20.7 -32.7 33 12.0 -22.2 310 35 279.6 279.6 271.5 280.7 0.35 10 585 4215 -28.1 -41.1 28 13.0 -29.2 299 49 285.7 285.7 274.7 286.3 0.18 11 500 5320 -37.1 -48.1 31 11.0 -37.6 290 62 287.8 287.8 275.7 288.1 0.10 12 482 5573 -39.1 -50.1 30 11.0 -39.5 289 65 288.4 288.4 276.0 288.7 0.08 13 425 6430 -42.3 -54.3 26 12.0 -42.7 286 76 294.9 294.9 279.1 295.1 0.06 14 408 6706 -42.1 -54.1 26 12.0 -42.5 285 79 298.6 298.6 280.8 298.8 0.06 15 400 6840 -43.1 -55.1 26 12.0 -43.5 285 81 299.0 299.0 281.0 299.2 0.05 16 351 7710 -47.5 -59.5 24 12.0 -47.8 285 85 304.4 304.4 283.2 304.6 0.04 17 331 8098 -45.9 -57.9 25 12.0 -46.3 280 86 311.8 311.8 286.0 311.9 0.05 18 310 8532 -46.7 -59.6 22 13.0 -47.0 275 87 316.6 316.6 287.7 316.8 0.04 19 309 8553 -46.7 -59.7 21 13.0 -47.1 275 87 316.8 316.9 287.8 317.0 0.04 20 300 8750 -44.3 -58.3 20 14.0 -44.8 275 85 322.9 322.9 289.7 323.1 0.05 21 296 8841 -42.5 -56.5 20 14.0 -43.1 275 84 326.7 326.7 290.9 327.0 0.06 22 250 9990 -40.7 -58.7 13 18.0 -41.6 275 73 345.6 345.6 295.7 345.8 0.06 23 216 10984 -41.7 -62.7 8 21.0 -42.7 278 67 358.8 358.8 298.5 358.9 0.04 24 200 11500 -46.5 -67.5 7 21.0 -47.1 280 64 359.1 359.1 298.5 359.2 0.02 25 173 12452 -50.3 -71.3 7 21.0 -50.8 272 63 368.1 368.1 300.2 368.1 0.01 26 150 13380 -50.7 -71.7 7 21.0 -51.2 265 62 382.7 382.7 302.7 382.8 0.02 27 122 14723 -52.3 -73.3 6 21.0 -52.9 257 73 403.1 403.1 305.6 403.2 0.02 28 106 15621 -57.9 -78.9 5 21.0 -58.2 252 80 409.0 409.0 306.4 409.0 0.01 29 100 15990 -56.7 -77.7 5 21.0 -57.1 250 83 418.2 418.2 307.5 418.2 0.01 30 89 16728 -55.5 -76.5 6 21.0 -56.1 255 78 434.7 434.7 309.3 434.8 0.01 31 81 17323 -57.1 -78.1 5 21.0 -57.6 259 75 443.3 443.3 310.2 443.4 0.01 32 70 18260 -49.5 -71.5 6 22.0 -50.8 265 69 478.5 478.5 313.4 478.7 0.04 33 67 18548 -49.3 -71.3 6 22.0 -50.7 262 65 485.0 485.0 313.8 485.2 0.04 34 55 19830 -55.1 -77.1 5 22.0 -56.0 251 45 499.8 499.8 314.9 499.9 0.02 35 50 20440 -55.9 -77.9 5 22.0 -56.8 245 36 511.7 511.8 315.8 511.9 0.02 36 45 21106 -58.7 -79.7 5 21.0 -59.4 244 42 520.6 520.6 316.4 520.7 0.02 37 30 23640 -60.5 -81.5 5 21.0 -61.3 240 64 579.7 579.7 319.6 579.8 0.02 38 29 23853 -60.7 -81.7 5 21.0 -61.6 240 63 584.8 584.8 319.9 584.9 0.02 39 26 24548 -53.3 -75.3 5 22.0 -55.3 242 59 624.4 624.4 321.7 624.8 0.05 40 22 25633 -52.1 -75.1 5 23.0 -54.7 244 53 658.5 658.5 323.0 659.0 0.07 41 20 26260 -46.9 -70.9 5 24.0 -51.2 245 50 692.6 692.7 324.2 693.8 0.13 42 19 26602 -45.7 -69.7 5 24.0 -50.5 238 47 706.6 706.7 324.7 708.1 0.17 43 18 26962 -48.3 -72.3 5 24.0 -52.4 231 45 709.4 709.4 324.8 710.5 0.12 44 17 27342 -45.9 -70.9 4 25.0 -51.0 224 42 728.8 728.8 325.4 730.2 0.16 45 16 27743 -50.5 -74.5 4 24.0 -54.2 216 39 726.5 726.6 325.3 727.4 0.10 46 15 28162 -53.5 -77.5 4 24.0 -56.6 208 35 730.1 730.1 325.4 730.7 0.07 47 13 29085 -54.1 -78.1 4 24.0 -57.3 189 28 758.5 758.5 326.2 759.1 0.07 48 11 30194 -40.1 -67.1 4 27.0 -49.4 167 20 846.5 846.7 328.4 850.9 0.42 49 10 30840 -44.3 -70.3 4 26.0 -52.0 155 15 854.2 854.3 328.5 857.3 0.29 50 9.6 31112 -46.7 -71.7 4 25.0 -53.5 855.2 855.3 328.5 857.8 0.25 51 8.4 32003 -43.9 -69.9 4 26.0 -52.5 899.4 899.6 329.5 903.6 0.37 52 7.6 32673 -45.3 -70.3 4 25.0 -53.5 919.9 920.1 329.9 924.3 0.39 53 6.7 33519 -42.9 -68.9 4 26.0 -52.9 963.7 964.0 330.7 970.1 0.53 TRP 351 7710 -47.5 -59.5 24 12.0 -47.8 285 85 304.4 304.4 283.2 304.6 0.04 WND 310 8532 -46.7 -59.6 22 13.0 -47.0 275 87 316.6 316.6 287.7 316.8 0.04 Sounding variables and indices 1000-500 mb thick: 5150.00 m Freezing level: 989.09 mb = 260.04 m = 853.13 ft Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 40.56 % Est. max temperature: 2.34 C = 36.21 F Sfc-Lift cond lev (LCL): 864.13 mb = 1317.93 m = 4323.87 ft T: -9.69 C 700-500 lapse rate: 6.80 C/km ThetaE index: 2.40 C Layer 1000.0- 811.0 mb Conv cond level (CCL): 813.41 mb = 1781.75 m = 5845.56 ft Mean mixing ratio: 1.60 g/kg Conv temperature: 2.58 C = 36.65 F Cap Strength: 6.80 C Lifted Index: 7.76 C Risk: None Lifted Index @300 mb: 31.32 C Lifted Index @700 mb: 2.89 C Showalter Index: 8.26 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 20.20 C K Index: -2.70 Risk: None Sweat Index: 112.00 Risk: None Energy Index: 2.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.29 J/kg Max Up Vert Vel: 1.61 m/s Conv Inhibition (B-): 73256.12 J/kg Cap Strength: 7.78 C Lift Cond Lev (LCL): 821.72 mb = 1704.52 m = 5592.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 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 1010 90 315 1 0.7 -0.7 | 150 28 -14.1 24.6 1 1000 170 310 1 0.8 -0.6 | 150 28 -14.0 24.6 2 925 789 325 15 8.6 -12.3 | 155 14 -6.2 13.0 3 850 1446 315 25 17.7 -17.7 | 201 8 2.9 7.6 4 700 2909 310 35 26.8 -22.5 | 257 12 12.0 2.8 5 500 5320 290 62 58.3 -21.2 | 265 44 43.5 4.1 6 400 6840 285 81 78.2 -21.0 | 266 64 63.5 4.3 7 351 7710 285 85 82.1 -22.0 | 267 67 67.3 3.3 8 310 8532 275 87 86.7 -7.6 | 256 74 71.9 17.7 9 300 8750 275 85 84.7 -7.4 | 256 72 69.9 17.9 10 250 9990 275 73 72.7 -6.4 | 252 61 57.9 18.9 11 200 11500 280 64 63.0 -11.1 | 254 50 48.2 14.1 12 150 13380 265 62 61.8 5.4 | 237 56 47.0 30.7 13 100 15990 250 83 78.0 28.4 | 230 83 63.2 53.6 14 70 18260 265 69 68.7 6.0 | 240 62 54.0 31.3 15 50 20440 245 36 32.6 15.2 | 204 44 17.8 40.5 16 30 23640 240 64 55.4 32.0 | 215 70 40.6 57.3 17 20 26260 245 50 45.3 21.1 | 213 56 30.5 46.4 18 10 30840 155 15 -6.3 13.6 | 151 44 -21.1 38.9 Wind Parameters Mean winds (0-6000m): 299.7 at 39.0 knts Storm direction: 329.7 at 29.3 knts Shear (0-3000m) pos: 3.2 neg: 3.1 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 111.0 deg Storm rel helicity (0-3000m) pos: 58.8 neg: -0.6 tot: 58.2 m^2/s^2 ave: 19.4 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 156.17 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 ------------------------------------------------------------------------------- 500 319 5 152 24| 9.8 0.0 9.8| 13.2 0.0 13.2 26.5 0.21| 9.8 2.1 1000 323 10 153 19| 9.6 0.0 9.6| 22.0 -0.6 21.5 21.5 0.24| 9.8 2.4 1500 319 15 160 15| 6.4 2.3 8.7| 36.3 -0.6 35.8 23.9 0.42| 8.9 3.7 2000 317 18 168 12| 4.8 2.7 7.4| 43.7 -0.6 43.2 21.6 0.49| 7.5 3.7 2500 315 21 178 11| 3.8 2.9 6.7| 51.0 -0.6 50.4 20.2 0.52| 6.8 3.5 3000 314 23 191 9| 3.2 3.1 6.3| 58.8 -0.6 58.2 19.4 0.52| 6.4 3.4 4000 310 28 222 10| 2.4 3.9 6.3| 68.9 -0.6 68.4 17.1 0.43| 6.5 2.8 5000 304 33 244 14| 1.9 4.4 6.4| 68.9 -13.8 55.1 11.0 0.32| 6.6 2.1 6000 300 39 253 20| 1.6 4.8 6.4| 81.6 -20.5 61.1 10.2 0.27| 6.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251028.00.gif