UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for X4858... Searching the city database file for: X4858 ... Date:1200Z 18 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 ------------------------------------------------------------------------------- SFC 1013 89 20.2 -0.8 24 21.0 9.9 110 9 292.3 292.9 282.5 302.7 3.56 1 1008 132 18.2 -0.8 28 19.0 9.0 110 14 290.7 291.3 281.8 301.1 3.57 2 1000 200 17.8 -1.2 27 19.0 8.7 110 21 291.0 291.6 281.8 301.2 3.50 3 925 858 11.4 -2.6 37 14.0 5.0 115 25 291.0 291.6 281.7 300.9 3.41 4 891 1169 8.2 -4.8 39 13.0 2.6 117 23 290.8 291.3 281.1 299.6 3.00 5 850 1558 7.6 -16.4 16 24.0 -0.4 120 21 294.1 294.3 280.4 298.0 1.25 6 793 2126 5.6 -24.4 9 30.0 -2.9 122 22 297.9 298.0 281.3 300.0 0.67 7 714 2972 -1.1 -18.1 26 17.0 -6.4 124 23 299.6 299.8 282.8 303.7 1.29 8 700 3130 -1.7 -18.7 26 17.0 -6.9 125 23 300.6 300.8 283.2 304.6 1.25 9 615 4149 -7.5 -29.5 15 22.0 -12.3 121 21 305.3 305.4 284.2 307.1 0.54 10 500 5720 -21.1 -41.1 15 20.0 -23.5 115 17 307.3 307.4 284.6 308.1 0.21 11 460 6327 -26.3 -44.3 17 18.0 -28.0 108 19 308.2 308.3 284.9 308.8 0.16 12 400 7320 -33.1 -53.1 12 20.0 -34.3 95 23 312.0 312.0 286.1 312.2 0.07 13 300 9280 -48.1 -66.1 11 18.0 -48.5 85 33 317.6 317.6 288.0 317.6 0.02 14 252 10409 -55.7 -71.7 12 16.0 -55.9 75 23 322.5 322.5 289.5 322.6 0.01 15 250 10460 -55.7 -71.7 12 16.0 -55.9 75 23 323.3 323.3 289.8 323.3 0.01 16 200 11890 -52.5 -68.5 13 16.0 -52.8 10 15 349.6 349.6 296.5 349.7 0.02 17 162 13245 -51.3 -69.3 10 18.0 -51.8 341 19 373.4 373.4 301.2 373.5 0.02 18 150 13740 -53.3 -71.3 9 18.0 -53.7 330 21 378.2 378.2 302.0 378.3 0.02 19 100 16310 -61.1 -80.1 6 19.0 -61.3 340 25 409.7 409.7 306.5 409.7 0.01 20 88 17109 -58.5 -78.5 6 20.0 -58.9 344 22 430.1 430.1 308.9 430.2 0.01 21 70 18540 -60.9 -80.9 5 20.0 -61.3 350 17 454.1 454.1 311.3 454.1 0.01 22 68 18720 -61.5 -81.5 5 20.0 -61.9 351 16 456.6 456.6 311.5 456.6 0.01 23 59 19607 -57.5 -78.5 5 21.0 -58.1 358 14 484.5 484.5 313.8 484.6 0.01 24 50 20650 -57.9 -78.9 5 21.0 -58.6 5 11 507.0 507.0 315.4 507.1 0.02 25 37 22550 -59.3 -80.3 5 21.0 -60.1 34 17 549.0 549.0 318.1 549.2 0.02 26 30 23880 -55.3 -77.3 5 22.0 -56.8 55 21 593.9 593.9 320.3 594.1 0.03 27 20 26480 -51.7 -75.7 4 24.0 -54.6 50 19 677.9 678.0 323.7 678.5 0.07 28 19 26813 -51.3 -75.3 4 24.0 -54.4 689.2 689.2 324.1 689.8 0.07 29 16 27926 -52.9 -76.9 4 24.0 -56.0 718.7 718.7 325.0 719.3 0.07 30 12 29791 -50.7 -75.7 4 25.0 -55.2 788.1 788.2 327.0 789.2 0.11 TRP 252 10409 -55.7 -71.7 12 16.0 -55.9 75 23 322.5 322.5 289.5 322.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5520.00 m Freezing level: 726.97 mb = 2833.56 m = 9296.35 ft Wetbulb zero: 855.98 mb = 1500.10 m = 4921.53 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 20.81 % Est. max temperature: 20.97 C = 69.75 F Sfc-Lift cond lev (LCL): 739.59 mb = 2688.54 m = 8820.57 ft T: 1.15 C 700-500 lapse rate: 7.49 C/km ThetaE index: 3.19 C Layer 925.0- 793.0 mb Conv cond level (CCL): 611.07 mb = 4197.87 m = 13772.38 ft Mean mixing ratio: 3.45 g/kg Conv temperature: 33.33 C = 91.99 F Cap Strength: 8.48 C Lifted Index: 7.12 C Risk: None Lifted Index @300 mb: 11.82 C Lifted Index @700 mb: 7.13 C Showalter Index: 9.29 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 28.70 C Cross Totals Index: 4.70 C K Index: -4.70 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 2.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.55 J/kg Max Up Vert Vel: 1.76 m/s Conv Inhibition (B-): 51677.40 J/kg Cap Strength: 8.40 C Lift Cond Lev (LCL): 748.80 mb = 2588.84 m = 8493.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 149 at 16 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 1013 89 110 9 -8.5 3.1 | 2 10 -0.5 -10.4 1 1000 200 110 21 -19.7 7.2 | 62 13 -11.7 -6.3 2 925 858 115 25 -22.7 10.6 | 79 15 -14.7 -2.9 3 850 1558 120 21 -18.2 10.5 | 74 11 -10.2 -3.0 4 700 3130 125 23 -18.8 13.2 | 88 11 -10.8 -0.3 5 500 5720 115 17 -15.4 7.2 | 50 10 -7.4 -6.3 6 400 7320 95 23 -22.9 2.0 | 52 19 -14.9 -11.5 7 300 9280 85 33 -32.9 -2.9 | 57 30 -24.9 -16.4 8 252 10409 75 23 -22.2 -6.0 | 36 24 -14.2 -19.5 9 250 10460 75 23 -22.2 -6.0 | 36 24 -14.2 -19.5 10 200 11890 10 15 -2.6 -14.8 | 349 29 5.4 -28.3 11 150 13740 330 21 10.5 -18.2 | 330 37 18.5 -31.7 12 100 16310 340 25 8.6 -23.5 | 336 41 16.6 -37.0 13 70 18540 350 17 3.0 -16.7 | 340 32 11.0 -30.2 14 50 20650 5 11 -1.0 -11.0 | 344 25 7.0 -24.5 15 30 23880 55 21 -17.2 -12.0 | 20 27 -9.2 -25.6 16 20 26480 50 19 -14.6 -12.2 | 14 27 -6.6 -25.7 Wind Parameters Mean winds (0-6000m): 119.4 at 20.9 knts Storm direction: 149.4 at 15.7 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 85.5 deg Storm rel helicity (0-3000m) pos: 54.4 neg: -3.3 tot: 51.1 m^2/s^2 ave: 17.0 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.36 Bulk Shear: 1.14 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 ------------------------------------------------------------------------------- 500 111 21 62 13| 14.8 0.0 14.8| 40.5 0.0 40.5 81.1 0.96| 15.5 14.9 1000 113 22 70 13| 7.6 0.0 7.6| 46.9 -0.8 46.1 46.1 0.88| 9.3 8.2 1500 115 22 72 13| 4.2 0.0 4.2| 46.9 -3.3 43.6 29.1 0.72| 7.2 5.2 2000 116 22 73 12| 3.3 0.0 3.3| 49.4 -3.3 46.0 23.0 0.73| 5.6 4.1 2500 118 22 74 12| 2.8 0.0 2.8| 51.9 -3.3 48.5 19.4 0.74| 4.7 3.5 3000 119 22 76 12| 2.5 0.0 2.5| 54.4 -3.3 51.1 17.0 0.75| 4.1 3.0 4000 120 22 77 11| 1.9 0.3 2.2| 54.4 -10.1 44.3 11.1 0.58| 3.4 2.0 5000 120 22 76 11| 1.5 0.5 2.0| 54.4 -17.0 37.3 7.5 0.44| 3.0 1.3 6000 119 21 72 11| 1.2 0.6 1.8| 55.7 -21.1 34.6 5.8 0.36| 2.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20250418.12.gif