UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for X4858... Searching the city database file for: X4858 ... Date:1200Z 26 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 67 285 7 SFC 998 84 20.6 11.6 56 9.0 15.1 285 7 293.9 295.5 288.3 318.7 8.62 2 991 145 18.0 8.0 52 10.0 12.3 285 8 291.9 293.1 285.8 311.4 6.80 3 925 730 13.2 5.2 58 8.0 8.9 280 17 292.8 293.9 285.4 310.1 6.00 4 918 794 13.0 5.0 58 8.0 8.7 279 17 293.2 294.3 285.5 310.5 5.96 5 890 1053 9.4 4.9 73 4.5 7.0 273 18 292.1 293.2 285.2 309.7 6.11 6 850 1434 7.0 2.0 70 5.0 4.5 265 19 293.5 294.4 284.8 308.6 5.20 7 818 1748 5.2 0.6 72 4.6 2.9 264 21 294.8 295.7 285.0 309.1 4.89 8 772 2220 4.0 -4.0 56 8.0 0.4 263 23 298.4 299.1 285.1 309.5 3.68 9 700 3008 -1.7 -8.7 59 7.0 -4.5 260 27 300.6 301.1 285.1 309.3 2.83 10 541 5008 -13.9 -20.9 55 7.0 -15.7 245 25 309.0 309.3 286.5 313.4 1.34 11 518 5336 -17.3 -26.3 45 9.0 -19.2 242 25 308.8 309.0 285.9 311.7 0.86 12 500 5600 -18.7 -27.7 45 9.0 -20.5 240 25 310.2 310.4 286.4 312.9 0.78 13 449 6396 -23.7 -39.7 22 16.0 -25.7 238 30 313.6 313.7 286.9 314.6 0.27 14 400 7230 -30.5 -46.5 19 16.0 -31.9 235 36 315.3 315.4 287.4 315.9 0.15 15 308 9034 -44.5 -57.5 22 13.0 -45.0 230 49 320.2 320.2 288.9 320.4 0.05 16 300 9210 -45.3 -58.3 22 13.0 -45.7 230 50 321.5 321.5 289.3 321.7 0.05 17 250 10410 -50.3 -64.3 18 14.0 -50.6 235 75 331.3 331.3 292.1 331.4 0.03 18 243 10595 -51.3 -65.5 17 14.2 -51.5 235 83 332.6 332.6 292.4 332.7 0.02 19 218 11297 -54.9 -69.9 14 15.0 -55.1 235 71 337.4 337.4 293.7 337.5 0.01 20 213 11446 -55.1 -70.1 14 15.0 -55.3 234 69 339.3 339.3 294.1 339.4 0.01 21 200 11850 -53.9 -68.9 14 15.0 -54.2 230 62 347.4 347.4 296.1 347.5 0.02 22 196 11979 -53.1 -68.1 15 15.0 -53.4 230 61 350.7 350.7 296.8 350.8 0.02 23 166 13035 -56.9 -72.9 12 16.0 -57.1 230 56 361.4 361.4 299.0 361.5 0.01 24 156 13430 -53.7 -69.7 12 16.0 -54.1 230 53 373.3 373.3 301.2 373.4 0.02 25 150 13680 -54.5 -70.5 12 16.0 -54.8 230 52 376.2 376.2 301.6 376.3 0.02 26 121 15051 -56.1 -74.1 9 18.0 -56.5 227 40 397.1 397.1 304.8 397.2 0.01 27 113 15490 -51.7 -69.7 10 18.0 -52.3 227 36 413.1 413.1 306.9 413.3 0.03 28 100 16280 -53.5 -72.5 8 19.0 -54.1 225 29 424.4 424.4 308.2 424.5 0.02 29 70 18540 -58.3 -78.3 6 20.0 -58.8 230 27 459.7 459.7 311.7 459.7 0.01 30 50 20650 -61.3 -81.3 5 20.0 -61.8 235 13 499.0 499.0 314.9 499.1 0.01 31 37 22537 -56.5 -78.5 5 22.0 -57.6 232 11 556.2 556.2 318.5 556.4 0.02 32 30 23860 -58.7 -79.7 5 21.0 -59.7 230 9 584.6 584.6 319.9 584.8 0.02 33 28 24292 -59.3 -80.3 5 21.0 -60.3 237 10 594.6 594.6 320.4 594.8 0.02 34 24 25267 -55.1 -77.1 5 22.0 -56.9 252 11 633.6 633.6 322.0 633.9 0.04 35 20 26430 -55.3 -78.3 4 23.0 -57.4 270 13 666.9 666.9 323.3 667.3 0.04 36 15 28270 -52.9 -76.9 4 24.0 -56.1 262 15 732.1 732.1 325.4 732.7 0.07 37 14 28713 -54.1 -78.1 4 24.0 -57.2 260 16 742.6 742.6 325.7 743.2 0.06 38 12 29712 -48.7 -73.7 4 25.0 -53.9 255 17 795.2 795.3 327.1 796.6 0.15 39 10 30910 -48.3 -74.3 3 26.0 -54.3 250 19 839.3 839.3 328.2 840.9 0.16 40 8.7 31830 -46.7 -72.7 4 26.0 -53.9 879.6 879.7 329.1 882.1 0.24 TRP 218 11297 -54.9 -69.9 14 15.0 -55.1 235 71 337.4 337.4 293.7 337.5 0.01 WND 243 10595 -51.3 -65.5 17 14.2 -51.5 235 83 332.6 332.6 292.4 332.7 0.02 Sounding variables and indices 1000-500 mb thick: 5533.00 m Freezing level: 721.47 mb = 2773.02 m = 9097.72 ft Wetbulb zero: 765.67 mb = 2286.35 m = 7501.04 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 58.65 % Est. max temperature: 20.24 C = 68.44 F Sfc-Lift cond lev (LCL): 873.37 mb = 1209.39 m = 3967.76 ft T: 8.42 C 700-500 lapse rate: 6.56 C/km ThetaE index: 8.54 C Layer 991.0- 918.0 mb Conv cond level (CCL): 762.86 mb = 2315.97 m = 7598.25 ft Mean mixing ratio: 6.37 g/kg Conv temperature: 25.38 C = 77.69 F Cap Strength: 3.37 C Lifted Index: 3.02 C Risk: None Lifted Index @300 mb: 7.77 C Lifted Index @700 mb: 1.97 C Showalter Index: 4.48 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 20.70 C K Index: 20.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 87.00 Risk: None Energy Index: 0.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.77 J/kg Max Up Vert Vel: 2.75 m/s Conv Inhibition (B-): 55534.56 J/kg Cap Strength: 3.32 C Lift Cond Lev (LCL): 833.79 mb = 1591.77 m = 5222.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 17 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 ---------------------------------------------------------- 0 998 84 285 7 6.8 -1.8 | 106 10 -9.8 2.9 1 925 730 280 17 16.7 -3.0 | 186 2 0.2 1.8 2 850 1434 265 19 18.9 1.7 | 200 7 2.4 6.4 3 700 3008 260 27 26.6 4.7 | 227 14 10.0 9.4 4 500 5600 240 25 21.7 12.5 | 196 18 5.1 17.2 5 400 7230 235 36 29.5 20.6 | 207 28 12.9 25.4 6 300 9210 230 50 38.3 32.1 | 211 43 21.7 36.9 7 250 10410 235 75 61.4 43.0 | 223 66 44.9 47.7 8 243 10595 235 83 68.0 47.6 | 225 73 51.4 52.3 9 218 11297 235 71 58.2 40.7 | 222 62 41.6 45.4 10 200 11850 230 62 47.5 39.9 | 215 54 30.9 44.6 11 150 13680 230 52 39.8 33.4 | 211 45 23.3 38.1 12 100 16280 225 29 20.5 20.5 | 189 26 3.9 25.2 13 70 18540 230 27 20.7 17.4 | 191 22 4.1 22.1 14 50 20650 235 13 10.6 7.5 | 154 14 -5.9 12.2 15 30 23860 230 9 6.9 5.8 | 137 14 -9.7 10.5 16 20 26430 270 13 13.0 -0.0 | 143 6 -3.6 4.7 17 10 30910 250 19 17.9 6.5 | 187 11 1.3 11.2 Wind Parameters Mean winds (0-6000m): 255.9 at 23.0 knts Storm direction: 285.9 at 17.2 knts Shear (0-3000m) pos: 0.0 neg: 3.6 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 119.2 deg Storm rel helicity (0-3000m) pos: 14.9 neg: -0.8 tot: 14.0 m^2/s^2 ave: 4.7 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 26.14 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 ------------------------------------------------------------------------------- 500 282 11 113 6| 0.0 8.0 8.0| 2.9 0.0 2.9 5.8 0.27| 8.0 2.2 1000 279 14 132 4| 0.0 5.8 5.8| 4.5 0.0 4.5 4.5 0.38| 6.4 2.5 1500 274 16 164 4| 0.0 4.6 4.6| 5.6 -0.0 5.6 3.7 0.34| 5.4 1.9 2000 271 17 185 4| 0.0 4.1 4.1| 9.2 -0.0 9.2 4.6 0.38| 4.7 1.8 2500 269 18 198 5| 0.0 3.8 3.8| 12.5 -0.0 12.5 5.0 0.39| 4.3 1.7 3000 267 20 207 7| 0.0 3.6 3.6| 14.9 -0.8 14.0 4.7 0.37| 4.0 1.5 4000 263 21 213 9| 0.0 2.7 2.7| 14.9 -13.7 1.2 0.3 0.20| 3.5 0.7 5000 260 22 212 10| 0.0 2.1 2.1| 14.9 -27.1 -12.2 -2.4 0.07| 3.2 0.2 6000 256 23 209 12| 0.0 2.1 2.1| 22.8 -34.1 -11.3 -1.9 0.07| 3.1 0.2 Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20250426.12.gif