UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for U5403... Searching the city database file for: U5403 ... Date:0000Z 6 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 ------------------------------------------------------------------------------- 0 1000 -10 140 7 SFC 993 41 -23.5 -28.5 63 5.0 -24.0 140 7 250.2 250.2 249.6 251.2 0.37 2 969 220 -25.3 -30.0 65 4.7 -25.7 152 20 250.1 250.1 249.5 251.0 0.33 3 944 411 -20.9 -25.2 68 4.3 -21.4 165 35 256.4 256.5 255.4 257.9 0.52 4 925 563 -17.1 -21.1 71 4.0 -17.7 175 46 261.8 261.9 260.2 263.9 0.77 5 877 962 -10.3 -13.6 77 3.3 -11.1 178 50 272.9 273.2 269.4 277.2 1.52 6 850 1199 -12.3 -15.8 75 3.5 -13.1 180 52 273.3 273.5 269.3 277.0 1.31 7 780 1853 -18.7 -23.0 69 4.3 -19.4 184 43 273.2 273.3 268.3 275.4 0.77 8 700 2660 -21.9 -26.0 69 4.1 -22.5 190 31 278.2 278.3 271.2 280.2 0.66 9 660 3089 -23.5 -27.6 69 4.1 -24.1 201 34 281.2 281.3 272.9 283.0 0.60 10 596 3822 -28.7 -32.8 68 4.1 -29.1 221 38 283.4 283.5 273.9 284.7 0.41 11 500 5040 -41.5 -47.5 52 6.0 -41.8 255 46 282.4 282.5 272.8 282.8 0.10 12 410 6367 -49.5 -57.5 39 8.0 -49.7 155 58 288.6 288.6 276.0 288.8 0.04 13 400 6530 -48.1 -56.1 39 8.0 -48.3 165 66 292.5 292.5 278.0 292.6 0.05 14 375 6952 -48.1 -57.4 34 9.3 -48.3 155 77 297.9 297.9 280.5 298.1 0.04 15 343 7536 -48.1 -59.1 27 11.0 -48.4 159 69 305.6 305.6 283.7 305.8 0.04 16 300 8410 -49.7 -62.7 20 13.0 -50.0 165 58 315.3 315.3 287.2 315.4 0.03 17 282 8815 -51.1 -66.1 15 15.0 -51.4 165 55 318.9 318.9 288.4 319.0 0.02 18 250 9600 -51.5 -66.5 15 15.0 -51.8 165 50 329.5 329.5 291.6 329.6 0.02 19 200 11050 -52.1 -68.1 13 16.0 -52.4 165 50 350.3 350.3 296.7 350.4 0.02 20 150 12900 -53.1 -69.1 13 16.0 -53.5 170 52 378.6 378.6 302.1 378.7 0.02 21 100 15510 -54.3 -72.3 9 18.0 -54.8 175 56 422.8 422.8 308.0 422.9 0.02 22 80 16938 -53.5 -72.5 8 19.0 -54.2 181 59 452.3 452.3 311.1 452.5 0.03 23 70 17790 -55.5 -74.5 8 19.0 -56.2 185 60 465.7 465.7 312.3 465.8 0.02 24 68 17974 -56.7 -74.7 9 18.0 -57.3 186 61 466.9 466.9 312.4 467.1 0.02 25 52 19689 -52.5 -72.5 7 20.0 -53.7 198 65 514.0 514.0 315.9 514.2 0.04 26 50 19940 -55.7 -74.7 8 19.0 -56.6 200 66 512.2 512.2 315.8 512.4 0.03 27 49 20069 -56.1 -75.1 8 19.0 -56.9 200 67 514.2 514.2 315.9 514.4 0.03 28 40 21370 -52.5 -73.5 6 21.0 -54.0 202 72 554.0 554.0 318.3 554.3 0.05 29 37 21871 -55.7 -75.7 7 20.0 -56.9 203 74 558.3 558.3 318.6 558.5 0.04 30 31 22999 -55.1 -75.1 7 20.0 -56.5 205 78 588.9 588.9 320.1 589.2 0.05 31 30 23210 -52.9 -73.9 6 21.0 -54.8 205 79 600.4 600.4 320.6 600.9 0.06 32 29 23428 -51.7 -73.7 5 22.0 -53.8 206 82 609.6 609.6 321.0 610.0 0.06 33 26 24127 -55.1 -76.1 6 21.0 -56.8 209 90 619.3 619.3 321.5 619.6 0.05 34 21 25489 -53.9 -74.9 6 21.0 -56.1 214 106 661.9 661.9 323.2 662.5 0.07 35 20 25800 -55.7 -76.7 6 21.0 -57.6 215 110 665.7 665.7 323.3 666.1 0.06 36 17 26839 -53.9 -74.9 6 21.0 -56.5 703.1 703.2 324.6 703.9 0.09 TRP 410 6367 -49.5 -57.5 39 8.0 -49.7 155 58 288.6 288.6 276.0 288.8 0.04 WND 375 6952 -48.1 -57.4 34 9.3 -48.3 155 77 297.9 297.9 280.5 298.1 0.04 Sounding variables and indices 1000-500 mb thick: 5050.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 67.42 % Est. max temperature: -0.44 C = 31.21 F Sfc-Lift cond lev (LCL): 913.58 mb = 656.14 m = 2152.65 ft T: -15.51 C 700-500 lapse rate: 8.24 C/km ThetaE index: 1.76 C Layer 850.0- 700.0 mb Conv cond level (CCL): 993.00 mb = 41.42 m = 135.89 ft Mean mixing ratio: 0.64 g/kg Conv temperature: -22.43 C = -8.37 F Cap Strength: 20.85 C Lifted Index: 18.89 C Risk: None Lifted Index @300 mb: 39.58 C Lifted Index @700 mb: 17.43 C Showalter Index: 4.77 C Risk: None Total Totals Index: 54.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.20 C Cross Totals Index: 25.70 C K Index: 9.30 Risk: None Sweat Index: 413.74 Risk: Severe Thunderstorms possible Energy Index: 1.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 86.13 J/kg Max Up Vert Vel: 13.12 m/s Conv Inhibition (B-): 62590.34 J/kg Cap Strength: 20.81 C Lift Cond Lev (LCL): 893.28 mb = 824.45 m = 2704.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 234 at 31 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 ---------------------------------------------------------- 0 993 41 140 7 -4.5 5.4 | 67 32 -29.6 -12.8 1 925 563 175 46 -4.0 45.8 | 133 40 -29.1 27.7 2 850 1199 180 52 0.0 52.0 | 143 42 -25.1 33.8 3 700 2660 190 31 5.4 30.5 | 122 23 -19.8 12.4 4 500 5040 255 46 44.4 11.9 | 288 20 19.3 -6.3 5 410 6367 155 58 -24.5 52.6 | 125 60 -49.6 34.4 6 400 6530 165 66 -17.1 63.8 | 137 62 -42.2 45.6 7 375 6952 155 77 -32.5 69.8 | 132 77 -57.7 51.6 8 300 8410 165 58 -15.0 56.0 | 133 55 -40.1 37.9 9 250 9600 165 50 -12.9 48.3 | 128 49 -38.1 30.1 10 200 11050 165 50 -12.9 48.3 | 128 49 -38.1 30.1 11 150 12900 170 52 -9.0 51.2 | 134 48 -34.2 33.0 12 100 15510 175 56 -4.9 55.8 | 141 48 -30.0 37.6 13 70 17790 185 60 5.2 59.8 | 154 46 -19.9 41.6 14 50 19940 200 66 22.6 62.0 | 177 44 -2.6 43.8 15 30 23210 205 79 33.4 71.6 | 189 54 8.3 53.4 16 20 25800 215 110 63.1 90.1 | 208 81 38.0 71.9 Wind Parameters Mean winds (0-6000m): 204.1 at 41.4 knts Storm direction: 234.1 at 31.0 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 67.6 deg Storm rel helicity (0-3000m) pos: 496.7 neg: -84.4 tot: 412.3 m^2/s^2 ave: 137.4 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 13.3 stream: 7.3 10^-3/s Energy-Hel index: 0.25 Bulk Rich Number: 1.07 Bulk Shear: 80.23 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 ------------------------------------------------------------------------------- 500 170 26 104 30| 39.9 0.0 39.9|377.2 0.0 377.2 754.4 0.98| 41.9 41.2 1000 175 37 123 34| 23.3 0.0 23.3|455.1 0.0 455.1 455.1 0.98| 24.8 24.3 1500 177 41 130 36| 14.5 0.0 14.5|473.0 -13.9 459.1 306.1 0.87| 18.8 16.3 2000 179 42 132 35| 9.1 0.0 9.1|473.0 -42.9 430.2 215.1 0.71| 16.0 11.4 2500 180 41 132 34| 5.9 0.0 5.9|473.0 -77.1 395.9 158.4 0.57| 14.4 8.1 3000 182 39 131 32| 5.2 0.0 5.2|496.7 -84.4 412.3 137.4 0.55| 13.3 7.3 4000 189 39 137 27| 5.1 0.0 5.1|549.7 -84.4 465.4 116.3 0.60| 12.4 7.5 5000 202 39 150 21| 5.1 0.0 5.1|610.1 -84.4 525.7 105.1 0.64| 12.1 7.8 6000 204 41 157 21| 4.2 5.3 9.6|610.1-470.6 139.6 23.3 0.10| 15.8 1.5 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20251206.00.gif