UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for X4858... Searching the city database file for: X4858 ... Date:0000Z 25 APR 25 Station: X4858 WMO ident: 34858 Latitude: 45.92 Longitude: 43.35 ------------------------------------------------------------------------------- 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 57 10 1 SFC 996 91 14.8 10.7 76 4.1 12.4 10 1 288.3 289.7 285.7 311.1 8.13 2 942 564 15.6 8.6 63 7.0 11.5 85 6 293.7 295.1 287.2 315.2 7.46 3 925 718 14.8 7.8 63 7.0 10.8 110 7 294.4 295.7 287.2 315.2 7.19 4 850 1428 9.6 4.8 72 4.8 7.0 195 9 296.2 297.3 287.0 314.8 6.35 5 703 2972 -2.3 -8.3 63 6.0 -4.7 219 7 299.6 300.1 284.7 308.4 2.91 6 700 3006 -2.5 -8.5 63 6.0 -4.8 220 7 299.7 300.2 284.8 308.5 2.87 7 674 3306 -2.9 -8.9 63 6.0 -5.3 224 10 302.5 303.1 285.8 311.5 2.89 8 621 3949 -8.5 -12.9 70 4.4 -10.0 234 16 303.3 303.7 285.5 310.4 2.28 9 540 5021 -14.7 -19.7 66 5.0 -16.0 251 26 308.3 308.5 286.4 313.1 1.48 10 500 5600 -18.1 -33.1 26 15.0 -20.7 260 31 311.0 311.1 286.2 312.6 0.47 11 495 5675 -18.1 -33.1 26 15.0 -20.7 260 31 311.9 312.0 286.6 313.5 0.48 12 474 5995 -20.5 -40.5 15 20.0 -23.1 259 33 312.8 312.8 286.6 313.6 0.24 13 400 7220 -29.7 -47.7 16 18.0 -31.2 255 38 316.4 316.4 287.7 316.9 0.13 14 370 7772 -34.3 -48.3 23 14.0 -35.3 255 48 317.4 317.4 288.1 317.9 0.13 15 348 8201 -35.1 -49.1 23 14.0 -36.1 255 56 321.9 322.0 289.5 322.4 0.13 16 300 9220 -43.1 -55.1 26 12.0 -43.6 255 75 324.6 324.6 290.2 324.9 0.07 17 267 9990 -49.5 -59.5 30 10.0 -49.8 258 82 326.3 326.3 290.7 326.5 0.05 18 252 10368 -48.6 -58.6 30 10.0 -48.9 260 85 333.1 333.1 292.6 333.3 0.06 19 251 10394 -48.5 -58.5 30 10.0 -48.8 260 84 333.6 333.6 292.7 333.8 0.06 20 250 10420 -48.7 -58.7 30 10.0 -49.0 260 83 333.7 333.7 292.7 333.9 0.06 21 240 10689 -50.7 -59.7 34 9.0 -51.0 256 81 334.6 334.6 293.0 334.8 0.05 22 212 11493 -55.3 -65.3 28 10.0 -55.5 245 75 339.5 339.5 294.2 339.6 0.03 23 203 11773 -51.9 -61.9 29 10.0 -52.2 241 64 349.1 349.1 296.5 349.3 0.05 24 200 11870 -52.5 -62.5 29 10.0 -52.8 240 60 349.6 349.6 296.6 349.8 0.04 25 172 12839 -55.1 -66.1 24 11.0 -55.4 243 61 360.7 360.7 298.9 360.9 0.03 26 150 13720 -51.3 -63.3 23 12.0 -51.7 245 62 381.7 381.7 302.6 381.9 0.05 27 149 13763 -50.5 -62.5 23 12.0 -51.0 245 62 383.8 383.8 302.9 384.1 0.06 28 100 16320 -57.3 -72.3 13 15.0 -57.6 250 48 417.0 417.0 307.4 417.1 0.02 29 76 18046 -61.5 -77.5 10 16.0 -61.8 246 33 442.3 442.3 310.1 442.4 0.01 30 70 18560 -59.3 -75.3 11 16.0 -59.7 245 29 457.5 457.5 311.5 457.6 0.02 31 67 18833 -58.5 -74.5 11 16.0 -59.0 250 27 465.0 465.0 312.2 465.2 0.02 32 59 19624 -61.1 -77.1 10 16.0 -61.5 265 22 476.4 476.4 313.2 476.5 0.02 33 57 19838 -58.3 -75.3 10 17.0 -58.9 269 20 487.5 487.5 314.0 487.6 0.02 34 50 20650 -62.9 -78.9 10 16.0 -63.3 285 15 495.3 495.3 314.6 495.4 0.02 35 49 20775 -63.1 -79.1 10 16.0 -63.5 291 15 497.7 497.7 314.8 497.7 0.02 36 39 22195 -59.1 -77.1 8 18.0 -59.9 353 10 541.3 541.3 317.6 541.5 0.03 37 35 22871 -61.5 -78.5 9 17.0 -62.1 23 8 552.1 552.1 318.2 552.3 0.02 38 30 23830 -60.7 -78.7 8 18.0 -61.5 65 5 579.2 579.2 319.6 579.4 0.03 39 29 24041 -59.9 -77.9 8 18.0 -60.8 587.0 587.0 320.0 587.2 0.03 TRP 212 11493 -55.3 -65.3 28 10.0 -55.5 245 75 339.5 339.5 294.2 339.6 0.03 WND 252 10368 -48.6 -58.6 30 10.0 -48.9 260 85 333.1 333.1 292.6 333.3 0.06 Sounding variables and indices 1000-500 mb thick: 5543.00 m Freezing level: 731.41 mb = 2673.57 m = 8771.46 ft Wetbulb zero: 761.85 mb = 2318.33 m = 7605.96 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 64.94 % Est. max temperature: 22.80 C = 73.05 F Sfc-Lift cond lev (LCL): 936.65 mb = 611.87 m = 2007.44 ft T: 15.35 C 700-500 lapse rate: 6.01 C/km ThetaE index: 6.79 C Layer 850.0- 700.0 mb Conv cond level (CCL): 807.51 mb = 1845.01 m = 6053.11 ft Mean mixing ratio: 7.48 g/kg Conv temperature: 23.68 C = 74.62 F Cap Strength: 3.11 C Lifted Index: 1.68 C Risk: Showers probable Lifted Index @300 mb: 7.74 C Lifted Index @700 mb: -0.35 C Showalter Index: 1.27 C Risk: Showers probable Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 22.90 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 138.60 Risk: None Energy Index: -0.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.67 J/kg Max Up Vert Vel: 8.21 m/s Conv Inhibition (B-): 134.44 J/kg Cap Strength: 3.11 C Lift Cond Lev (LCL): 861.96 mb = 1310.67 m = 4300.05 ft Lev Free Conv (LFC): 716.96 mb = 2812.09 m = 9225.92 ft Equ Level (EL): 686.96 mb = 3155.15 m = 10351.43 ft B at Equ Level: 27.18 J/kg Max Parcel Lev (MPL): 516.96 mb = 5348.86 m = 17548.55 ft Wind level data Storm motion: 273 at 11 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 ---------------------------------------------------------- 0 996 91 10 1 -0.2 -1.0 | 88 11 -11.1 -0.4 1 925 718 110 7 -6.6 2.4 | 100 18 -17.5 3.0 2 850 1428 195 9 2.3 8.7 | 137 13 -8.6 9.3 3 700 3006 220 7 4.5 5.4 | 133 9 -6.4 6.0 4 500 5600 260 31 30.5 5.4 | 253 21 19.6 6.0 5 400 7220 255 38 36.7 9.8 | 248 28 25.8 10.5 6 300 9220 255 75 72.4 19.4 | 252 65 61.6 20.0 7 252 10368 260 85 83.7 14.8 | 258 74 72.8 15.4 8 250 10420 260 83 81.7 14.4 | 258 72 70.9 15.0 9 212 11493 245 75 68.0 31.7 | 240 66 57.1 32.3 10 200 11870 240 60 52.0 30.0 | 233 51 41.1 30.6 11 150 13720 245 62 56.2 26.2 | 239 53 45.3 26.8 12 100 16320 250 48 45.1 16.4 | 244 38 34.2 17.0 13 70 18560 245 29 26.3 12.3 | 230 20 15.4 12.9 14 50 20650 285 15 14.5 -3.9 | 312 5 3.6 -3.3 15 30 23830 65 5 -4.5 -2.1 | 85 15 -15.4 -1.5 Wind Parameters Mean winds (0-6000m): 243.3 at 14.5 knts Storm direction: 273.3 at 10.9 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 50.3 deg Storm rel helicity (0-3000m) pos: 66.9 neg: -5.0 tot: 61.9 m^2/s^2 ave: 20.6 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.85 Bulk Shear: 39.50 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 ------------------------------------------------------------------------------- 500 102 3 95 14| 5.9 0.0 5.9| 9.7 -3.1 6.6 13.2 0.20| 7.0 1.4 1000 119 5 102 16| 4.6 0.0 4.6| 46.5 -3.1 43.3 43.3 0.62| 7.9 4.9 1500 151 6 114 15| 3.4 0.0 3.4| 65.1 -3.1 61.9 41.3 0.65| 7.5 4.9 2000 170 7 122 14| 2.3 0.0 2.3| 65.1 -3.3 61.8 30.9 0.61| 5.9 3.6 2500 181 7 126 13| 1.7 0.0 1.7| 65.1 -4.1 61.0 24.4 0.57| 5.0 2.9 3000 188 7 128 13| 1.5 0.0 1.5| 66.9 -5.0 61.9 20.6 0.55| 4.5 2.4 4000 207 8 139 11| 2.3 0.0 2.3| 89.9 -5.0 84.9 21.2 0.66| 4.6 3.1 5000 228 11 163 8| 2.8 0.0 2.8|121.9 -5.0 116.9 23.4 0.70| 4.8 3.4 6000 243 15 196 7| 2.7 0.2 2.9|144.5 -7.9 136.6 22.8 0.67| 4.7 3.2 Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20250425.00.gif