NBM Guidance for ONION MOUNTAIN LOOKO (OMFO3)
42.4541N 123.6161W
Elevation 4206 ft
HOURLY TO 24 HOURS:
OMFO3 NBM V5.0 NBH GUIDANCE 8/29/2026 1600 UTC
UTC 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 Time (UTC)
PDT 10 11 12 13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 Time (PDT)
TMP 54 57 59 61 63 64 65 64 62 59 55 52 51 51 50 50 49 49 49 49 49 49 51 52 54 Temperature(F)
TSD 2 1 1 1 1 2 2 2 1 2 2 1 1 1 2 1 2 2 2 2 2 1 2 2 1 SD of temp(F)
DPT 34 35 37 38 38 38 37 37 37 36 35 36 36 34 31 30 30 30 31 32 30 29 33 35 36 Dew point temp(F)
DSD 2 2 2 3 3 3 3 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 3 2 2 Dew point temp SD(F)
WBG 49 53 55 58 58 59 58 57 54 52 48 47 46 45 45 44 43 43 43 43 43 43 46 48 49 Wet bulb temp(F)
SKY 10 6 2 0 0 0 0 0 1 1 9 5 7 9 11 6 7 8 10 17 15 15 6 4 5 Sky cover(%)
SSD 24 12 8 1 0 0 0 1 1 2 18 12 19 25 32 30 29 30 27 26 14 14 11 4 10 Sky cover SD(%)
WDR 1 1 1 1 1 0 0 36 36 36 36 36 0 2 1 2 4 2 2 5 3 4 6 5 3 Wind dir (deg)
WSP 9 9 8 8 7 8 8 8 9 10 10 11 10 11 12 12 12 12 12 13 12 12 10 10 9 Wind spd (kts)
WSD 1 1 1 1 1 1 1 1 1 1 2 2 2 3 3 3 3 3 3 3 3 3 2 2 2 Wind spd SD(kts)
GST 15 16 15 15 14 15 15 16 17 18 19 19 18 18 19 19 18 18 17 17 17 16 15 15 15 Wind gust(kts)
GSD 2 2 2 2 1 2 2 2 2 2 2 3 3 4 4 4 4 4 3 3 4 4 3 3 2 Wind gust SD(kts)
P01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1-hr PoP(%)
P06 0 0 1 6-hr PoP(%)
Q01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr QPF (.01")
T01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob of rain(%)
S01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr snow(1/10in)
SLV 76 74 72 72 73 75 76 77 76 74 73 71 70 70 70 71 70 70 71 71 71 71 71 72 73 Snow level 100s feet MSL
I01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr ice(1/100in)
CIG -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 1 1 1-88-88 Ceiling height*
MVC 32 21 9 6 5 3 2 2 2 2 3 3 3 2 5 6 7 10 12 12 18 16 19 16 10 Prob cig<=3000ft(%) MVFR
IFC 26 18 6 5 3 3 2 2 2 2 3 3 2 1 3 4 5 9 11 11 16 15 18 15 10 Prob cig<1000ft(%) IFR
LIC 23 14 6 3 2 1 0 1 0 0 0 1 0 0 3 3 5 8 10 10 16 15 18 14 10 Prob cig<500ft(%) LIFR
LCB -88 13140240210210180160120 42 50120 80 60 44 45 28 39 37 60 1 1 1240210 Lowest cloud base*
VIS 10100100100100100100100100100100100100100100100100100100100 3 3 3 8 10 Visibility*
MVV 23 12 6 4 3 2 3 2 2 2 3 3 2 4 7 10 13 16 19 22 24 24 22 19 13 Prob vsby<=5mi(%) MVFR
IFV 22 11 6 4 3 2 2 1 2 1 2 2 2 4 6 9 11 14 15 18 21 22 20 17 13 Prob vsby<3mi(%) IFR
LIV 17 8 6 4 3 2 2 1 1 1 2 2 2 3 6 8 9 11 12 14 17 19 19 14 10 Prob vsby<1mi(%) LIFR
MHT 23 30 35 42 44 47 49 45 39 27 13 7 5 5 5 4 4 4 4 4 4 4 5 11 16 MixHgt 100s feet AGL
TWD 1 1 1 0 36 36 36 36 36 0 36 36 1 1 1 1 2 2 2 2 2 2 3 4 5 Transport wind dir
TWS 9 9 9 8 9 8 9 10 11 11 11 11 10 11 12 12 12 12 12 13 12 12 10 10 9 Transport wind spd(kts)
SOL 52 66 84 88 87 81 70 55 33 14 4 3 2 2 0 0 0 0 0 0 0 0 15 34 50 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
OMFO3 NBM V5.0 NBS GUIDANCE 8/29/2026 1600 UTC
DT /AUG 30 /AUG 31 /SEP 1
UTC 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 Time (UTC)
PDT 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 Time (PDT)
FHR 05 08 11 14 17 20 23 26 29 32 35 38 41 44 47 50 53 56 59 62 65 68 71 Forecast Hour
TXN 48 72 50 77 52 Max/Min Temp(F)
XND 2 2 4 2 3 SD of max/min temps(F)
TMP 63 64 55 51 49 49 51 57 67 69 58 54 51 50 54 65 73 71 59 54 52 52 52 Temperature(F)
TSD 1 2 2 1 2 2 2 1 2 2 2 2 2 3 2 3 2 2 2 2 2 3 2 SD of temp(F)
DPT 38 37 35 34 30 32 33 36 34 29 29 30 28 29 30 35 39 40 40 41 39 39 39 Dew point temp(F)
DSD 3 4 4 3 3 3 3 2 3 3 3 2 3 2 2 2 2 3 4 4 5 4 4 Dew point temp SD(F)
WBG 58 57 48 45 43 43 46 53 60 58 49 46 45 43 47 57 65 61 52 49 48 48 48 Wet bulb temp(F)
SKY 0 0 9 9 7 17 6 4 4 2 2 0 0 4 2 11 25 21 33 49 60 63 47 Sky cover(%)
SSD 0 1 18 25 29 26 11 22 32 10 2 1 0 4 2 15 24 27 26 23 18 16 17 Sky cover SD(%)
WDR 1 36 36 2 4 5 6 4 2 0 0 1 5 11 32 32 29 28 29 29 29 28 27 Wind dir (deg)
WSP 7 8 10 11 12 13 10 8 6 7 7 6 6 4 4 3 4 7 6 6 6 7 5 Wind spd (kts)
WSD 1 1 2 3 3 3 2 1 1 2 2 2 2 2 2 1 1 2 1 2 2 2 3 Wind spd SD(kts)
GST 14 16 19 18 18 17 15 15 13 14 13 11 10 8 7 8 10 15 11 10 10 11 9 Wind gust(kts)
GSD 1 2 2 4 4 3 3 2 2 3 3 3 2 2 2 2 3 2 2 2 3 3 4 Wind gust SD(kts)
P06 0 0 1 1 0 0 0 0 0 0 1 6-hr PoP(%)
P12 1 1 0 0 1 12-hr PoP(%)
Q06 0 0 0 0 0 0 0 0 0 0 0 6-hr QPF(.01in)
Q12 0 0 0 0 0 12-hr QPF(.01in)
DUR 0 0 0 0 0 Duration of precip(hrs)
T03 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 3-hr Tstm prob(%)
T06 0 0 0 0 0 0 0 0 0 1 0 6-hr Tstm prob(%)
T12 0 0 0 0 1 12-hr Tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 5 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 73 77 73 70 70 71 71 74 78 83 88 95100100100 98 99100100100100 98 91 Snow level 100s feet MSL
I06 0 0 0 0 0 0 0 0 0 0 0 6-hr ice(1/100in)
CIG -88-88-88-88-88-88 1-88-88-88-88-88-88-88-88-88-88-88-88-88100 49 45 Ceiling height*
IFC 3 2 3 1 5 11 18 7 4 5 7 14 19 20 21 16 9 10 12 17 18 24 29 Prob cig<1000ft(%) IFR
LCB 210160 50 60 28 60 1140100200200150150130150180150 90 90 70 70 49 45 Lowest cloud base*
VIS 100100100100100100 3100100100100100100100 50100100100100100100 60 30 Visibility*
IFV 3 1 2 4 11 18 20 8 2 2 3 5 8 11 17 10 5 4 3 6 11 15 21 Prob vsby<3mi(%) IFR
MHT 44 45 13 5 4 4 5 20 36 36 10 4 4 3 3 26 77 49 12 5 4 4 8 MixHgt 100s feet AGL
TWD 36 36 36 1 2 2 3 5 4 1 0 0 1 2 6 22 22 27 30 31 30 30 29 Transport wind dir
TWS 9 10 11 11 12 13 10 8 6 8 10 7 6 4 4 3 10 9 9 6 6 7 5 Transport wind spd(kts)
SOL 87 55 4 2 0 0 15 63 84 57 5 3 0 0 12 50 84 62 17 8 0 0 2 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
OMFO3 NBM V5.0 NBE GUIDANCE 8/29/2026 1600 UTC
SUN 30 |MON 31 |TUE 01 |WED 02 |THU 03 |FRI 04 |SAT 05 |SUN 06 CLIMO
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12 Time (UTC)
PDT 05 17 05 17 05 17 05 17 05 17 05 17 05 17 05 Time (PDT)
FHR 20| 32 44| 56 68| 80 92|104 116|128 140|152 164|176 188 Forecast Hour
TXN 48| 72 50| 77 52| 65 52| 57 50| 58 47| 62 48| 65 48 53 77 Max/Min Temp(F)
XND 2| 2 4| 2 3| 6 3| 5 3| 6 3| 5 4| 7 4 SD of max/min temps(F)
TMP 49| 69 50| 71 52| 59 55| 52 55| 54 50| 58 50| 61 50 Temperature(F)
TSD 2| 2 3| 2 3| 5 4| 5 4| 5 4| 5 5| 8 4 SD of temp(F)
DPT 32| 29 29| 40 39| 43 40| 46 44| 41 35| 38 34| 39 34 Dew point temp(F)
DSD 3| 3 2| 3 4| 5 5| 6 6| 7 6| 6 6| 7 6 Dew point temp SD(F)
WBG 43| 58 43| 61 48| 55 50| 50 50| 50 45| 52 45| 55 45 Wet bulb temp(F)
SKY 17| 2 4| 21 63| 30 71| 82 83| 33 46| 39 44| 12 35 Sky cover(%)
SSD 26| 10 4| 27 16| 22 20| 15 13| 15 26| 25 19| 12 28 Sky cover SD(%)
WDR 5| 0 11| 28 28| 26 21| 23 21| 26 31| 33 0| 33 35 Wind dir (deg)
WSP 13| 7 4| 7 7| 8 22| 9 14| 5 6| 5 5| 4 5 Wind spd (kts)
WSD 3| 2 2| 2 2| 3 6| 4 7| 3 4| 2 4| 2 3 Wind spd SD(kts)
GST 17| 14 8| 15 11| 18 32| 25 28| 14 10| 11 9| 11 8 Wind gust(kts)
GSD 3| 3 2| 2 3| 4 9| 8 10| 6 5| 4 5| 4 4 Wind gust SD(kts)
P12 1| 1 0| 0 1| 19 26| 56 81| 67 37| 24 29| 25 20 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 2 0| 22 42| 29 7| 4 0| 4 5 12-hr QPF(.01in)
Q24 | 0| 0| 2| 64| 36| 4| 9 23 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 1 0| 4 6| 4 3| 1 0| 1 1 Duration of precip(hrs)
T12 0| 0 0| 0 1| 7 8| 7 11| 16 6| 4 3| 3 4 12-hr Tstm prob(%)
PZR 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 0| 0 0| 0 2| 13 31| 70 70| 44 19| 26 11| 19 9 Cond prob of rain(%)
S12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 | 0| 0| 0| 0| 0| 0| 0 24-hr snow(1/10in)
SLV 71| 83 100|103 98| 86 82| 93 81| 77 69| 77 77| 85 81 Snow level 100s feet MSL
I12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 5| 52 2| 52 6| 42 5| 28 0| 39 7| 35 5| 45 7 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
OMFO3 NBM V5.0 NBX GUIDANCE 8/29/2026 1600 UTC
MON 07| TUE 08| WED 09
UTC 00 12 |00 12 |00 12 Time (UTC)
PDT 17 05 |17 05 |17 05 Time (PDT)
FHR 200 212|224 236|248 260 Forecast Hour
TXN 69 50| 73 54| 75 56 Max/Min Temp(F)
XND 7 5| 6 6| 7 7 SD of max/min temps(F)
TMP 65 51| 69 54| 70 56 Temperature(F)
TSD 7 5| 7 6| 8 7 SD of temp(F)
DPT 38 34| 39 38| 40 38 Dew point temp(F)
DSD 5 6| 6 6| 7 7 Dew point temp SD(F)
WBG 58 45| 60 48| 61 50 Wet bulb temp(F)
SKY 9 39| 11 25| 11 28 Sky cover(%)
SSD 13 33| 26 13| 6 9 Sky cover SD(%)
WDR 33 35| 32 1| 34 4 Wind dir (deg)
WSP 4 5| 5 7| 5 7 Wind spd (kts)
WSD 2 3| 2 4| 3 4 Wind spd SD(kts)
GST 11 10| 12 11| 12 11 Wind gust(kts)
GSD 3 3| 4 5| 4 5 Wind gust SD(kts)
P12 12 4| 4 7| 6 7 12-hr PoP(%)
Q12 0 0| 0 1| 0 0 12-hr QPF(.01in)
Q24 0| 1| 0 24-hr QPF(.01in)
DUR 0 0| 0 0| 0 0 Duration of precip(hrs)
PZR 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 8 3| 3 3| 6 3 Cond prob of rain(%)
S12 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 0| 0| 0 24-hr snow(1/10in)
SLV 89 90| 95 99|104 102 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 20 17| 33 19| 34 19 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
OMFO3 NBM V5.0 NBP GUIDANCE 8/29/2026 1300 UTC
SUN 30| MON 31| TUE 01| WED 02| THU 03| FRI 04| SAT 05| SUN 06| MON 07|
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 Time (UTC)
PDT 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 Time (PDT)
FHR 23| 35 47| 59 71| 83 95|107 119|131 143|155 167|179 191|203 215|227 Forecast Hour
TXNMN 48| 72 51| 77 53| 65 52| 57 52| 58 47| 62 48| 65 48| 69 50| 69 Mean min/max temp(F)
TXNSD 2| 2 4| 2 3| 6 3| 5 3| 6 3| 5 4| 7 4| 7 4| 7 SD min/max temp(F)
TXNP1 46| 70 46| 73 48| 57 47| 49 48| 50 44| 56 45| 56 44| 60 45| 60 10th percentile min/max temp(F)
TXNP2 47| 71 48| 75 50| 61 49| 54 50| 54 45| 59 46| 61 45| 63 46| 63 25th percentile min/max temp(F)
TXNP5 49| 72 50| 77 53| 65 52| 57 52| 59 47| 62 47| 65 47| 69 48| 69 50th percentile min/max temp(F)
TXNP7 50| 74 56| 79 55| 70 55| 60 53| 61 48| 64 49| 70 49| 72 51| 72 75th percentile min/max temp(F)
TXNP9 51| 74 58| 80 58| 73 56| 63 55| 64 51| 69 52| 74 52| 79 55| 79 90th percentile min/max temp(F)
WSPP1 8| 5 3| 5 4| 5 9| 4 3| 2 2| 3 2| 2 2| 2 3| 2 10th percentile wnd(kts)
WSPP2 10| 6 4| 6 5| 6 11| 6 6| 3 4| 4 3| 3 3| 3 4| 3 25th percentile wnd(kts)
WSPP5 12| 7 5| 7 7| 8 15| 9 10| 6 6| 5 5| 5 5| 5 6| 5 50th percentile wnd(kts)
WSPP7 13| 8 6| 8 9| 10 21| 11 15| 8 9| 7 8| 7 8| 6 8| 7 75th percentile wnd(kts)
WSPP9 15| 9 9| 9 10| 12 26| 13 21| 10 12| 8 12| 8 10| 8 10| 8 90th percentile wnd(kts)
W24P1 | 14 | 11 | 10 | 10 | 11 | 7 | 7 | 6 | 6 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 15 | 12 | 12 | 13 | 15 | 10 | 9 | 8 | 8 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 16 | 14 | 14 | 16 | 20 | 13 | 11 | 11 | 11 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 17 | 15 | 16 | 19 | 24 | 17 | 15 | 14 | 13 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 19 | 17 | 17 | 22 | 28 | 21 | 17 | 16 | 16 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 21 | 17 | 17 | 19 | 22 | 15 | 14 | 12 | 12 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 23 | 19 | 20 | 22 | 26 | 19 | 16 | 15 | 15 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 25 | 21 | 22 | 26 | 32 | 23 | 19 | 18 | 17 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 26 | 23 | 24 | 29 | 39 | 28 | 24 | 23 | 21 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 27 | 25 | 26 | 33 | 43 | 32 | 27 | 25 | 23 90th percentile 24hr wnd gust exceedance(kts)
Q24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr QPF(1/100in)
Q24P2 | 0| 0| 0| 24| 0| 0| 0| 0| 25th percentile 24hr QPF(1/100in)
Q24P5 | 0| 0| 0| 74| 21| 0| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 3| 104| 65| 7| 8| 0| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 6| 147| 108| 48| 45| 6| 90th percentile 24hr QPF(1/100in)
S24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr snow accum(1/10in)
S24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr snow accum(1/10in)
S24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr snow accum(1/10in)
S24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr snow accum(1/10in)
S24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr snow accum(1/10in)
I24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr ice accum(1/100in)
I24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr ice accum(1/100in)
I24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr ice accum(1/100in)
I24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr ice accum(1/100in)
I24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr ice accum(1/100in)
SLPP1 018|010 012|006 012|009 013|009 011|010 013|010 012|009 013|009 013|008 10th percentile MSLP(mb)
SLPP2 018|010 012|007 013|010 014|011 013|011 015|011 015|012 016|012 015|010 25th percentile MSLP(mb)
SLPP5 019|011 012|007 014|011 015|012 014|012 016|013 017|013 018|014 017|013 50th percentile MSLP(mb)
SLPP7 019|012 013|008 015|012 016|013 016|014 018|015 019|015 019|016 019|015 75th percentile MSLP(mb)
SLPP9 020|012 014|009 016|013 017|014 018|015 020|016 020|017 020|017 020|016 90th percentile MSLP(mb)