UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 19 APR 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 1010 28 5.0 0.3 72 4.7 2.9 300 1 277.4 278.0 275.6 288.0 3.87 1 1000 109 2.6 -4.4 60 7.0 -0.0 335 7 275.8 276.2 273.1 283.4 2.75 2 996 141 2.2 -4.8 60 7.0 -0.4 341 7 275.7 276.1 272.9 283.1 2.68 3 958 455 0.8 -5.2 64 6.0 -1.4 36 7 277.3 277.8 273.9 284.9 2.70 4 933 668 2.0 -4.0 64 6.0 -0.4 73 7 280.7 281.2 276.3 289.2 3.04 5 925 737 1.6 -4.4 64 6.0 -0.7 85 7 280.9 281.5 276.3 289.4 2.98 6 850 1415 -0.9 -4.8 75 3.9 -2.4 120 11 285.2 285.7 278.7 294.2 3.14 7 797 1927 -3.3 -8.3 68 5.0 -5.1 127 12 287.9 288.4 279.3 295.4 2.56 8 782 2077 -2.3 -6.1 75 3.8 -3.8 129 12 290.6 291.1 281.2 299.7 3.10 9 700 2954 -4.3 -24.3 19 20.0 -9.3 140 13 297.7 297.9 281.4 300.2 0.76 10 696 2999 -4.5 -24.5 19 20.0 -9.5 141 13 298.0 298.1 281.5 300.4 0.75 11 675 3239 -4.9 -24.9 19 20.0 -9.9 143 13 300.2 300.3 282.4 302.6 0.75 12 619 3914 -8.5 -14.5 62 6.0 -10.5 151 13 303.6 303.9 285.3 309.9 2.01 13 528 5124 -17.1 -22.1 65 5.0 -18.3 165 13 307.4 307.6 285.8 311.4 1.23 14 500 5530 -19.1 -25.1 59 6.0 -20.4 170 13 309.8 309.9 286.4 313.1 1.00 15 434 6566 -26.9 -31.9 63 5.0 -27.6 183 14 312.6 312.8 287.0 314.8 0.61 16 400 7150 -30.5 -38.5 45 8.0 -31.4 190 15 315.3 315.4 287.6 316.6 0.34 17 354 8009 -37.3 -49.3 28 12.0 -38.0 196 14 317.4 317.4 288.1 317.9 0.12 18 300 9130 -47.7 -59.7 24 12.0 -48.0 205 13 318.1 318.1 288.2 318.3 0.04 19 250 10300 -57.1 -67.1 27 10.0 -57.2 230 33 321.2 321.2 289.1 321.2 0.02 20 249 10325 -57.5 -67.5 27 10.0 -57.6 229 32 320.9 321.0 289.0 321.0 0.02 21 220 11105 -60.9 -69.9 30 9.0 -61.0 195 9 327.3 327.3 290.9 327.3 0.01 22 204 11583 -55.1 -64.1 32 9.0 -55.3 223 22 343.6 343.6 295.2 343.7 0.03 23 200 11710 -55.5 -64.5 32 9.0 -55.7 230 25 344.9 344.9 295.5 345.0 0.03 24 157 13265 -51.9 -64.9 20 13.0 -52.3 251 22 375.7 375.7 301.6 375.9 0.04 25 150 13560 -52.9 -65.9 19 13.0 -53.3 255 21 378.9 378.9 302.1 379.1 0.04 26 103 15980 -53.5 -71.5 9 18.0 -54.1 260 21 420.8 420.8 307.8 420.9 0.02 27 100 16170 -54.5 -72.5 9 18.0 -55.0 260 21 422.4 422.4 308.0 422.5 0.02 28 70 18430 -58.3 -77.3 7 19.0 -58.8 235 11 459.7 459.7 311.7 459.7 0.01 29 55 19955 -55.9 -75.9 6 20.0 -56.7 253 14 498.0 498.0 314.8 498.1 0.02 30 50 20560 -56.5 -77.5 5 21.0 -57.3 260 15 510.3 510.3 315.7 510.5 0.02 31 31 23566 -60.9 -81.9 5 21.0 -61.7 3 4 573.2 573.2 319.3 573.3 0.02 32 30 23770 -60.3 -81.3 5 21.0 -61.2 10 3 580.3 580.3 319.7 580.4 0.02 33 25 24918 -54.9 -77.9 4 23.0 -56.7 314 2 626.8 626.8 321.8 627.1 0.04 34 20 26340 -55.1 -78.1 4 23.0 -57.2 245 1 667.5 667.5 323.3 667.9 0.05 35 19 26666 -56.7 -79.7 4 23.0 -58.6 672.4 672.4 323.5 672.7 0.04 TRP 220 11105 -60.9 -69.9 30 9.0 -61.0 195 9 327.3 327.3 290.9 327.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: 877.00 mb = 1170.92 m = 3841.55 ft Wetbulb zero: 1000.13 mb = 107.95 m = 354.16 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 57.35 % Est. max temperature: 12.27 C = 54.09 F Sfc-Lift cond lev (LCL): 939.42 mb = 612.39 m = 2009.13 ft T: 1.69 C 700-500 lapse rate: 5.75 C/km ThetaE index: 4.89 C Layer 1000.0- 958.0 mb Conv cond level (CCL): 595.81 mb = 4204.31 m = 13793.50 ft Mean mixing ratio: 2.87 g/kg Conv temperature: 32.22 C = 89.99 F Cap Strength: 18.51 C Lifted Index: 19.96 C Risk: None Lifted Index @300 mb: 22.62 C Lifted Index @700 mb: 13.84 C Showalter Index: 13.99 C Risk: None Total Totals Index: 32.50 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 14.30 C K Index: -6.60 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.88 J/kg Max Up Vert Vel: 7.33 m/s Conv Inhibition (B-): 55772.25 J/kg Cap Strength: 19.92 C Lift Cond Lev (LCL): 871.03 mb = 1219.01 m = 3999.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 174 at 9 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 1010 28 300 1 0.9 -0.5 | 349 9 1.8 -9.2 1 1000 109 335 7 3.0 -6.3 | 345 15 3.9 -15.0 2 925 737 85 7 -7.0 -0.6 | 33 11 -6.0 -9.3 3 850 1415 120 11 -9.5 5.5 | 70 9 -8.6 -3.2 4 700 2954 140 13 -8.4 10.0 | 100 8 -7.4 1.3 5 500 5530 170 13 -2.3 12.8 | 163 4 -1.3 4.2 6 400 7150 190 15 2.6 14.8 | 210 7 3.6 6.1 7 300 9130 205 13 5.5 11.8 | 244 7 6.4 3.1 8 250 10300 230 33 25.3 21.2 | 244 29 26.2 12.6 9 220 11105 195 9 2.3 8.7 | 269 3 3.3 0.0 10 200 11710 230 25 19.2 16.1 | 250 21 20.1 7.4 11 150 13560 255 21 20.3 5.4 | 279 21 21.2 -3.2 12 100 16170 260 21 20.7 3.6 | 283 22 21.6 -5.0 13 70 18430 235 11 9.0 6.3 | 283 10 10.0 -2.3 14 50 20560 260 15 14.8 2.6 | 291 17 15.7 -6.0 15 30 23770 10 3 -0.5 -3.0 | 358 12 0.4 -11.6 16 20 26340 245 1 0.9 0.4 | 347 8 1.9 -8.2 Wind Parameters Mean winds (0-6000m): 143.7 at 11.6 knts Storm direction: 173.7 at 8.7 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 112.4 deg Storm rel helicity (0-3000m) pos: 71.6 neg: -1.3 tot: 70.3 m^2/s^2 ave: 23.4 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.71 Bulk Shear: 37.95 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 7 7 359 15| 7.6 0.0 7.6| 33.0 -1.3 31.8 63.6 0.53| 15.2 8.0 1000 55 7 21 14| 5.0 0.0 5.0| 51.6 -1.3 50.4 50.4 0.63| 11.3 7.1 1500 89 8 39 11| 4.2 0.0 4.2| 62.4 -1.3 61.2 40.8 0.68| 9.0 6.2 2000 104 9 49 10| 3.3 0.0 3.3| 65.6 -1.3 64.3 32.2 0.70| 7.1 5.0 2500 113 10 58 9| 2.8 0.0 2.8| 68.6 -1.3 67.4 27.0 0.71| 6.0 4.3 3000 119 10 65 9| 2.4 0.0 2.4| 71.6 -1.3 70.3 23.4 0.72| 5.3 3.8 4000 128 11 76 8| 1.8 0.0 1.8| 75.2 -1.3 74.0 18.5 0.73| 4.3 3.1 5000 136 11 86 7| 1.4 0.0 1.4| 78.5 -1.3 77.2 15.4 0.74| 3.7 2.7 6000 144 12 97 6| 1.2 0.0 1.2| 81.8 -1.3 80.5 13.4 0.75| 3.3 2.5 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20250419.00.gif