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 PANC... Searching the city database file for: PANC ... Date:1200Z 26 APR 25 Station: PANC WMO ident: 70273 Latitude: 61.17 Longitude: -150.02 Elevation: 40.00 ------------------------------------------------------------------------------- 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 1005 40 5.8 -0.2 65 6.0 3.2 65 7 278.6 279.2 276.1 288.9 3.75 1 1000 90 5.4 0.4 70 5.0 3.2 155 10 278.5 279.2 276.3 289.4 3.93 2 990 172 5.0 0.0 70 5.0 2.8 149 11 279.0 279.6 276.5 289.6 3.86 3 981 247 5.6 -2.4 56 8.0 2.2 144 12 280.3 280.8 276.3 289.4 3.26 4 973 314 5.2 -2.8 56 8.0 1.9 139 13 280.5 281.1 276.4 289.5 3.19 5 968 356 4.8 -3.2 56 8.0 1.5 132 12 280.5 281.1 276.3 289.3 3.11 6 962 407 4.6 -3.4 56 8.0 1.4 123 11 280.8 281.4 276.4 289.5 3.09 7 925 725 2.0 -6.0 55 8.0 -1.0 80 9 281.4 281.8 276.0 288.8 2.64 8 915 813 1.4 -5.6 60 7.0 -1.3 85 10 281.6 282.1 276.3 289.4 2.75 9 850 1400 -3.7 -7.7 74 4.0 -5.1 115 20 282.3 282.7 276.4 289.5 2.52 10 820 1682 -6.3 -9.0 81 2.7 -7.2 125 24 282.4 282.8 276.2 289.2 2.36 11 807 1807 -7.5 -8.6 92 1.1 -7.9 129 26 282.5 282.9 276.4 289.5 2.47 12 796 1914 -8.3 -9.7 90 1.4 -8.8 135 25 282.7 283.1 276.3 289.3 2.30 13 793 1943 -7.9 -10.0 85 2.1 -8.6 137 25 283.4 283.8 276.6 290.0 2.25 14 788 1992 -7.9 -10.3 83 2.4 -8.7 140 24 284.0 284.3 276.9 290.4 2.21 15 732 2560 -12.3 -13.0 94 0.7 -12.5 159 22 285.2 285.5 277.0 290.8 1.92 16 700 2901 -14.1 -15.3 91 1.2 -14.4 180 17 286.9 287.2 277.6 291.8 1.66 17 655 3403 -16.5 -18.4 85 1.9 -17.0 143 19 289.7 289.9 278.5 293.8 1.37 18 646 3507 -16.3 -18.9 80 2.6 -16.9 152 19 291.0 291.3 279.1 295.1 1.33 19 640 3578 -15.9 -18.0 84 2.1 -16.4 158 19 292.3 292.5 279.8 296.7 1.45 20 612 3914 -17.7 -19.1 89 1.4 -18.0 171 19 294.0 294.2 280.6 298.2 1.38 21 564 4522 -21.1 -24.0 77 2.9 -21.7 192 18 296.9 297.1 281.3 300.0 0.97 22 521 5103 -25.3 -28.6 74 3.3 -25.8 171 18 298.7 298.8 281.7 300.9 0.69 23 500 5400 -27.7 -30.6 76 2.9 -28.1 175 21 299.3 299.4 281.8 301.2 0.60 24 462 5964 -31.7 -35.7 68 4.0 -32.1 159 19 301.1 301.2 282.4 302.5 0.39 25 455 6072 -31.7 -35.7 68 4.0 -32.1 156 18 302.4 302.5 282.9 303.8 0.40 26 427 6518 -35.5 -39.5 67 4.0 -35.8 160 18 303.1 303.2 283.1 304.1 0.29 27 400 6970 -38.7 -42.3 69 3.6 -38.9 165 19 304.7 304.7 283.6 305.5 0.23 28 375 7409 -41.5 -45.2 67 3.7 -41.7 160 23 306.7 306.7 284.3 307.3 0.18 29 362 7646 -43.5 -46.3 74 2.8 -43.6 155 25 307.1 307.1 284.4 307.7 0.17 30 338 8102 -47.1 -49.9 73 2.8 -47.2 161 26 308.3 308.3 284.8 308.7 0.12 31 332 8220 -47.9 -51.3 68 3.4 -48.0 162 26 308.8 308.8 285.0 309.1 0.10 32 303 8816 -51.3 -55.7 59 4.4 -51.4 170 28 312.2 312.2 286.2 312.4 0.07 33 300 8880 -51.7 -55.8 61 4.1 -51.8 180 24 312.5 312.5 286.3 312.7 0.07 34 288 9143 -53.7 -57.5 63 3.8 -53.8 180 24 313.3 313.3 286.6 313.5 0.06 35 285 9210 -54.1 -56.9 71 2.8 -54.2 180 24 313.7 313.7 286.7 313.9 0.06 36 282 9277 -54.5 -57.8 67 3.3 -54.6 180 24 314.0 314.0 286.8 314.2 0.06 37 278 9369 -54.3 -58.9 57 4.6 -54.4 181 22 315.6 315.6 287.3 315.8 0.05 38 274 9461 -53.7 -61.7 37 8.0 -53.8 182 20 317.8 317.8 288.1 317.9 0.03 39 272 9508 -53.7 -61.7 37 8.0 -53.8 182 19 318.5 318.5 288.3 318.6 0.03 40 266 9652 -53.1 -63.1 29 10.0 -53.3 184 15 321.4 321.4 289.2 321.5 0.03 41 250 10050 -53.5 -70.5 11 17.0 -53.7 205 18 326.5 326.5 290.7 326.6 0.01 42 249 10076 -53.7 -70.7 11 17.0 -53.9 205 18 326.6 326.6 290.7 326.6 0.01 43 243 10233 -54.1 -67.1 19 13.0 -54.3 205 21 328.3 328.3 291.3 328.4 0.02 44 238 10368 -51.9 -78.9 3 27.0 -52.2 205 23 333.6 333.6 292.7 333.6 0.00 45 227 10678 -49.9 -77.9 2 28.0 -50.3 217 20 341.2 341.2 294.6 341.2 0.00 46 224 10765 -49.9 -76.9 3 27.0 -50.3 221 19 342.5 342.5 294.9 342.5 0.00 47 221 10853 -49.7 -76.7 3 27.0 -50.1 224 18 344.1 344.1 295.3 344.1 0.01 48 220 10883 -49.5 -77.5 2 28.0 -50.0 225 18 344.9 344.9 295.5 344.9 0.00 49 200 11510 -49.7 -80.7 1 31.0 -50.2 220 17 354.1 354.1 297.5 354.1 0.00 50 198 11576 -49.9 -80.9 1 31.0 -50.4 220 16 354.8 354.8 297.7 354.8 0.00 51 184 12057 -48.3 -82.3 1 34.0 -48.9 236 19 364.9 364.9 299.7 364.9 0.00 52 175 12386 -50.1 -83.1 1 33.0 -50.7 228 18 367.2 367.2 300.1 367.2 0.00 53 166 12733 -47.9 -82.9 1 35.0 -48.6 230 18 376.5 376.5 301.6 376.5 0.00 54 150 13400 -49.1 -83.1 1 34.0 -49.8 245 18 385.5 385.5 303.1 385.5 0.00 55 136 14042 -49.7 -83.7 1 34.0 -50.4 253 16 395.4 395.4 304.6 395.4 0.00 56 135 14090 -48.7 -83.7 1 35.0 -49.5 255 16 398.0 398.0 304.9 398.0 0.00 57 113 15249 -52.5 -85.5 1 33.0 -53.1 270 21 411.6 411.6 306.7 411.7 0.00 58 100 16040 -51.9 -84.9 1 33.0 -52.7 260 14 427.4 427.4 308.6 427.5 0.00 59 90 16721 -52.7 -85.7 1 33.0 -53.5 275 18 438.9 438.9 309.8 438.9 0.00 60 82 17324 -51.1 -85.1 1 34.0 -52.1 267 12 454.0 454.0 311.3 454.1 0.00 61 70 18350 -52.3 -86.3 1 34.0 -53.3 340 5 472.5 472.5 312.8 472.5 0.00 62 68 18537 -52.9 -85.9 1 33.0 -53.9 325 10 475.1 475.1 313.1 475.2 0.00 63 55 19908 -52.1 -86.1 1 34.0 -53.4 251 11 506.7 506.7 315.4 506.7 0.00 64 53 20149 -50.1 -86.1 1 36.0 -51.7 252 10 516.7 516.7 316.1 516.7 0.00 65 50 20530 -50.1 -86.1 1 36.0 -51.8 255 7 525.4 525.4 316.6 525.4 0.00 66 42 21667 -51.1 -86.1 1 35.0 -52.9 86 2 549.8 549.8 318.1 549.8 0.01 67 38 22320 -49.3 -86.3 1 37.0 -51.6 234 13 570.3 570.3 319.2 570.4 0.01 68 36 22673 -51.5 -86.5 1 35.0 -53.4 285 3 573.5 573.5 319.3 573.6 0.01 69 32 23439 -50.9 -86.9 1 36.0 -53.2 188 6 594.8 594.8 320.4 594.8 0.01 70 30 23860 -49.7 -85.7 1 36.0 -52.4 135 7 609.1 609.2 321.0 609.2 0.01 71 29 24081 -49.9 -85.9 1 36.0 -52.6 135 5 614.5 614.5 321.3 614.6 0.01 72 20 26520 -47.7 -85.7 0 38.0 -51.9 105 9 690.2 690.2 324.1 690.3 0.01 73 15 28431 -45.7 -84.7 0 39.0 -51.5 9 1 756.0 756.0 326.1 756.2 0.02 74 13 29383 -47.1 -85.1 1 38.0 -52.9 109 12 782.7 782.7 326.8 782.9 0.02 75 10 31130 -45.1 -85.1 0 40.0 -52.8 130 7 851.2 851.2 328.4 851.5 0.03 76 9.8 31265 -45.1 -85.1 0 40.0 -52.9 127 7 856.1 856.1 328.5 856.4 0.03 77 7.3 33253 -39.3 -81.3 0 42.0 -51.5 86 6 955.1 955.1 330.4 955.9 0.07 78 7.0 33540 -39.7 -80.7 0 41.0 -51.9 80 6 964.9 965.0 330.6 965.9 0.08 79 6.8 33738 -39.3 -81.3 0 42.0 -51.9 974.6 974.7 330.8 975.5 0.08 80 6.3 34262 -39.1 -81.1 0 42.0 -52.2 997.0 997.1 331.1 998.0 0.09 TRP 282 9277 -54.5 -57.8 67 3.3 -54.6 180 24 314.0 314.0 286.8 314.2 0.06 WND Sounding variables and indices 1000-500 mb thick: 5310.00 m Freezing level: 897.16 mb = 973.82 m = 3194.91 ft Wetbulb zero: 940.94 mb = 586.31 m = 1923.56 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 78.59 % Est. max temperature: 9.47 C = 49.05 F Sfc-Lift cond lev (LCL): 916.37 mb = 800.54 m = 2626.42 ft T: 1.48 C 700-500 lapse rate: 5.44 C/km ThetaE index: 0.69 C Layer 925.0- 915.0 mb Conv cond level (CCL): 831.02 mb = 1577.50 m = 5175.47 ft Mean mixing ratio: 3.09 g/kg Conv temperature: 9.63 C = 49.34 F Cap Strength: 8.84 C Lifted Index: 9.02 C Risk: None Lifted Index @300 mb: 16.42 C Lifted Index @700 mb: 1.93 C Showalter Index: 8.90 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 20.00 C K Index: 15.10 Risk: < 20 % chance of thunderstorms Sweat Index: 61.00 Risk: None Energy Index: 2.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.25 J/kg Max Up Vert Vel: 4.95 m/s Conv Inhibition (B-): 68726.97 J/kg Cap Strength: 9.03 C Lift Cond Lev (LCL): 853.10 mb = 1371.02 m = 4498.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 186 at 14 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 1005 40 65 7 -6.3 -3.0 | 25 18 -7.8 -16.6 1 1000 90 155 10 -4.2 9.1 | 51 7 -5.7 -4.6 2 974 305 140 13 -8.4 10.0 | 69 10 -9.8 -3.7 3 938 610 90 8 -8.0 0.0 | 35 17 -9.4 -13.6 4 925 725 80 9 -8.9 -1.6 | 34 18 -10.3 -15.2 5 903 914 90 11 -11.0 0.0 | 42 18 -12.4 -13.6 6 869 1219 110 14 -13.2 4.8 | 59 17 -14.6 -8.9 7 850 1400 115 20 -18.1 8.5 | 75 20 -19.6 -5.2 8 804 1829 130 26 -19.9 16.7 | 98 22 -21.3 3.1 9 773 2134 150 23 -11.5 19.9 | 116 14 -12.9 6.3 10 743 2438 155 23 -9.7 20.8 | 123 13 -11.2 7.2 11 714 2743 165 21 -5.4 20.3 | 134 10 -6.9 6.6 12 700 2901 180 17 0.0 17.0 | 157 4 -1.4 3.4 13 686 3048 180 17 0.0 17.0 | 157 4 -1.4 3.4 14 659 3353 140 19 -12.2 14.6 | 94 14 -13.6 0.9 15 632 3658 165 19 -4.9 18.4 | 127 8 -6.3 4.7 16 582 4267 180 20 0.0 20.0 | 167 7 -1.4 6.4 17 559 4572 195 17 4.4 16.4 | 227 4 3.0 2.8 18 536 4877 185 20 1.7 19.9 | 183 6 0.3 6.3 19 515 5182 165 17 -4.4 16.4 | 115 6 -5.8 2.8 20 500 5400 175 21 -1.8 20.9 | 156 8 -3.3 7.3 21 453 6096 155 18 -7.6 16.3 | 106 9 -9.0 2.7 22 400 6970 165 19 -4.9 18.4 | 127 8 -6.3 4.7 23 398 7010 170 19 -3.3 18.7 | 137 7 -4.7 5.1 24 363 7620 155 25 -10.6 22.7 | 127 15 -12.0 9.0 25 302 8839 170 28 -4.9 27.6 | 156 15 -6.3 13.9 26 300 8880 180 24 0.0 24.0 | 172 10 -1.4 10.4 27 288 9144 180 24 0.0 24.0 | 172 10 -1.4 10.4 28 282 9277 180 24 0.0 24.0 | 172 10 -1.4 10.4 29 262 9754 185 13 1.1 13.0 | 23 1 -0.3 -0.7 30 250 10050 205 18 7.6 16.3 | 247 7 6.2 2.7 31 238 10363 205 23 9.7 20.8 | 229 11 8.3 7.2 32 207 11278 240 14 12.1 7.0 | 302 13 10.7 -6.6 33 200 11510 220 17 10.9 13.0 | 274 10 9.5 -0.6 34 198 11582 220 16 10.3 12.3 | 279 9 8.9 -1.4 35 189 11887 240 19 16.5 9.5 | 285 16 15.0 -4.1 36 172 12497 225 18 12.7 12.7 | 275 11 11.3 -0.9 37 150 13400 245 18 16.3 7.6 | 292 16 14.9 -6.0 38 150 13411 260 21 20.7 3.6 | 297 22 19.3 -10.0 39 143 13716 240 20 17.3 10.0 | 283 16 15.9 -3.6 40 130 14326 265 13 13.0 1.1 | 317 17 11.5 -12.5 41 124 14630 245 18 16.3 7.6 | 292 16 14.9 -6.0 42 113 15240 270 21 21.0 -0.0 | 305 24 19.6 -13.6 43 108 15545 255 18 17.4 4.7 | 299 18 16.0 -9.0 44 100 16040 260 14 13.8 2.4 | 312 17 12.4 -11.2 45 98 16154 275 16 15.9 -1.4 | 316 21 14.5 -15.0 46 85 17069 275 20 19.9 -1.7 | 310 24 18.5 -15.4 47 81 17374 265 11 11.0 1.0 | 323 16 9.5 -12.7 48 78 17678 305 10 8.2 -5.7 | 341 21 6.8 -19.4 49 71 18288 270 11 11.0 -0.0 | 325 17 9.6 -13.6 50 70 18350 340 5 1.7 -4.7 | 359 18 0.3 -18.3 51 67 18593 320 11 7.1 -8.4 | 346 23 5.6 -22.1 52 64 18898 215 10 5.7 8.2 | 322 7 4.3 -5.5 53 61 19202 250 10 9.4 3.4 | 322 13 8.0 -10.2 54 59 19507 245 10 9.1 4.2 | 321 12 7.6 -9.4 55 56 19812 250 12 11.3 4.1 | 314 14 9.8 -9.5 56 50 20530 255 7 6.8 1.8 | 336 13 5.3 -11.8 57 44 21336 260 7 6.9 1.2 | 336 14 5.5 -12.4 58 42 21641 75 1 -1.0 -0.3 | 10 14 -2.4 -13.9 59 40 21946 205 10 4.2 9.1 | 329 5 2.8 -4.6 60 38 22250 215 16 9.2 13.1 | 274 8 7.7 -0.5 61 37 22555 300 3 2.6 -1.5 | 356 15 1.2 -15.1 62 30 23860 135 7 -4.9 4.9 | 36 11 -6.4 -8.7 63 28 24384 135 3 -2.1 2.1 | 17 12 -3.6 -11.5 64 26 24689 120 10 -8.7 5.0 | 49 13 -10.1 -8.6 65 22 25908 115 1 -0.9 0.4 | 10 13 -2.3 -13.2 66 20 26520 105 9 -8.7 2.3 | 42 15 -10.1 -11.3 67 18 27127 105 13 -12.6 3.4 | 54 17 -14.0 -10.3 68 17 27432 125 9 -7.4 5.2 | 46 12 -8.8 -8.5 69 15 28346 0 0 -0.0 -0.0 | 6 14 -1.4 -13.6 70 13 29261 95 13 -13.0 1.1 | 49 19 -14.4 -12.5 71 13 29566 130 10 -7.7 6.4 | 52 12 -9.1 -7.2 72 10 31130 130 7 -5.4 4.5 | 37 11 -6.8 -9.1 73 7 33540 80 6 -5.9 -1.0 | 27 16 -7.3 -14.7 Wind Parameters Mean winds (0-6000m): 156.0 at 18.3 knts Storm direction: 186.0 at 13.7 knts Shear (0-3000m) pos: 3.8 neg: 0.5 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 131.8 deg Storm rel helicity (0-3000m) pos: 174.3 neg: -28.7 tot: 145.5 m^2/s^2 ave: 48.5 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 12.3 stream: 5.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.15 Bulk Shear: 10.64 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 ------------------------------------------------------------------------------- 500 135 11 58 11| 5.6 0.0 5.6| 22.9 -20.5 2.4 4.8 0.12| 24.7 2.9 1000 113 10 49 15| 2.8 1.6 4.4| 44.8 -28.7 16.0 16.0 0.17| 16.5 2.8 1500 113 13 56 16| 5.8 1.1 6.9| 99.2 -28.7 70.5 47.0 0.37| 15.1 5.6 2000 120 16 69 16| 5.9 0.8 6.7|151.1 -28.7 122.3 61.2 0.47| 14.4 6.7 2500 129 17 79 15| 4.9 0.6 5.5|166.1 -28.7 137.4 55.0 0.48| 12.8 6.2 3000 137 18 86 13| 3.8 0.5 4.3|174.3 -28.7 145.5 48.5 0.48| 12.3 5.8 4000 144 18 94 12| 3.5 1.4 4.9|195.6 -43.8 151.7 37.9 0.37| 12.2 4.5 5000 153 18 104 10| 3.0 1.7 4.7|204.8 -53.8 151.0 30.2 0.32| 11.3 3.6 6000 156 18 109 9| 2.5 1.9 4.4|211.4 -71.0 140.4 23.4 0.24| 10.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20250426.12.gif