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 X1004... Searching the city database file for: X1004 ... Date:1200Z 18 APR 25 Station: X1004 WMO ident: 31004 Latitude: 58.62 Longitude: 125.37 ------------------------------------------------------------------------------- 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 100 SFC 931 676 1.2 -6.8 55 8.0 -1.7 135 3 280.0 280.4 275.1 287.0 2.46 2 928 702 2.6 -5.4 56 8.0 -0.5 137 5 281.7 282.2 276.4 289.5 2.75 3 925 728 2.8 -5.2 56 8.0 -0.3 140 7 282.2 282.7 276.7 290.1 2.80 4 896 985 1.8 -9.2 44 11.0 -2.1 164 7 283.7 284.1 276.6 289.9 2.12 5 850 1407 -1.9 -13.9 39 12.0 -5.5 205 7 284.2 284.4 276.0 288.7 1.53 6 818 1710 -4.7 -14.7 45 10.0 -7.6 186 7 284.3 284.6 276.0 288.7 1.49 7 806 1827 -4.9 -14.9 45 10.0 -7.8 179 7 285.3 285.6 276.5 289.7 1.49 8 781 2075 -4.1 -21.1 25 17.0 -8.4 164 7 288.8 288.9 277.4 291.6 0.91 9 752 2372 -5.9 -28.9 14 23.0 -10.6 145 7 289.9 290.0 277.4 291.4 0.47 10 700 2930 -8.5 -30.5 15 22.0 -12.7 110 7 293.1 293.1 278.9 294.5 0.43 11 567 4529 -19.1 -44.1 9 25.0 -21.8 132 6 298.8 298.8 281.0 299.3 0.13 12 500 5450 -26.3 -51.3 8 25.0 -28.1 145 5 301.0 301.0 281.8 301.2 0.07 13 400 7020 -39.1 -61.1 8 22.0 -39.8 85 5 304.2 304.2 283.1 304.3 0.03 14 398 7054 -39.3 -61.3 8 22.0 -40.0 88 5 304.3 304.4 283.2 304.4 0.03 15 310 8726 -50.5 -69.5 9 19.0 -50.8 222 24 311.2 311.2 285.8 311.3 0.01 16 300 8940 -51.3 -69.3 10 18.0 -51.5 240 27 313.0 313.0 286.4 313.1 0.01 17 255 9984 -56.5 -74.5 9 18.0 -56.7 240 31 320.2 320.3 288.8 320.3 0.01 18 250 10110 -56.3 -74.3 9 18.0 -56.5 245 29 322.4 322.4 289.5 322.4 0.01 19 233 10555 -56.7 -74.7 9 18.0 -56.9 250 25 328.3 328.3 291.2 328.3 0.01 20 209 11248 -53.3 -71.3 9 18.0 -53.6 257 19 344.0 344.0 295.3 344.1 0.01 21 200 11530 -53.7 -71.7 9 18.0 -54.0 260 17 347.7 347.7 296.1 347.8 0.01 22 150 13380 -52.5 -70.5 10 18.0 -52.9 260 13 379.6 379.6 302.2 379.7 0.02 23 100 16000 -52.9 -71.9 8 19.0 -53.5 260 17 425.5 425.5 308.3 425.6 0.02 24 86 16973 -52.3 -71.3 8 19.0 -53.1 256 17 445.5 445.5 310.4 445.6 0.03 25 70 18300 -53.5 -72.5 8 19.0 -54.3 250 17 469.9 469.9 312.7 470.1 0.03 26 52 20209 -55.1 -74.1 8 19.0 -56.0 228 8 507.9 507.9 315.5 508.1 0.03 27 50 20460 -54.5 -74.5 7 20.0 -55.5 225 7 515.0 515.1 316.0 515.2 0.03 28 30 23740 -53.3 -73.3 7 20.0 -55.1 260 7 599.3 599.4 320.6 599.8 0.06 29 20 26360 -51.5 -72.5 6 21.0 -54.4 40 7 678.5 678.6 323.7 679.4 0.11 30 10 30880 -49.5 -71.5 6 22.0 -54.8 834.8 834.9 328.1 837.3 0.25 TRP 255 9984 -56.5 -74.5 9 18.0 -56.7 240 31 320.2 320.3 288.8 320.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5350.00 m Freezing level: 873.62 mb = 1190.38 m = 3905.39 ft Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 20.81 % Est. max temperature: 9.76 C = 49.58 F Sfc-Lift cond lev (LCL): 821.67 mb = 1674.95 m = 5495.17 ft T: -4.37 C 700-500 lapse rate: 7.06 C/km ThetaE index: 1.46 C Layer 896.0- 818.0 mb Conv cond level (CCL): 620.51 mb = 3844.42 m = 12612.78 ft Mean mixing ratio: 1.99 g/kg Conv temperature: 17.25 C = 63.06 F Cap Strength: 9.71 C Lifted Index: 10.42 C Risk: None Lifted Index @300 mb: 16.82 C Lifted Index @700 mb: 7.53 C Showalter Index: 10.89 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 24.40 C Cross Totals Index: 12.40 C K Index: -11.50 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 2.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.52 J/kg Max Up Vert Vel: 4.36 m/s Conv Inhibition (B-): 60301.68 J/kg Cap Strength: 10.31 C Lift Cond Lev (LCL): 746.76 mb = 2426.24 m = 7960.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 167 at 5 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 ---------------------------------------------------------- 0 931 676 135 3 -2.1 2.1 | 24 3 -1.1 -2.4 1 925 728 140 7 -4.5 5.4 | 104 4 -3.5 0.9 2 850 1407 205 7 3.0 6.3 | 245 4 4.0 1.9 3 700 2930 110 7 -6.6 2.4 | 69 6 -5.5 -2.1 4 500 5450 145 5 -2.9 4.1 | 78 2 -1.8 -0.4 5 400 7020 85 5 -5.0 -0.4 | 39 6 -3.9 -4.9 6 300 8940 240 27 23.4 13.5 | 250 26 24.4 9.0 7 255 9984 240 31 26.8 15.5 | 248 30 27.9 11.0 8 250 10110 245 29 26.3 12.3 | 254 28 27.3 7.8 9 200 11530 260 17 16.7 3.0 | 275 18 17.8 -1.5 10 150 13380 260 13 12.8 2.3 | 279 14 13.9 -2.2 11 100 16000 260 17 16.7 3.0 | 275 18 17.8 -1.5 12 70 18300 250 17 16.0 5.8 | 266 17 17.0 1.3 13 50 20460 225 7 4.9 4.9 | 265 6 6.0 0.5 14 30 23740 260 7 6.9 1.2 | 292 9 7.9 -3.3 15 20 26360 40 7 -4.5 -5.4 | 19 10 -3.5 -9.8 Wind Parameters Mean winds (0-6000m): 136.8 at 6.1 knts Storm direction: 166.8 at 4.6 knts Shear (0-3000m) pos: 1.1 neg: 1.4 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 50.1 deg Storm rel helicity (0-3000m) pos: 7.7 neg: -8.7 tot: -1.0 m^2/s^2 ave: -0.3 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 10.41 Bulk Shear: 0.91 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 ------------------------------------------------------------------------------- 500 160 7 145 2| 5.6 0.0 5.6| 5.3 0.0 5.3 10.5 0.97| 9.5 9.2 1000 178 7 199 3| 2.9 0.0 2.9| 7.0 -1.3 5.7 5.7 0.72| 6.8 4.9 1500 176 7 193 3| 2.0 1.3 3.3| 7.0 -3.8 3.2 2.2 0.34| 5.9 2.0 2000 167 7 168 2| 1.5 1.9 3.3| 7.0 -6.7 0.3 0.2 0.13| 5.4 0.7 2500 157 7 138 3| 1.2 1.7 2.9| 7.2 -8.7 -1.4 -0.6 0.06| 4.8 0.3 3000 149 7 120 3| 1.1 1.4 2.6| 7.7 -8.7 -1.0 -0.3 0.07| 4.1 0.3 4000 142 7 104 3| 1.0 1.1 2.1| 8.0 -8.7 -0.7 -0.2 0.08| 3.3 0.3 5000 141 6 98 3| 0.9 0.9 1.8| 8.0 -8.9 -0.9 -0.2 0.06| 2.8 0.2 6000 137 6 90 3| 0.7 1.0 1.7| 8.0 -10.7 -2.7 -0.5 0.00| 2.6 0.0 Wrote GIF file: /home/apache/climate/data/raob//X1004/skewt/X1004.skewt.20250418.12.gif