UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 10 DEC 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 27 -18.5 -21.7 76 3.2 -19.0 280 1 253.9 254.0 253.6 255.7 0.67 1 1000 102 -15.1 -20.0 66 4.9 -15.9 275 3 258.0 258.2 257.2 260.2 0.78 2 995 140 -12.9 -18.9 61 6.0 -14.0 274 4 260.6 260.8 259.5 263.0 0.86 3 958 428 -15.1 -24.1 46 9.0 -16.4 267 9 261.2 261.3 259.3 262.8 0.57 4 925 692 -17.5 -26.5 45 9.0 -18.7 260 13 261.4 261.5 259.3 262.8 0.47 5 850 1318 -22.9 -28.9 58 6.0 -23.5 280 25 262.2 262.2 259.7 263.3 0.41 6 841 1396 -23.5 -29.5 58 6.0 -24.1 281 25 262.3 262.4 259.8 263.5 0.39 7 827 1519 -19.5 -25.5 59 6.0 -20.4 283 25 267.8 267.9 264.3 269.5 0.58 8 775 1999 -22.3 -34.3 33 12.0 -23.5 290 24 269.8 269.9 265.1 270.6 0.27 9 700 2736 -28.7 -40.7 31 12.0 -29.5 300 23 270.7 270.7 265.4 271.2 0.16 10 504 4997 -47.7 -55.7 39 8.0 -47.9 256 38 274.3 274.3 267.6 274.4 0.04 11 500 5050 -47.7 -55.7 39 8.0 -47.9 255 38 274.9 274.9 268.0 275.0 0.04 12 447 5787 -49.7 -57.7 39 8.0 -49.8 270 40 281.3 281.3 272.0 281.4 0.04 13 416 6260 -46.5 -54.5 40 8.0 -46.7 280 41 291.3 291.3 277.4 291.5 0.06 14 400 6520 -47.9 -55.9 39 8.0 -48.1 285 42 292.7 292.7 278.1 292.9 0.05 15 379 6875 -48.1 -57.1 35 9.0 -48.3 288 40 297.0 297.0 280.1 297.2 0.04 16 328 7808 -56.1 -66.1 27 10.0 -56.2 295 35 298.6 298.6 280.7 298.6 0.02 17 309 8190 -52.7 -63.7 25 11.0 -52.9 282 38 308.4 308.5 284.8 308.5 0.02 18 300 8380 -53.5 -64.5 25 11.0 -53.7 275 40 309.9 309.9 285.3 310.0 0.02 19 286 8687 -52.7 -63.7 25 11.0 -52.9 272 46 315.3 315.4 287.2 315.4 0.03 20 261 9290 -42.9 -55.9 23 13.0 -43.5 266 58 338.1 338.1 293.9 338.4 0.08 21 256 9420 -42.5 -55.9 22 13.4 -43.1 265 60 340.6 340.7 294.6 341.0 0.08 22 250 9580 -41.9 -55.9 20 14.0 -42.6 265 54 343.8 343.8 295.3 344.1 0.08 23 227 10231 -41.7 -58.7 14 17.0 -42.6 265 46 353.7 353.7 297.5 354.0 0.06 24 200 11080 -45.5 -64.5 10 19.0 -46.2 265 36 360.7 360.7 298.9 360.9 0.03 25 190 11422 -46.3 -66.3 9 20.0 -47.0 261 37 364.8 364.8 299.7 364.9 0.03 26 151 12937 -50.1 -71.1 7 21.0 -50.7 245 44 383.0 383.0 302.8 383.1 0.02 27 150 12980 -49.9 -70.9 7 21.0 -50.5 245 44 384.1 384.1 302.9 384.2 0.02 28 131 13869 -48.9 -70.9 6 22.0 -49.7 240 39 401.0 401.0 305.3 401.1 0.02 29 113 14859 -40.3 -65.3 5 25.0 -42.3 235 34 434.4 434.4 309.3 434.7 0.05 30 100 15680 -47.7 -71.7 5 24.0 -48.8 230 29 435.6 435.6 309.4 435.7 0.02 31 90 16368 -51.9 -75.9 4 24.0 -52.7 234 29 440.5 440.5 309.9 440.6 0.01 32 78 17292 -52.7 -76.7 4 24.0 -53.5 240 29 457.3 457.3 311.5 457.3 0.01 33 70 18000 -45.9 -71.9 4 26.0 -47.7 245 29 486.2 486.2 314.0 486.4 0.03 34 67 18292 -45.1 -71.1 4 26.0 -47.1 242 29 494.1 494.1 314.5 494.3 0.04 35 58 19238 -52.5 -76.5 4 24.0 -53.7 231 29 498.2 498.2 314.8 498.3 0.02 36 50 20190 -55.1 -79.1 4 24.0 -56.1 220 29 513.6 513.6 315.9 513.7 0.02 37 49 20319 -55.5 -79.5 3 24.0 -56.5 220 29 515.7 515.7 316.0 515.7 0.01 38 43 21166 -48.9 -73.9 4 25.0 -51.0 220 28 551.5 551.5 318.2 551.8 0.04 39 37 22146 -52.7 -76.7 4 24.0 -54.4 220 28 566.0 566.0 319.0 566.2 0.03 40 36 22324 -50.1 -75.1 4 25.0 -52.2 220 28 577.2 577.2 319.5 577.4 0.04 41 32 23089 -53.3 -77.3 4 24.0 -55.1 220 27 588.4 588.4 320.1 588.6 0.03 42 30 23510 -47.7 -73.7 3 26.0 -50.8 220 27 614.6 614.6 321.3 615.0 0.06 43 28 23967 -44.9 -70.9 4 26.0 -48.9 218 24 634.6 634.7 322.1 635.4 0.10 44 23 25261 -50.5 -74.5 4 24.0 -53.4 213 14 654.9 654.9 322.9 655.4 0.07 45 21 25854 -49.5 -74.5 4 25.0 -52.9 211 9 675.2 675.2 323.6 675.8 0.08 46 20 26170 -52.7 -76.7 4 24.0 -55.4 210 7 674.9 674.9 323.6 675.3 0.06 47 16 27615 -51.3 -75.3 4 24.0 -54.8 723.9 723.9 325.2 724.7 0.09 48 13 28993 -42.1 -69.1 4 27.0 -49.8 800.1 800.2 327.3 802.7 0.27 49 12 29537 -39.7 -66.7 4 27.0 -48.8 827.1 827.3 328.0 831.3 0.40 TRP 328 7808 -56.1 -66.1 27 10.0 -56.2 295 35 298.6 298.6 280.7 298.6 0.02 WND 256 9420 -42.5 -55.9 22 13.4 -43.1 265 60 340.6 340.7 294.6 341.0 0.08 Sounding variables and indices 1000-500 mb thick: 4948.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 40.69 % Est. max temperature: -10.34 C = 13.38 F Sfc-Lift cond lev (LCL): 958.24 mb = 426.13 m = 1398.05 ft T: -15.09 C 700-500 lapse rate: 8.21 C/km ThetaE index: 0.23 C Layer 958.0- 850.0 mb Conv cond level (CCL): 728.05 mb = 2451.33 m = 8042.33 ft Mean mixing ratio: 0.62 g/kg Conv temperature: -2.00 C = 28.41 F Cap Strength: 9.88 C Lifted Index: 10.41 C Risk: None Lifted Index @300 mb: 33.73 C Lifted Index @700 mb: 8.19 C Showalter Index: 9.56 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 24.80 C Cross Totals Index: 18.80 C K Index: -16.10 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 2.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.03 J/kg Max Up Vert Vel: 5.48 m/s Conv Inhibition (B-): 69810.15 J/kg Cap Strength: 9.88 C Lift Cond Lev (LCL): 848.10 mb = 1334.40 m = 4377.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 20 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 27 280 1 1.0 -0.2 | 125 19 -15.8 11.0 1 1000 102 275 3 3.0 -0.3 | 128 18 -13.8 10.9 2 925 692 260 13 12.8 2.3 | 163 14 -4.0 13.5 3 850 1318 280 25 24.6 -4.3 | 229 10 7.8 6.9 4 700 2736 300 23 19.9 -11.5 | 276 3 3.1 -0.3 5 500 5050 255 38 36.7 9.8 | 223 29 19.9 21.0 6 400 6520 285 42 40.6 -10.9 | 269 24 23.8 0.3 7 328 7808 295 35 31.7 -14.8 | 284 15 14.9 -3.6 8 300 8380 275 40 39.8 -3.5 | 251 24 23.0 7.7 9 256 9420 265 60 59.8 5.2 | 249 46 43.0 16.4 10 250 9580 265 54 53.8 4.7 | 247 40 37.0 15.9 11 200 11080 265 36 35.9 3.1 | 233 24 19.0 14.3 12 150 12980 245 44 39.9 18.6 | 218 38 23.1 29.8 13 100 15680 230 29 22.2 18.6 | 190 30 5.4 29.8 14 70 18000 245 29 26.3 12.3 | 202 25 9.5 23.5 15 50 20190 220 29 18.6 22.2 | 183 33 1.8 33.4 16 30 23510 220 27 17.4 20.7 | 181 32 0.5 31.9 17 20 26170 210 7 3.5 6.1 | 142 22 -13.3 17.3 Wind Parameters Mean winds (0-6000m): 273.7 at 26.9 knts Storm direction: 303.7 at 20.2 knts Shear (0-3000m) pos: 2.7 neg: 1.9 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 136.0 deg Storm rel helicity (0-3000m) pos: 88.0 neg: -1.3 tot: 86.8 m^2/s^2 ave: 28.9 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.26 Bulk Shear: 58.80 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 ------------------------------------------------------------------------------- 500 267 6 136 16| 0.0 9.5 9.5| 30.1 0.0 30.1 60.3 0.78| 9.6 7.5 1000 265 10 152 14| 4.8 4.8 9.6| 62.3 0.0 62.3 62.3 0.87| 9.9 8.6 1500 273 15 168 11| 5.3 3.2 8.5| 82.1 0.0 82.1 54.7 0.88| 9.3 8.2 2000 278 17 180 9| 4.0 2.4 6.4| 85.0 0.0 85.0 42.5 0.83| 7.8 6.5 2500 282 18 189 8| 3.2 1.9 5.1| 87.3 0.0 87.3 34.9 0.81| 6.8 5.5 3000 285 19 196 6| 2.7 1.9 4.6| 88.0 -1.3 86.8 28.9 0.71| 6.4 4.6 4000 284 22 214 7| 2.0 2.8 4.8| 88.0 -13.4 74.6 18.6 0.46| 6.3 2.9 5000 277 24 221 11| 1.6 3.4 5.0| 88.0 -51.1 36.9 7.4 0.26| 6.4 1.7 6000 274 27 227 14| 2.5 2.8 5.3|181.1 -51.1 129.9 21.7 0.39| 6.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251210.00.gif