NBM Guidance for CORVALLIS (AWOS) (KCVO)
44.5000N 123.2833W
Elevation 243 ft
HOURLY TO 24 HOURS:
KCVO NBM V5.0 NBH GUIDANCE 8/27/2026 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 66 69 72 74 75 76 76 75 73 70 66 63 61 60 58 57 56 55 55 54 53 53 57 61 64 Temperature(F)
TSD 1 1 1 2 2 2 2 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 SD of temp(F)
DPT 53 53 53 53 54 55 55 55 55 55 55 55 55 55 54 54 53 52 52 52 52 52 53 54 54 Dew point temp(F)
DSD 1 1 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 Dew point temp SD(F)
WBG 61 66 69 70 71 71 69 68 67 64 61 59 58 58 56 56 55 54 54 54 52 53 56 59 61 Wet bulb temp(F)
SKY 15 25 24 22 13 9 3 2 1 2 4 4 2 3 7 3 22 29 39 51 41 51 37 25 16 Sky cover(%)
SSD 13 26 25 21 11 11 3 8 1 2 4 4 2 4 25 3 37 33 32 26 35 30 24 23 22 Sky cover SD(%)
WDR 20 21 23 28 31 31 31 31 30 30 31 31 31 33 33 32 32 32 32 32 32 32 34 1 1 Wind dir (deg)
WSP 2 0 2 3 5 7 9 11 11 10 9 8 6 5 5 5 5 5 5 5 4 3 4 5 5 Wind spd (kts)
WSD 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 3 3 3 3 3 2 2 2 2 Wind spd SD(kts)
GST 5 5 6 7 9 11 13 15 15 14 13 10 8 6 5 5 6 6 5 5 5 4 5 7 8 Wind gust(kts)
GSD 1 1 2 2 2 3 3 3 2 2 3 2 2 2 2 3 3 3 3 3 2 2 2 2 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 0 0 0 0 0 1-hr PoP(%)
P06 0 0 0 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 72 74 77 79 80 81 81 81 81 81 81 81 80 80 80 80 81 81 81 81 81 81 81 81 81 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 -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
MVC 14 7 6 6 6 5 4 3 2 2 1 1 1 1 2 3 4 5 9 12 12 12 12 12 12 Prob cig<=3000ft(%) MVFR
IFC 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 Prob cig<1000ft(%) IFR
LIC 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 Prob cig<500ft(%) LIFR
LCB 70 60 80 50 39 41 44 40 40-88-88190220120140230150190130 70 70 30 31 32 41 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 3 3 4 6 7 6 4 4 Prob vsby<=5mi(%) MVFR
IFV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 3 4 4 3 2 Prob vsby<3mi(%) IFR
LIV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 3 2 0 Prob vsby<1mi(%) LIFR
MHT 29 39 47 50 53 49 47 36 26 18 5 4 4 4 4 4 4 4 4 4 4 3 10 22 28 MixHgt 100s feet AGL
TWD 24 24 25 25 28 28 29 29 30 30 29 30 30 32 32 32 33 33 34 34 35 35 0 1 1 Transport wind dir
TWS 4 5 5 5 6 7 9 11 11 11 11 9 8 7 6 6 6 6 6 6 5 5 6 6 6 Transport wind spd(kts)
SOL 46 56 72 80 81 76 66 53 32 14 4 3 2 2 0 0 0 0 0 0 0 1 13 24 40 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
KCVO NBM V5.0 NBS GUIDANCE 8/27/2026 1600 UTC
DT /AUG 28 /AUG 29 /AUG 30
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 51 80 48 76 48 Max/Min Temp(F)
XND 2 2 3 3 2 SD of max/min temps(F)
TMP 75 75 66 60 56 54 57 67 75 76 64 58 54 52 55 65 71 72 64 57 53 50 53 Temperature(F)
TSD 2 1 1 1 1 1 1 2 2 2 2 1 1 2 2 2 2 2 2 2 2 2 2 SD of temp(F)
DPT 54 55 55 55 53 52 53 54 53 53 52 52 51 50 52 52 49 48 49 50 49 48 50 Dew point temp(F)
DSD 2 2 1 1 1 1 1 1 1 1 2 1 1 1 1 2 3 2 1 1 1 1 1 Dew point temp SD(F)
WBG 71 68 61 58 55 54 56 65 70 67 59 55 52 50 54 62 67 64 58 54 51 48 52 Wet bulb temp(F)
SKY 13 2 4 3 22 51 37 26 5 5 6 32 29 35 51 43 29 12 10 17 10 28 51 Sky cover(%)
SSD 11 8 4 4 37 26 24 28 4 27 7 39 30 24 19 22 21 10 8 20 20 25 27 Sky cover SD(%)
WDR 31 31 31 33 32 32 34 0 33 30 30 30 28 25 22 29 31 31 31 31 32 33 35 Wind dir (deg)
WSP 5 11 9 5 5 5 4 5 5 12 13 6 3 0 0 1 6 11 10 5 5 4 4 Wind spd (kts)
WSD 2 2 2 2 3 3 2 2 2 3 2 3 3 2 2 2 2 3 2 3 4 3 3 Wind spd SD(kts)
GST 9 15 13 6 6 5 5 8 9 16 18 7 4 3 3 6 10 15 13 6 6 4 5 Wind gust(kts)
GSD 2 3 3 2 3 3 2 2 2 4 3 3 2 2 2 2 2 3 3 4 5 3 3 Wind gust SD(kts)
P06 0 0 0 0 0 0 1 1 3 1 0 6-hr PoP(%)
P12 0 0 1 4 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 0 0 0 0 0 3-hr Tstm prob(%)
T06 0 0 0 0 0 0 0 0 2 0 0 6-hr Tstm prob(%)
T12 0 0 0 2 0 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 0 0 0 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 80 81 81 80 81 81 81 81 81 81 79 77 70 73 68 67 66 69 72 70 69 67 66 Snow level 100s feet MSL
I06 0 0 0 0 0 0 0 0 0 0 0 6-hr ice(1/100in)
CIG -88-88-88-88-88-88-88-88-88-88-88-88-88 40 37 47-88-88-88-88-88-88-88 Ceiling height*
IFC 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 0 0 0 0 0 1 2 9 Prob cig<1000ft(%) IFR
LCB 39 40-88120150 70 31 80110150 90 24 70 40 16 30 60110 40230180150 46 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
IFV 0 0 0 0 1 2 4 0 0 0 0 0 1 3 1 0 0 0 0 0 1 3 6 Prob vsby<3mi(%) IFR
MHT 53 36 5 4 4 4 10 35 53 33 8 4 4 4 6 37 63 57 10 4 4 4 9 MixHgt 100s feet AGL
TWD 28 29 29 32 33 34 0 36 33 30 30 30 30 30 24 32 31 30 31 32 33 35 0 Transport wind dir
TWS 6 11 11 7 6 6 6 6 5 12 13 7 5 5 4 5 7 11 12 7 5 5 5 Transport wind spd(kts)
SOL 81 53 4 2 0 0 13 54 82 54 5 3 0 0 3 21 67 52 21 10 0 0 4 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
KCVO NBM V5.0 NBE GUIDANCE 8/27/2026 1600 UTC
FRI 28 |SAT 29 |SUN 30 |MON 31 |TUE 01 |WED 02 |THU 03 |FRI 04 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 51| 80 48| 76 48| 78 49| 80 50| 75 50| 72 50| 73 49 50 80 Max/Min Temp(F)
XND 2| 2 3| 3 2| 3 3| 3 3| 4 2| 6 3| 6 4 SD of max/min temps(F)
TMP 54| 76 52| 72 50| 75 51| 75 54| 71 54| 68 54| 70 53 Temperature(F)
TSD 1| 2 2| 2 2| 2 2| 3 3| 4 3| 6 3| 6 3 SD of temp(F)
DPT 52| 53 50| 48 48| 47 48| 51 51| 54 51| 55 52| 53 50 Dew point temp(F)
DSD 1| 1 1| 2 1| 2 1| 3 3| 4 3| 5 3| 5 3 Dew point temp SD(F)
WBG 54| 67 50| 64 48| 66 50| 67 53| 64 52| 64 54| 64 52 Wet bulb temp(F)
SKY 51| 5 35| 12 28| 9 35| 40 63| 27 68| 43 54| 25 39 Sky cover(%)
SSD 26| 27 24| 10 25| 24 28| 31 33| 21 22| 23 32| 22 23 Sky cover SD(%)
WDR 32| 30 25| 31 33| 0 32| 30 22| 26 18| 25 20| 28 29 Wind dir (deg)
WSP 5| 12 0| 11 4| 9 0| 12 3| 11 9| 10 8| 11 8 Wind spd (kts)
WSD 3| 3 2| 3 3| 2 2| 4 3| 3 5| 4 5| 4 4 Wind spd SD(kts)
GST 5| 16 3| 15 4| 13 3| 15 4| 16 10| 16 9| 16 9 Wind gust(kts)
GSD 3| 4 2| 3 3| 3 2| 5 3| 4 7| 7 7| 6 6 Wind gust SD(kts)
P12 0| 0 1| 4 1| 0 0| 0 5| 24 25| 44 45| 39 20 5 11 12-hr PoP(%)
Q12 0| 0 0| 0 0| 0 0| 0 0| 1 2| 14 13| 15 1 12-hr QPF(.01in)
Q24 | 0| 0| 0| 0| 3| 27| 16 21 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 0 0| 0 0| 0 1| 4 3| 4 0 Duration of precip(hrs)
T12 0| 0 0| 2 0| 0 1| 1 1| 8 3| 9 8| 11 5 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 0| 0 0| 3 20| 18 28| 39 33| 28 18 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 81| 81 73| 69 67| 87 89| 92 87| 81 81| 85 78| 80 75 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| 48 2| 36 8| 45 7| 40 5| 30 4| 12 1| 25 3 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
KCVO NBM V5.0 NBX GUIDANCE 8/27/2026 1600 UTC
SAT 05| SUN 06| MON 07
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 75 50| 79 52| 81 52 Max/Min Temp(F)
XND 8 5| 7 5| 8 4 SD of max/min temps(F)
TMP 73 53| 76 54| 78 55 Temperature(F)
TSD 8 4| 8 3| 8 3 SD of temp(F)
DPT 52 49| 52 49| 52 50 Dew point temp(F)
DSD 5 4| 5 5| 5 4 Dew point temp SD(F)
WBG 65 51| 68 52| 69 53 Wet bulb temp(F)
SKY 19 26| 18 49| 18 33 Sky cover(%)
SSD 17 26| 12 20| 9 15 Sky cover SD(%)
WDR 32 32| 33 36| 34 35 Wind dir (deg)
WSP 10 4| 9 3| 7 3 Wind spd (kts)
WSD 5 4| 4 4| 5 4 Wind spd SD(kts)
GST 15 5| 14 3| 12 4 Wind gust(kts)
GSD 6 4| 5 5| 6 5 Wind gust SD(kts)
P12 23 11| 13 9| 12 12 12-hr PoP(%)
Q12 4 0| 0 0| 1 0 12-hr QPF(.01in)
Q24 4| 0| 1 24-hr QPF(.01in)
DUR 1 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 14 8| 14 11| 10 14 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 79 77| 83 79| 85 86 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 17 16| 31 18| 32 19 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
KCVO NBM V5.0 NBP GUIDANCE 8/27/2026 1300 UTC
FRI 28| SAT 29| SUN 30| MON 31| TUE 01| WED 02| THU 03| FRI 04| SAT 05|
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 51| 80 48| 76 48| 78 49| 80 50| 75 50| 72 50| 73 49| 75 50| 75 Mean min/max temp(F)
TXNSD 2| 2 3| 3 3| 3 3| 3 3| 4 3| 6 3| 6 3| 8 5| 8 SD min/max temp(F)
TXNP1 49| 77 45| 72 45| 74 46| 76 47| 69 46| 64 46| 66 45| 66 45| 66 10th percentile min/max temp(F)
TXNP2 50| 79 46| 74 46| 76 46| 77 48| 72 48| 68 48| 67 46| 69 47| 69 25th percentile min/max temp(F)
TXNP5 51| 81 48| 75 46| 79 48| 80 51| 75 50| 72 50| 72 49| 75 49| 75 50th percentile min/max temp(F)
TXNP7 53| 82 51| 78 50| 80 51| 82 53| 77 51| 75 52| 77 52| 80 52| 80 75th percentile min/max temp(F)
TXNP9 54| 83 52| 79 51| 81 52| 84 54| 79 53| 79 54| 80 55| 87 56| 87 90th percentile min/max temp(F)
WSPP1 0| 8 0| 7 0| 6 0| 5 0| 6 0| 1 0| 4 0| 0 0| 3 10th percentile wnd(kts)
WSPP2 3| 9 0| 8 0| 7 0| 7 0| 8 2| 6 0| 6 0| 7 0| 5 25th percentile wnd(kts)
WSPP5 4| 11 0| 10 4| 9 2| 10 3| 10 5| 9 4| 10 5| 9 4| 9 50th percentile wnd(kts)
WSPP7 6| 14 4| 12 6| 10 3| 13 5| 12 8| 12 8| 12 8| 12 7| 11 75th percentile wnd(kts)
WSPP9 8| 16 5| 14 8| 11 5| 15 8| 13 12| 14 14| 15 12| 15 10| 14 90th percentile wnd(kts)
W24P1 | 13 | 14 | 13 | 11 | 11 | 12 | 11 | 10 | 11 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 14 | 15 | 14 | 12 | 12 | 13 | 13 | 12 | 12 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 15 | 17 | 15 | 13 | 15 | 15 | 15 | 15 | 15 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 17 | 19 | 17 | 15 | 17 | 17 | 18 | 17 | 17 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 18 | 20 | 18 | 16 | 19 | 18 | 20 | 21 | 20 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 16 | 18 | 17 | 15 | 14 | 16 | 15 | 14 | 14 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 18 | 20 | 19 | 16 | 17 | 18 | 17 | 17 | 17 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 19 | 22 | 20 | 18 | 19 | 20 | 21 | 20 | 20 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 21 | 24 | 22 | 19 | 23 | 23 | 26 | 25 | 23 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 23 | 27 | 24 | 22 | 25 | 25 | 32 | 31 | 28 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| 0| 0| 0| 0| 0| 25th percentile 24hr QPF(1/100in)
Q24P5 | 0| 0| 0| 0| 0| 10| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 0| 0| 7| 54| 28| 1| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 0| 0| 31| 103| 71| 22| 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 017|014 018|015 017|011 012|008 011|011 014|012 013|012 014|011 013|010 10th percentile MSLP(mb)
SLPP2 018|014 018|016 018|012 012|009 013|012 014|014 016|014 016|014 014|012 25th percentile MSLP(mb)
SLPP5 018|015 019|017 020|014 013|010 014|013 016|016 019|016 017|015 016|014 50th percentile MSLP(mb)
SLPP7 018|016 019|018 020|016 015|011 015|015 018|017 020|019 020|017 018|016 75th percentile MSLP(mb)
SLPP9 019|016 020|019 021|018 016|012 016|015 019|019 022|020 021|019 021|019 90th percentile MSLP(mb)