UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U5403... Searching the city database file for: U5403 ... Date:1200Z 9 DEC 25 Station: U5403 WMO ident: 25403 ------------------------------------------------------------------------------- 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 1018 40 -28.5 -33.1 65 4.6 -28.8 340 5 243.4 243.4 243.2 244.0 0.23 1 1002 153 -29.9 -34.3 65 4.4 -30.2 358 12 243.1 243.1 242.9 243.7 0.21 2 1000 167 -29.9 -34.3 65 4.4 -30.2 360 13 243.2 243.3 243.0 243.8 0.21 3 959 468 -27.3 -31.4 68 4.1 -27.6 35 10 248.8 248.9 248.3 249.6 0.29 4 925 731 -21.9 -25.6 72 3.7 -22.4 65 7 256.9 257.0 255.8 258.3 0.51 5 872 1169 -14.9 -18.2 76 3.3 -15.6 107 11 268.6 268.7 265.7 271.5 1.04 6 868 1204 -15.1 -18.4 76 3.3 -15.7 110 12 268.7 268.9 265.7 271.6 1.03 7 850 1361 -15.9 -19.3 75 3.4 -16.6 125 13 269.5 269.6 266.2 272.3 0.98 8 736 2436 -19.3 -25.3 59 6.0 -20.3 151 17 277.1 277.2 270.6 279.1 0.66 9 700 2807 -20.5 -28.5 49 8.0 -21.7 160 19 279.8 279.9 271.9 281.4 0.52 10 676 3064 -22.5 -30.5 48 8.0 -23.5 163 19 280.4 280.4 272.2 281.7 0.45 11 630 3576 -25.7 -33.7 47 8.0 -26.6 168 20 282.4 282.5 273.2 283.5 0.35 12 595 3986 -30.1 -37.1 50 7.0 -30.7 172 21 282.0 282.0 272.8 282.8 0.27 13 500 5200 -38.7 -46.7 43 8.0 -39.1 185 23 285.9 285.9 274.7 286.2 0.11 14 486 5392 -42.3 -49.3 46 7.0 -42.5 185 25 283.8 283.8 273.5 284.1 0.09 15 400 6680 -50.3 -56.3 49 6.0 -50.4 185 35 289.6 289.6 276.5 289.8 0.05 16 397 6729 -50.7 -56.7 49 6.0 -50.8 185 35 289.7 289.7 276.6 289.9 0.04 17 302 8459 -65.7 -71.7 43 6.0 -65.7 195 36 292.2 292.2 277.7 292.2 0.01 18 300 8500 -65.3 -71.3 43 6.0 -65.3 195 38 293.3 293.3 278.3 293.3 0.01 19 250 9630 -58.5 -64.5 46 6.0 -58.6 195 31 319.1 319.1 288.5 319.2 0.03 20 213 10645 -53.9 -59.9 48 6.0 -54.1 202 35 341.2 341.2 294.7 341.4 0.06 21 206 10859 -52.5 -58.5 48 6.0 -52.7 204 35 346.7 346.7 296.0 347.0 0.07 22 200 11050 -52.3 -58.3 48 6.0 -52.5 205 36 349.9 350.0 296.7 350.3 0.07 23 150 12910 -53.3 -63.3 29 10.0 -53.6 205 38 378.2 378.2 302.0 378.5 0.05 24 100 15530 -52.5 -66.5 17 14.0 -53.1 210 38 426.3 426.3 308.4 426.6 0.05 25 70 17840 -51.7 -68.7 11 17.0 -52.7 205 48 473.8 473.8 313.0 474.1 0.05 26 65 18323 -50.3 -67.3 12 17.0 -51.5 207 51 487.0 487.0 314.0 487.4 0.07 27 56 19290 -53.5 -71.5 9 18.0 -54.5 212 57 500.9 500.9 315.0 501.2 0.04 28 50 20020 -53.3 -71.3 9 18.0 -54.4 215 62 517.9 517.9 316.2 518.2 0.05 29 39 21628 -50.5 -69.5 9 19.0 -52.3 215 74 563.1 563.1 318.8 563.7 0.08 30 31 23118 -52.3 -72.1 7 19.9 -54.1 215 85 596.6 596.6 320.5 597.1 0.07 31 30 23330 -52.5 -72.5 7 20.0 -54.4 215 85 601.5 601.5 320.7 602.0 0.07 32 29 23550 -52.7 -72.7 7 20.0 -54.6 219 83 606.8 606.9 320.9 607.4 0.07 33 20 25980 -48.9 -70.9 6 22.0 -52.5 260 56 686.5 686.6 324.0 687.6 0.13 34 19 26317 -48.3 -70.3 6 22.0 -52.2 698.5 698.6 324.4 699.8 0.15 TRP 302 8459 -65.7 -71.7 43 6.0 -65.7 195 36 292.2 292.2 277.7 292.2 0.01 WND 31 23118 -52.3 -72.1 7 19.9 -54.1 215 85 596.6 596.6 320.5 597.1 0.07 Sounding variables and indices 1000-500 mb thick: 5033.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 57.74 % Est. max temperature: -3.06 C = 26.49 F Sfc-Lift cond lev (LCL): 941.84 mb = 599.34 m = 1966.33 ft T: -24.60 C 700-500 lapse rate: 7.61 C/km ThetaE index: 0.35 C Layer 1002.0-1000.0 mb Conv cond level (CCL): 521.52 mb = 4905.88 m = 16095.20 ft Mean mixing ratio: 0.32 g/kg Conv temperature: 13.25 C = 55.85 F Cap Strength: 28.77 C Lifted Index: 29.72 C Risk: None Lifted Index @300 mb: 30.92 C Lifted Index @700 mb: 27.41 C Showalter Index: 11.38 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 19.40 C K Index: -4.50 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 61.69 J/kg Max Up Vert Vel: 11.11 m/s Conv Inhibition (B-): 69273.09 J/kg Cap Strength: 29.70 C Lift Cond Lev (LCL): 911.05 mb = 843.77 m = 2768.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 195 at 14 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 1018 40 340 5 1.7 -4.7 | 6 18 -1.9 -17.9 1 1000 167 360 13 -0.0 -13.0 | 8 26 -3.6 -26.2 2 925 731 65 7 -6.3 -3.0 | 32 19 -10.0 -16.1 3 850 1361 125 13 -10.6 7.5 | 68 15 -14.3 -5.7 4 700 2807 160 19 -6.5 17.9 | 115 11 -10.1 4.7 5 500 5200 185 23 2.0 22.9 | 171 10 -1.6 9.7 6 400 6680 185 35 3.1 34.9 | 178 22 -0.6 21.7 7 302 8459 195 36 9.3 34.8 | 195 22 5.7 21.6 8 300 8500 195 38 9.8 36.7 | 195 24 6.2 23.5 9 250 9630 195 31 8.0 29.9 | 195 17 4.4 16.8 10 200 11050 205 36 15.2 32.6 | 211 23 11.6 19.5 11 150 12910 205 38 16.1 34.4 | 210 25 12.4 21.3 12 100 15530 210 38 19.0 32.9 | 218 25 15.4 19.7 13 70 17840 205 48 20.3 43.5 | 209 35 16.7 30.3 14 50 20020 215 62 35.6 50.8 | 220 49 31.9 37.6 15 31 23118 215 85 48.8 69.6 | 219 72 45.1 56.5 16 30 23330 215 85 48.8 69.6 | 219 72 45.1 56.5 17 20 25980 260 56 55.1 9.7 | 274 52 51.5 -3.4 Wind Parameters Mean winds (0-6000m): 165.4 at 18.2 knts Storm direction: 195.4 at 13.7 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 113.2 deg Storm rel helicity (0-3000m) pos: 159.5 neg: 0.0 tot: 159.5 m^2/s^2 ave: 53.2 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.60 Bulk Shear: 103.59 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 12 10 14 24| 8.3 0.0 8.3| 55.6 0.0 55.6 111.2 0.52| 17.0 8.9 1000 34 9 23 23| 6.6 0.0 6.6| 92.1 0.0 92.1 92.1 0.62| 13.1 8.1 1500 71 10 39 21| 6.2 0.0 6.2|124.4 0.0 124.4 82.9 0.69| 11.5 7.9 2000 98 11 52 19| 5.3 0.0 5.3|137.4 0.0 137.4 68.7 0.71| 9.6 6.8 2500 117 12 63 16| 4.7 0.0 4.7|150.3 0.0 150.3 60.1 0.73| 8.5 6.2 3000 130 13 72 15| 4.2 0.0 4.2|159.5 0.0 159.5 53.2 0.75| 7.6 5.7 4000 146 15 87 12| 3.3 0.0 3.3|170.3 0.0 170.3 42.6 0.77| 6.3 4.8 5000 157 17 102 10| 2.8 0.0 2.8|181.5 0.0 181.5 36.3 0.79| 5.5 4.3 6000 165 18 118 9| 2.6 0.3 3.0|187.8 0.0 187.8 31.3 0.72| 5.2 3.7 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20251209.12.gif